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Monthly climate in Mayerthorpe, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Mayerthorpe features a subarctic climate (Dfc). Temperatures typically range between -12 °C (11 °F) and 17 °C (62 °F) through the year, but rarely can drop to -43 °C (-45 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 601 mm (23.7 inches) and receives 108 rainy days on the 1 mm (0.04 inches) threshold annually. Mayerthorpe enjoys an average of 2818 hours of sunshine throughout the year, and daylight varies from 7 hours 27 minutes to 17 hours 1 minutes per day.

Monthly average temperatures in Mayerthorpe, Canada

The warmest months in Mayerthorpe 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 -9 °C (11 - 16 °F) throughout the day. On average each year, Mayerthorpe experiences 17 days above 25 °C (77.0 °F) and 182 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mayerthorpe. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum10°C
(50°F)		12°C
(54°F)		17°C
(63°F)		26°C
(80°F)		29°C
(84°F)		37°C
(99°F)		37°C
(99°F)		33°C
(91°F)		28°C
(82°F)		22°C
(73°F)		16°C
(61°F)		11°C
(52°F)
Mean maximum7°C
(45°F)		8°C
(46°F)		12°C
(54°F)		20°C
(68°F)		25°C
(78°F)		27°C
(80°F)		30°C
(86°F)		29°C
(85°F)		24°C
(76°F)		20°C
(69°F)		10°C
(51°F)		7°C
(45°F)
Average high-5°C
(22°F)		-6°C
(21°F)		1°C
(35°F)		8°C
(47°F)		17°C
(62°F)		20°C
(69°F)		22°C
(72°F)		21°C
(71°F)		15°C
(60°F)		8°C
(47°F)		-0°C
(32°F)		-5°C
(23°F)
Daily mean-10°C
(14°F)		-12°C
(11°F)		-5°C
(24°F)		2°C
(36°F)		11°C
(52°F)		15°C
(59°F)		17°C
(62°F)		15°C
(60°F)		10°C
(50°F)		3°C
(38°F)		-4°C
(24°F)		-9°C
(16°F)
Average low-15°C
(6°F)		-17°C
(1°F)		-10°C
(15°F)		-3°C
(27°F)		4°C
(40°F)		9°C
(48°F)		11°C
(51°F)		9°C
(49°F)		5°C
(41°F)		-2°C
(29°F)		-9°C
(17°F)		-13°C
(8°F)
Mean minimum-34°C
(-28°F)		-33°C
(-27°F)		-26°C
(-14°F)		-14°C
(8°F)		-2°C
(28°F)		4°C
(39°F)		6°C
(44°F)		3°C
(38°F)		-1°C
(30°F)		-10°C
(15°F)		-22°C
(-8°F)		-28°C
(-17°F)
Minimum-42°C
(-44°F)		-43°C
(-45°F)		-35°C
(-30°F)		-24°C
(-11°F)		-5°C
(24°F)		2°C
(35°F)		5°C
(42°F)		2°C
(37°F)		-4°C
(25°F)		-15°C
(6°F)		-24°C
(-12°F)		-39°C
(-37°F)

Compare climate in Mayerthorpe with other places

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

Monthly average precipitation in Mayerthorpe, Canada

Mayerthorpe usually has the most precipitation in May, June and July, with an average of 13 rainy days and 94 mm (3.7 inches) of precipitation per month. The driest months in Mayerthorpe are January, February and December. On average, 22 mm (0.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mayerthorpe. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)20 (0.8)24 (0.9)30 (1.2)38 (1.5)62 (2.4)109 (4.3)110 (4.3)58 (2.3)58 (2.3)30 (1.2)40 (1.6)23 (0.9)
Average precipitation days (≥ 1 mm)56881013161196106

Monthly sunshine hours in Mayerthorpe, Canada

The sunniest months in Mayerthorpe are May, June and July, when the sun shines an average of 11 hours 1 minutes a day. Least sunny months in Mayerthorpe: January, November and December receive an average of 4 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mayerthorpe. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours112166227262329338346317229200144142
Mean daily daylight hours8h 2m9h 47m11h 55m14h 6m16h 1m17h 1m16h 27m14h 43m12h 36m10h 27m8h 30m7h 27m

Solar UV radiation in Mayerthorpe, Canada

Mayerthorpe 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, February 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 Mayerthorpe UV Index data.

Average daily maximum UV levels by month for Mayerthorpe. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124577876321