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Monthly climate in Shellbrook, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Shellbrook features a subarctic climate (Dfc). Temperatures typically range between -17 °C (2 °F) and 18 °C (65 °F) through the year, but rarely can drop to -41 °C (-42 °F) or can rise to as high as 36 °C (96 °F). The average annual precipitation amounts to about 444 mm (17.5 inches) and receives 79 rainy days on the 1 mm (0.04 inches) threshold annually. Shellbrook enjoys an average of 2900 hours of sunshine throughout the year, and daylight varies from 7 hours 35 minutes to 16 hours 52 minutes per day.

Monthly average temperatures in Shellbrook, Canada

The warmest months in Shellbrook are June, July and August, with daily mean temperatures ranging from 16 to 18 °C (61 - 65 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -17 to -12 °C (2 - 10 °F) throughout the day. On average each year, Shellbrook experiences 29 days above 25 °C (77.0 °F) and 193 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Shellbrook. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum7°C
(44°F)		8°C
(47°F)		14°C
(58°F)		24°C
(76°F)		31°C
(89°F)		34°C
(94°F)		36°C
(96°F)		35°C
(96°F)		30°C
(86°F)		22°C
(72°F)		13°C
(56°F)		5°C
(41°F)
Mean maximum3°C
(38°F)		3°C
(38°F)		8°C
(46°F)		21°C
(69°F)		28°C
(83°F)		28°C
(82°F)		31°C
(89°F)		32°C
(89°F)		27°C
(80°F)		20°C
(69°F)		8°C
(46°F)		4°C
(40°F)
Average high-10°C
(14°F)		-11°C
(12°F)		-2°C
(29°F)		7°C
(44°F)		18°C
(64°F)		22°C
(71°F)		24°C
(76°F)		22°C
(73°F)		16°C
(62°F)		8°C
(46°F)		-4°C
(26°F)		-8°C
(17°F)
Daily mean-15°C
(6°F)		-17°C
(2°F)		-7°C
(19°F)		1°C
(34°F)		11°C
(52°F)		16°C
(61°F)		18°C
(65°F)		16°C
(61°F)		11°C
(51°F)		2°C
(36°F)		-7°C
(19°F)		-12°C
(10°F)
Average low-19°C
(-3°F)		-22°C
(-7°F)		-12°C
(10°F)		-5°C
(23°F)		4°C
(39°F)		10°C
(50°F)		12°C
(54°F)		10°C
(50°F)		5°C
(41°F)		-2°C
(28°F)		-11°C
(12°F)		-17°C
(2°F)
Mean minimum-37°C
(-34°F)		-36°C
(-32°F)		-28°C
(-19°F)		-16°C
(3°F)		-4°C
(25°F)		4°C
(40°F)		7°C
(46°F)		4°C
(40°F)		-2°C
(29°F)		-10°C
(14°F)		-24°C
(-11°F)		-32°C
(-26°F)
Minimum-40°C
(-39°F)		-41°C
(-42°F)		-32°C
(-25°F)		-29°C
(-21°F)		-7°C
(19°F)		2°C
(37°F)		5°C
(42°F)		2°C
(36°F)		-6°C
(21°F)		-14°C
(6°F)		-28°C
(-19°F)		-38°C
(-36°F)

Compare climate in Shellbrook with other places

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

Monthly average precipitation in Shellbrook, Canada

Shellbrook usually has the most precipitation in June, July and August, with an average of 10 rainy days and 67 mm (2.7 inches) of precipitation per month. The driest months in Shellbrook are February, October and December. On average, 16 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Shellbrook. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)24 (0.9)12 (0.5)24 (0.9)24 (1.0)43 (1.7)71 (2.8)86 (3.4)45 (1.8)44 (1.7)21 (0.8)34 (1.4)16 (0.6)
Average precipitation days (≥ 1 mm)53567121277564

Monthly sunshine hours in Shellbrook, Canada

The sunniest months in Shellbrook are May, July and August, when the sun shines an average of 11 hours 7 minutes a day. Least sunny months in Shellbrook: January, November and December receive an average of 4 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Shellbrook. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours107195242293347319365321236208127134
Mean daily daylight hours8h 9m9h 51m11h 55m14h 2m15h 53m16h 52m16h 19m14h 38m12h 35m10h 29m8h 36m7h 35m

Solar UV radiation in Shellbrook, Canada

Shellbrook experiences the highest level of ultraviolet (UV) radiation in June, 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 Shellbrook UV Index data.

Average daily maximum UV levels by month for Shellbrook. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235578876321