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Monthly climate in Stony Plain, Alberta, Canada

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Stony Plain features a humid continental climate (Dfb).Temperatures typically range between -12 °C (11 °F) and 17 °C (63 °F) through the year, but rarely can drop to -40 °C (-39 °F) or can rise to as high as 36 °C (97 °F).The average annual precipitation amounts to about 568 mm (22.4 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually.Stony Plain enjoys an average of 2900 hours of sunshine throughout the year, and daylight varies from 7 hours 32 minutes to 16 hours 56 minutes per day.

Monthly average temperatures in Stony Plain, Alberta, Canada §

The warmest months in Stony Plain are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (60 - 63 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -12 to -9 °C (11 - 17 °F) throughout the day. On average each year, Stony Plain experiences 20 days above 25 °C (77.0 °F) and 179 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Stony Plain, Alberta, 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 8°C
(46°F)		 12°C
(54°F)		 17°C
(62°F)		 26°C
(79°F)		 29°C
(85°F)		 36°C
(96°F)		 36°C
(97°F)		 32°C
(90°F)		 30°C
(86°F)		 22°C
(72°F)		 16°C
(62°F)		 8°C
(48°F)
Mean maximum 6°C
(43°F)		 7°C
(45°F)		 11°C
(53°F)		 20°C
(68°F)		 26°C
(79°F)		 27°C
(81°F)		 30°C
(87°F)		 29°C
(85°F)		 25°C
(78°F)		 20°C
(68°F)		 10°C
(50°F)		 6°C
(43°F)
Average high -6°C
(22°F)		 -7°C
(19°F)		 1°C
(34°F)		 8°C
(46°F)		 17°C
(63°F)		 20°C
(69°F)		 22°C
(73°F)		 22°C
(71°F)		 16°C
(61°F)		 9°C
(48°F)		 -0°C
(32°F)		 -5°C
(23°F)
Daily mean -10°C
(14°F)		 -12°C
(11°F)		 -4°C
(24°F)		 2°C
(36°F)		 11°C
(52°F)		 15°C
(60°F)		 17°C
(63°F)		 16°C
(61°F)		 10°C
(51°F)		 3°C
(38°F)		 -4°C
(24°F)		 -9°C
(17°F)
Average low -14°C
(7°F)		 -17°C
(2°F)		 -9°C
(16°F)		 -3°C
(27°F)		 4°C
(40°F)		 10°C
(49°F)		 11°C
(52°F)		 10°C
(50°F)		 5°C
(42°F)		 -1°C
(30°F)		 -9°C
(17°F)		 -13°C
(9°F)
Mean minimum -32°C
(-25°F)		 -32°C
(-26°F)		 -25°C
(-12°F)		 -14°C
(7°F)		 -3°C
(28°F)		 4°C
(39°F)		 7°C
(45°F)		 4°C
(39°F)		 -1°C
(31°F)		 -9°C
(16°F)		 -21°C
(-5°F)		 -27°C
(-17°F)
Minimum -40°C
(-39°F)		 -39°C
(-38°F)		 -33°C
(-27°F)		 -24°C
(-10°F)		 -5°C
(23°F)		 1°C
(34°F)		 6°C
(42°F)		 2°C
(36°F)		 -3°C
(27°F)		 -15°C
(6°F)		 -23°C
(-8°F)		 -38°C
(-37°F)

Compare climate in Stony Plain with other places

Compare temperature, precipitation, sunshine, UV index in Stony Plain, Alberta, Canada with other places around the world.

Monthly average precipitation in Stony Plain, Alberta, Canada §

Stony Plain usually has the most precipitation in May, June and July, with an average of 13 rainy days and 91 mm (3.6 inches) of precipitation per month.The driest months in Stony Plain are January, February and December. On average, 20 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Stony Plain, Alberta, 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) 18 (0.7) 21 (0.8) 27 (1.0) 31 (1.2) 62 (2.4) 101 (4.0) 109 (4.3) 61 (2.4) 52 (2.1) 27 (1.0) 39 (1.5) 21 (0.8)
Average precipitation days (≥ 1 mm) 5 6 6 8 8 14 17 11 9 6 8 6

Monthly sunshine hours in Stony Plain, Alberta, Canada §

The sunniest months in Stony Plain are May, June and July, when the sun shines an average of 11 hours 18 minutes a day.Least sunny months in Stony Plain: January, November and December receive an average of 4 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Stony Plain, Alberta, 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 116 172 240 269 337 347 355 327 231 208 147 147
Mean daily daylight hours 8h 6m 9h 50m 11h 55m 14h 4m 15h 56m 16h 56m 16h 23m 14h 40m 12h 36m 10h 28m 8h 33m 7h 32m

Solar UV radiation in Stony Plain, Alberta, Canada §

Stony Plain experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure.January, November and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Stony Plain UV Index data.

Average daily maximum UV levels by month for Stony Plain, Alberta, 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) 1 3 4 5 7 7 8 7 6 4 2 1