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Monthly climate in Sexsmith, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sexsmith features a subarctic climate (Dfc). Temperatures typically range between -12 °C (10 °F) and 17 °C (62 °F) through the year, but rarely can drop to -41 °C (-42 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 553 mm (21.8 inches) and receives 107 rainy days on the 1 mm (0.04 inches) threshold annually. Sexsmith enjoys an average of 2812 hours of sunshine throughout the year, and daylight varies from 7 hours 13 minutes to 17 hours 17 minutes per day.

Monthly average temperatures in Sexsmith, Canada

The warmest months in Sexsmith are June, July and August, with daily mean temperatures ranging from 15 to 17 °C (59 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -12 to -10 °C (10 - 15 °F) throughout the day. On average each year, Sexsmith experiences 17 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 Sexsmith. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum7°C
(45°F)		11°C
(52°F)		12°C
(54°F)		23°C
(73°F)		31°C
(87°F)		39°C
(103°F)		38°C
(101°F)		32°C
(90°F)		28°C
(83°F)		24°C
(75°F)		15°C
(58°F)		7°C
(46°F)
Mean maximum6°C
(42°F)		6°C
(43°F)		9°C
(49°F)		18°C
(64°F)		26°C
(79°F)		28°C
(83°F)		30°C
(87°F)		29°C
(84°F)		24°C
(76°F)		20°C
(68°F)		9°C
(48°F)		5°C
(41°F)
Average high-6°C
(21°F)		-8°C
(18°F)		-0°C
(32°F)		7°C
(45°F)		16°C
(62°F)		20°C
(69°F)		22°C
(72°F)		21°C
(70°F)		15°C
(60°F)		8°C
(46°F)		-1°C
(30°F)		-6°C
(22°F)
Daily mean-10°C
(14°F)		-12°C
(10°F)		-5°C
(23°F)		2°C
(35°F)		11°C
(52°F)		15°C
(59°F)		17°C
(62°F)		15°C
(60°F)		10°C
(50°F)		3°C
(37°F)		-5°C
(23°F)		-10°C
(15°F)
Average low-14°C
(7°F)		-17°C
(2°F)		-10°C
(14°F)		-3°C
(26°F)		5°C
(40°F)		9°C
(49°F)		11°C
(52°F)		9°C
(49°F)		5°C
(41°F)		-2°C
(29°F)		-9°C
(16°F)		-13°C
(8°F)
Mean minimum-32°C
(-26°F)		-33°C
(-27°F)		-26°C
(-15°F)		-14°C
(7°F)		-3°C
(27°F)		4°C
(39°F)		7°C
(45°F)		4°C
(39°F)		-3°C
(27°F)		-11°C
(12°F)		-22°C
(-8°F)		-27°C
(-17°F)
Minimum-39°C
(-38°F)		-41°C
(-42°F)		-33°C
(-27°F)		-25°C
(-13°F)		-7°C
(19°F)		3°C
(37°F)		5°C
(41°F)		1°C
(35°F)		-9°C
(15°F)		-20°C
(-3°F)		-27°C
(-16°F)		-39°C
(-37°F)

Compare climate in Sexsmith with other places

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

Monthly average precipitation in Sexsmith, Canada

Sexsmith usually has the most precipitation in June, July and November, with an average of 12 rainy days and 76 mm (3.0 inches) of precipitation per month. The driest months in Sexsmith are January, February and December. On average, 25 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sexsmith. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.9)29 (1.2)31 (1.2)32 (1.3)40 (1.6)71 (2.8)101 (4.0)53 (2.1)53 (2.1)42 (1.6)57 (2.2)23 (0.9)
Average precipitation days (≥ 1 mm)689771213998127

Monthly sunshine hours in Sexsmith, Canada

The sunniest months in Sexsmith are May, June and July, when the sun shines an average of 11 hours 20 minutes a day. Least sunny months in Sexsmith: January, November and December receive an average of 3 hours 52 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sexsmith. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours96161220281342344356319230197124135
Mean daily daylight hours7h 50m9h 41m11h 55m14h 11m16h 13m17h 17m16h 41m14h 50m12h 38m10h 22m8h 19m7h 13m

Solar UV radiation in Sexsmith, Canada

Sexsmith 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 1. For more detailed information, check out our hourly Sexsmith UV Index data.

Average daily maximum UV levels by month for Sexsmith. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)123577876311