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Monthly climate in Richmond, Ontario, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Richmond features a humid continental climate (Dfb). Temperatures typically range between -8 °C (18 °F) and 22 °C (72 °F) through the year, but rarely can drop to -32 °C (-25 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1122 mm (44.2 inches) and receives 144 rainy days on the 1 mm (0.04 inches) threshold annually. Richmond enjoys an average of 2748 hours of sunshine throughout the year, and daylight varies from 8 hours 47 minutes to 15 hours 33 minutes per day.

Monthly average temperatures in Richmond, Ontario, Canada §

The warmest months in Richmond are June, July and August, with daily mean temperatures ranging from 19 to 22 °C (66 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -5 °C (18 - 24 °F) throughout the day. On average each year, Richmond experiences 59 days above 25 °C (77.0 °F) and 139 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Richmond, Ontario, Canada. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 11°C
(52°F)		 13°C
(55°F)		 21°C
(70°F)		 29°C
(84°F)		 35°C
(96°F)		 33°C
(92°F)		 36°C
(97°F)		 33°C
(91°F)		 33°C
(92°F)		 27°C
(82°F)		 22°C
(72°F)		 15°C
(60°F)
Mean maximum 5°C
(42°F)		 8°C
(47°F)		 13°C
(56°F)		 22°C
(72°F)		 31°C
(88°F)		 31°C
(88°F)		 33°C
(91°F)		 31°C
(88°F)		 29°C
(84°F)		 24°C
(76°F)		 15°C
(59°F)		 10°C
(50°F)
Average high -4°C
(25°F)		 -2°C
(29°F)		 3°C
(37°F)		 11°C
(52°F)		 19°C
(67°F)		 24°C
(76°F)		 27°C
(81°F)		 26°C
(79°F)		 22°C
(71°F)		 14°C
(58°F)		 5°C
(41°F)		 -1°C
(30°F)
Daily mean -8°C
(18°F)		 -7°C
(20°F)		 -2°C
(29°F)		 6°C
(43°F)		 13°C
(57°F)		 19°C
(66°F)		 22°C
(72°F)		 20°C
(69°F)		 16°C
(61°F)		 10°C
(49°F)		 1°C
(34°F)		 -5°C
(24°F)
Average low -13°C
(9°F)		 -12°C
(11°F)		 -7°C
(20°F)		 1°C
(35°F)		 8°C
(46°F)		 12°C
(55°F)		 16°C
(61°F)		 15°C
(60°F)		 11°C
(52°F)		 5°C
(42°F)		 -3°C
(27°F)		 -8°C
(18°F)
Mean minimum -27°C
(-16°F)		 -25°C
(-13°F)		 -20°C
(-4°F)		 -6°C
(22°F)		 -0°C
(32°F)		 6°C
(44°F)		 11°C
(51°F)		 9°C
(48°F)		 4°C
(39°F)		 -2°C
(28°F)		 -14°C
(7°F)		 -22°C
(-7°F)
Minimum -32°C
(-25°F)		 -28°C
(-18°F)		 -22°C
(-7°F)		 -11°C
(13°F)		 -3°C
(27°F)		 2°C
(36°F)		 9°C
(48°F)		 7°C
(45°F)		 -0°C
(32°F)		 -5°C
(23°F)		 -18°C
(-0°F)		 -29°C
(-21°F)

Compare climate in Richmond with other places

Compare temperature, precipitation, sunshine, UV index in Richmond, Ontario, Canada with other places around the world.

Monthly average precipitation in Richmond, Ontario, Canada §

Richmond usually has the most precipitation in April, July and October, with an average of 12 rainy days and 119 mm (4.7 inches) of precipitation per month. The driest months in Richmond are January, September and December. On average, 72 mm (2.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Richmond, Ontario, Canada. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 74 (2.9) 78 (3.1) 84 (3.3) 115 (4.5) 111 (4.4) 92 (3.6) 112 (4.4) 89 (3.5) 66 (2.6) 131 (5.1) 94 (3.7) 77 (3.0)
Average precipitation days (≥ 1 mm) 10 13 12 12 13 13 12 12 9 13 13 12

Monthly sunshine hours in Richmond, Ontario, Canada §

The sunniest months in Richmond are June, July and August, when the sun shines an average of 10 hours 46 minutes a day. Least sunny months in Richmond: January, November and December receive an average of 4 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Richmond, Ontario, Canada. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 112 153 233 227 282 319 348 322 274 196 148 127
Mean daily daylight hours 9h 11m 10h 24m 11h 57m 13h 32m 14h 53m 15h 33m 15h 11m 13h 59m 12h 28m 10h 53m 9h 30m 8h 47m

Solar UV radiation in Richmond, Ontario, Canada §

Richmond experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure. January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Richmond UV Index data.

Average daily maximum UV levels by month for Richmond, Ontario, Canada. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 5 8 9 9 9 8 7 5 3 2

Detailed Monthly Weather Insights for Richmond, Ontario, Canada

Discover in-depth weather details for every month in Richmond. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Richmond's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.