The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. Toronto’s climate is modified by its location on the shores… more. In Hamilton, the summers are warm; the winters are freezing, dry, and windy; and it is partly cloudy year round. The thin dotted lines are the corresponding average perceived temperatures. The number of hours during which the Sun is visible (black line). While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Global Summary of the Month and Year, Version 1.0. The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands. To fill in the rest, there's information on how many days a month get above or below a given temperature. The hottest day of the year is July 20, with an average high of 79°F and low of 64°F. The highest average water temperature for this location is 21.70°C | 71.06°F and is reached on average around August 04. The lowest water temperature of 2.70°C | 36.86°F will be reached in March. The earliest sunrise is at 5:38 AM on June 14, and the latest sunrise is 2 hours, 22 minutes later at 8:01 AM on November 6. The predominant average hourly wind direction in Hamilton is from the west throughout the year. Average annual temperatures for cities, towns and parks throughout Ontario are given below. Hamilton's chilliest winter nights have lows in the minus-twenties °C (below -3 °F). The warmest time of year is generally mid July where highs are regularly around 84.2°F (29°C) with temperatures rarely dropping below 60.8°F (16°C) at night. The drier season lasts 4.3 months, from November 21 to March 31. Based on this score, the best time of year to visit Hamilton for general outdoor tourist activities is from late June to early September, with a peak score in the second week of August. Maximums and minimums are only part of the temperature picture. The clearer part of the year in Hamilton begins around May 29 and lasts for 5.0 months, ending around October 29. The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. The figure below shows you a compact characterization of the entire year of hourly average temperatures. All Year Climate & Weather Averages in Hamilton. The chance of wet days in Hamilton varies throughout the year. The day of the year with the warmest water is August 8, with an average temperature of 72°F. Daylight saving time (DST) is observed in Hamilton during 2021, starting in the spring on March 14, lasting 7.8 months, and ending in the fall on November 7. The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day. Hamilton, Ontario for example only ranked as the 11th hottest summer on record by mean temperature. The topography within 2 miles of Hamilton contains only modest variations in elevation, with a maximum elevation change of 459 feet and an average elevation above sea level of 396 feet. February 2021 Long Range Weather Forecast for Southern Ontario; Dates Weather Conditions; Feb 1-7: A few showers, quite mild: Feb 8-15: Periods of rain and snow east, snow west; mild: Feb 16-20: Sunny, mild: Feb 21-28: Rain and snow showers east, flurries west; turning cold: February: temperature -2°C (3°C above avg.) The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. The least muggy day of the year is February 19, when muggy conditions are essentially unheard of. The coldest day of the year is January 29, with an average low of 18°F and high of 30°F. … Cold spot in Canada: -44.9 °C-48.8 °F Eureka, NU. Usually November is filled with overcast skies, chilly temperatures and sometimes one or two snowstorms in Ontario and Quebec. Based on the tourism score, the best time of year to visit Hamilton for warm-weather activities is from late June to early September. Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. Our tourism temperature score is 0 for perceived temperatures below 50°F, rising linearly to 9 for 65°F, to 10 for 75°F, falling linearly to 9 for 80°F, and to 1 for 90°F or hotter. The average growing degree days accumulated over the course of the year, with 25th to 75th and 10th to 90th percentile bands. The time of year with warmer water lasts for 3.0 months, from June 27 to September 27, with an average temperature above 65°F. This report illustrates the typical weather in Hamilton, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. For the purposes of this report, the geographical coordinates of Hamilton are 43.250 deg latitude, -79.850 deg longitude, and 292 ft elevation. Copyright © 2021 Current Results Publishing Ltd. However, the coldest temperature ever recorded in Canada was −63 °C or −81.4 °F in Snag, Yukon. At an average temperature of 21.8 °C | 71.2 °F, July is the hottest month of the year. In Hamilton, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year. The first set of high and low temperatures are averages for 2010 to 2019. Cold spot in Ontario: -22.9 °C-9.2 °F Timmins; Moose Creek Wells. Click on each chart for more information. If you’re looking for the very warmest time to visit Hamilton, the hottest months are July, August, and then June. In Burlington, the RBG weather station recorded a record high of 35.6 C in 1955. The previous hottest temperature on record for Oct. 23 was 23 C, a mark that was set in 1991. Hamilton experiences significant seasonal variation in the perceived humidity. Hanawa, Japan (6,147 miles away) is the far-away foreign place with temperatures most similar to Hamilton (view comparison). Hamilton typically has 129 days a year when the minimum temperature is at 0 °C or below. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. The windier part of the year lasts for 5.8 months, from October 26 to April 20, with average wind speeds of more than 11.2 miles per hour. The muggier period of the year lasts for 3.4 months, from June 9 to September 22, during which time the comfort level is muggy, oppressive, or miserable at least 8% of the time. The previous record was –23.3 C, which was set at a lower city weather station. See average monthly temperatures below. Low Temp: 16 °F. This section reports on the wide-area average surface temperature of that water. The average water temperature experiences significant seasonal variation over the course of the year. Check average temperature, sunshine & rainfall plus more in Hamilton, Ontario From November to April, it can remain below freezing all day long. Daytime maximum temperatures average around a cold 4°C (39°F), whilst at night -4°C (25°F) is normal. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. Our cloud cover score is 10 for fully clear skies, falling linearly to 9 for mostly clear skies, and to 1 for fully overcast skies. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. 2016. The black line is the percentage chance that a given day is within the growing season. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. The hottest day of the year is July 20, with an average high of 79°F and low of 64°F. The annual water temperature for Hamilton (Lake Ontario) is on average 10.30°C | 50.54°F. John C. Munro Hamilton International Airport, MERRA-2 Modern-Era Retrospective Analysis. Most weather record books list 1913 as the year the hottest temperature in the U.S. occurred, when Greenland Ranch in Death Valley hit 134°F. Surfers should use a 2mm long sleeve shorty or a 3/2mm spring wetsuit if the wind is up. The temperature started dropping about 2.5 degrees per day from -75°C down to the new record, amid clear skies and light winds. The following charts outline average low/high temperatures for major cities in Canada, going—more or less—west to east. Hamilton water temperatures are warmest in early August. 1981-2010 Climate Normals & Averages. The warm season lasts for 3.6 months, from June 1 to September 18, with an average daily high temperature above 70°F. The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. In 2012, the highest temperature was 35.8°C Related Data. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Days of Hot Weather in Hamilton Hamilton usually has 18 days a year with temperatures in the 30s Celsius. The transitions to and from daylight saving time are indicated by the 'DST' labels. The average date for the last frost in spring is April 21. This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. The cold season lasts for 3.4 months, from December 3 to March 15, with an average daily high temperature below 40°F. Colder, drier snow tends to be on the higher end of that range and warmer, wetter snow on the lower end. The windiest day of the year is January 12, with an average hourly wind speed of 14.1 miles per hour. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night. The thin dotted line is the corresponding average liquid-equivalent snowfall. Tuesday’s low was –24.8 C, set around 1 a.m. at the Hamilton airport. The stations contributing to this reconstruction are: Hamilton RBG (53%, 5.5 kilometers, northwest); Burlington Piers (38%, 7 kilometers, northeast); and John C. Munro Hamilton International Airport (9%, 11 kilometers, southwest). Pearson International Airport saw a … Hottest temperature for Hamilton since July 17th 2012. Time zones for airports and weather stations are provided by AskGeo.com . The most rain falls during the 31 days centered around September 27, with an average total accumulation of 2.4 inches. From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night. WMO ID: 71624 . To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. Home | Privacy & Cookies | Contact | About. Averages are for Hamilton Airport, which is 7 miles from Hamilton. The city averages just two nights a year, usually in January and February, when the thermometer drops that low. The earliest sunset is at 4:43 PM on December 8, and the latest sunset is 4 hours, 20 minutes later at 9:03 PM on June 26. Within 50 miles contains significant variations in elevation (1,486 feet). The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. Tornado watches, thunderstorm warnings dropped for London, Ont., area. Extreme temperatures for Canada's largest cities - continued: High °C Date City Low °C Date; 37.6: Aug 1, 1975: Montreal-37.8: Jan 15, 1957: 36.5: July 8, 1988 The brighter period of the year lasts for 3.6 months, from May 3 to August 21, with an average daily incident shortwave energy per square meter above 5.8 kWh. The day of the year with the coolest water is February 27, with an average temperature of 34°F. Oct 23, 2020. The chance of a wet day peaks at 32% on June 14. The 30-degree weather can show up here anytime from May to September, and occasionally as early as April. The darkest day of the year is December 23, with an average of 1.3 kWh. Over the course of the year, the temperature typically varies from 18°F to 79°F and is rarely below 2°F or above 88°F. Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more. The calmest day of the year is August 4, with an average hourly wind speed of 8.3 miles per hour. The numbers here tell you how hot and cold the weather usually is in Hamilton, Ontario during each month of the year. Just one of those days, on average reaches above 35 degrees Celsius (95 °F). The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. Weather data is prone to errors, outages, and other defects. Rain falls throughout the year in Hamilton. The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. Weather. Based on weather reports collected during 1985–2015. The cold season lasts for 3.4 months, from December 3 to March 15, with an average daily high temperature below 40°F. Mont-Saint-Hilaire, Que., is the only city outside of B.C. What's the weather like in Hamilton (Ontario) in March 2021? Located in the far South of Ontario, close to the border and the American city of Detroit, Windsor enjoys the warmest climate of any… more. Based on this score, the best time of year to visit Hamilton for hot-weather activities is from early July to mid August, with a peak score in the last week of July. To find out how often it rises over 10, 20 or 30 °C each month in Hamilton, scroll down farther. Temperatures down to -30 °C (-22 °F) are not normal here. The hottest July 5 on record at the Hamilton weather office at the airport was 34.4 C in 1999, he said. The time of year with cooler water lasts for 4.5 months, from December 19 to May 3, with an average temperature below 42°F. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The thin dotted line is the corresponding average rainfall. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . Canada temperature varies widely depending on where you are and what time of year it is. The solar day over the course of the year 2021. Hamilton typically has 49 frosty days a year. The wetter season lasts 7.7 months, from March 31 to November 21, with a greater than 23% chance of a given day being a wet day. The coldest place in Canada based on average yearly temperature is Eureka, Nunavut, where the temperature averages at −19.7 °C or −3.5 °F for the year. In this report, we use a base of 50°F and a cap of 86°F. Mild Toronto day breaks 36-year-old temperature … Everything else here is based on 1981 to 2010 weather. A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The brightest day of the year is June 30, with an average of 6.9 kWh. TC ID: YYZ . Climate of Toronto, Ontario Toronto has a semi-continental climate, with a warm, humid summer and a cold winter. Frost normally returns here on October 15. NOAA National Centers for Environmental Information. There are also monthly and yearly counts of days with frost and cold weather. Hot spot in Ontario: -1.4 °C 29.5 °F Point Pelee. The smallest chance of a wet day is 14% on February 2. Just one of those days, on average reaches above 35 degrees Celsius (95 °F). Environment Canada. As with rainfall, we consider the snowfall accumulated over a sliding 31-day period centered around each day of the year. The percentage of time spent at various humidity comfort levels, categorized by dew point. Showing: All Year January February March April May June July August September October November December. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . The snowless period of the year lasts for 7.5 months, from April 8 to November 24. To characterize how pleasant the weather is in Hamilton throughout the year, we compute two travel scores. Environment Canada says the temperature at Hamilton’s John C. Munro International Airport reached a high of 31.4 C on Wednesday afternoon. The average daily incident shortwave solar energy experiences extreme seasonal variation over the course of the year. Forecasts show an upcoming slight dip in temperatures in southern Ontario and Quebec, with daily highs between 27 C and 30 C from Saturday through Monday. The percentage of time spent in various temperature bands. Environment Canada published a book in the 1970s called Daily Climatological Data for Hamilton, Ontario, which contained historical temperature statistics. The blast of searing weather also set records for Manitoba and Ontario that still stand today. The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. The least rain falls around January 27, with an average total accumulation of 0.5 inches. The climate in Hamilton during March can be summarized as cool and reasonably dry. The 30-degree weather can show up here anytime from May to September, and occasionally as early as April. The area within 2 miles of Hamilton is covered by artificial surfaces (91%), within 10 miles by cropland (24%) and artificial surfaces (22%), and within 50 miles by cropland (30%) and water (29%). and Ontario to break into the top 50 of the best communities for weather. The average liquid-equivalent snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The figure below presents a compact representation of key lunar data for 2021. Windsor, Ontario: average annual temperature of 14.4°C Next on our list is Windsor, the southernmost city of Canada, located right by the border with the United States, opposite Detroit. The least snow falls around July 30, with an average total liquid-equivalent accumulation of 0.0 inches. Global Summary of the Month and Year, Version 1.0. TORONTO INTL A ONTARIO Current Station Operator: NAVCAN. The average hourly wind speed in Hamilton experiences significant seasonal variation over the course of the year. Annual Weather Averages Near Hamilton. To the surprise of absolutely no one, December was the warmest on record for much of Ontario, including Toronto, Environment Canada said Friday. The darker period of the year lasts for 3.5 months, from October 31 to February 14, with an average daily incident shortwave energy per square meter below 2.4 kWh. Hamilton experiences some seasonal variation in monthly rainfall. The growing season in Hamilton typically lasts for 6.3 months (192 days), from around April 19 to around October 29, rarely starting before April 2 or after May 6, and rarely ending before October 10 or after November 15. We report snowfall in liquid-equivalent terms. The temperatures seen on July 7, 8, and 9 are still the hottest ever recorded in Toronto. 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