nomadseason

Monthly climate in Hearst, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Hearst features a subarctic climate (Dfc). Temperatures typically range between -15 °C (4 °F) and 19 °C (67 °F) through the year, but rarely can drop to -41 °C (-41 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 800 mm (31.5 inches) and receives 132 rainy days on the 1 mm (0.04 inches) threshold annually. Hearst enjoys an average of 2563 hours of sunshine throughout the year, and daylight varies from 8 hours 11 minutes to 16 hours 13 minutes per day.

Monthly average temperatures in Hearst, Canada

The warmest months in Hearst are June, July and August, with daily mean temperatures ranging from 15 to 19 °C (60 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -15 to -13 °C (4 - 9 °F) throughout the day. On average each year, Hearst experiences 31 days above 25 °C (77.0 °F) and 191 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Hearst. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(37°F)		7°C
(44°F)		13°C
(55°F)		19°C
(66°F)		33°C
(91°F)		33°C
(92°F)		34°C
(94°F)		32°C
(89°F)		28°C
(83°F)		23°C
(74°F)		18°C
(65°F)		8°C
(47°F)
Mean maximum1°C
(34°F)		3°C
(38°F)		9°C
(48°F)		16°C
(62°F)		28°C
(82°F)		31°C
(89°F)		32°C
(91°F)		30°C
(86°F)		26°C
(79°F)		19°C
(66°F)		9°C
(48°F)		4°C
(40°F)
Average high-11°C
(13°F)		-10°C
(15°F)		-2°C
(29°F)		5°C
(42°F)		15°C
(59°F)		21°C
(71°F)		25°C
(77°F)		22°C
(72°F)		16°C
(62°F)		9°C
(48°F)		-2°C
(29°F)		-9°C
(17°F)
Daily mean-15°C
(4°F)		-15°C
(5°F)		-8°C
(18°F)		-0°C
(31°F)		9°C
(48°F)		15°C
(60°F)		19°C
(67°F)		16°C
(62°F)		11°C
(53°F)		4°C
(40°F)		-5°C
(23°F)		-13°C
(9°F)
Average low-20°C
(-4°F)		-21°C
(-6°F)		-14°C
(7°F)		-6°C
(22°F)		3°C
(38°F)		9°C
(49°F)		13°C
(56°F)		11°C
(53°F)		7°C
(45°F)		1°C
(34°F)		-9°C
(17°F)		-17°C
(1°F)
Mean minimum-34°C
(-28°F)		-35°C
(-30°F)		-27°C
(-17°F)		-17°C
(1°F)		-6°C
(21°F)		3°C
(38°F)		7°C
(44°F)		4°C
(40°F)		-2°C
(29°F)		-6°C
(21°F)		-22°C
(-8°F)		-31°C
(-24°F)
Minimum-41°C
(-41°F)		-37°C
(-35°F)		-32°C
(-26°F)		-23°C
(-9°F)		-10°C
(14°F)		-1°C
(30°F)		4°C
(39°F)		3°C
(37°F)		-3°C
(27°F)		-14°C
(8°F)		-30°C
(-22°F)		-37°C
(-35°F)

Compare climate in Hearst with other places

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

Monthly average precipitation in Hearst, Canada

Hearst usually has the most precipitation in June, September and October, with an average of 13 rainy days and 99 mm (3.9 inches) of precipitation per month. The driest months in Hearst are January, February and March. On average, 40 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Hearst. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)32 (1.3)43 (1.7)46 (1.8)60 (2.4)66 (2.6)96 (3.8)71 (2.8)73 (2.9)110 (4.3)91 (3.6)60 (2.4)50 (2.0)
Average precipitation days (≥ 1 mm)89991113111114141310

Monthly sunshine hours in Hearst, Canada

The sunniest months in Hearst are June, July and August, when the sun shines an average of 10 hours 1 minutes a day. Least sunny months in Hearst: January, November and December receive an average of 3 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Hearst. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours110177225248279293338290208161108120
Mean daily daylight hours8h 39m10h 7m11h 56m13h 47m15h 24m16h 13m15h 46m14h 19m12h 32m10h 41m9h 2m8h 11m

Solar UV radiation in Hearst, Canada

Hearst experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 8 - 8, which corresponds to the 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 Hearst UV Index data.

Average daily maximum UV levels by month for Hearst. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)234788876421