nomadseason

Monthly climate in Attawapiskat, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Attawapiskat features a subarctic climate (Dfc). Temperatures typically range between -19 °C (-2 °F) and 16 °C (62 °F) through the year, but rarely can drop to -42 °C (-43 °F) or can rise to as high as 34 °C (94 °F). The average annual precipitation amounts to about 654 mm (25.8 inches) and receives 113 rainy days on the 1 mm (0.04 inches) threshold annually. Attawapiskat enjoys an average of 2504 hours of sunshine throughout the year, and daylight varies from 7 hours 39 minutes to 16 hours 48 minutes per day.

Monthly average temperatures in Attawapiskat, Canada

The warmest months in Attawapiskat are June, July and August, with daily mean temperatures ranging from 11 to 16 °C (51 - 62 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -19 to -16 °C (-2 - 4 °F) throughout the day. On average each year, Attawapiskat experiences 17 days above 25 °C (77.0 °F) and 202 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Attawapiskat. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(38°F)		4°C
(40°F)		11°C
(53°F)		14°C
(58°F)		31°C
(88°F)		34°C
(93°F)		34°C
(94°F)		31°C
(88°F)		28°C
(83°F)		23°C
(74°F)		10°C
(51°F)		4°C
(40°F)
Mean maximum-1°C
(31°F)		-1°C
(30°F)		7°C
(45°F)		12°C
(54°F)		26°C
(79°F)		28°C
(82°F)		31°C
(88°F)		29°C
(85°F)		25°C
(77°F)		17°C
(63°F)		5°C
(41°F)		1°C
(35°F)
Average high-15°C
(5°F)		-14°C
(7°F)		-6°C
(21°F)		1°C
(34°F)		10°C
(51°F)		16°C
(62°F)		22°C
(72°F)		20°C
(68°F)		14°C
(58°F)		7°C
(45°F)		-4°C
(26°F)		-12°C
(11°F)
Daily mean-19°C
(-2°F)		-19°C
(-2°F)		-12°C
(10°F)		-4°C
(24°F)		4°C
(40°F)		11°C
(51°F)		16°C
(62°F)		15°C
(59°F)		10°C
(51°F)		4°C
(39°F)		-7°C
(20°F)		-16°C
(4°F)
Average low-23°C
(-9°F)		-24°C
(-11°F)		-18°C
(0°F)		-10°C
(15°F)		-1°C
(30°F)		5°C
(41°F)		10°C
(51°F)		10°C
(50°F)		7°C
(44°F)		1°C
(33°F)		-10°C
(14°F)		-19°C
(-3°F)
Mean minimum-33°C
(-28°F)		-35°C
(-30°F)		-29°C
(-21°F)		-21°C
(-5°F)		-12°C
(11°F)		-0°C
(32°F)		3°C
(38°F)		4°C
(39°F)		-0°C
(32°F)		-7°C
(20°F)		-23°C
(-9°F)		-34°C
(-29°F)
Minimum-39°C
(-39°F)		-37°C
(-34°F)		-33°C
(-27°F)		-27°C
(-16°F)		-17°C
(2°F)		-2°C
(28°F)		2°C
(36°F)		3°C
(37°F)		-3°C
(26°F)		-12°C
(10°F)		-27°C
(-17°F)		-42°C
(-43°F)

Compare climate in Attawapiskat with other places

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

Monthly average precipitation in Attawapiskat, Canada

Attawapiskat usually has the most precipitation in July, August and September, with an average of 12 rainy days and 93 mm (3.7 inches) of precipitation per month. The driest months in Attawapiskat are January, February and March. On average, 26 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Attawapiskat. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.9)24 (0.9)32 (1.3)36 (1.4)52 (2.0)65 (2.5)95 (3.7)80 (3.2)104 (4.1)58 (2.3)53 (2.1)33 (1.3)
Average precipitation days (≥ 1 mm)666711111311139128

Monthly sunshine hours in Attawapiskat, Canada

The sunniest months in Attawapiskat are May, June and July, when the sun shines an average of 9 hours 47 minutes a day. Least sunny months in Attawapiskat: January, November and December receive an average of 3 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Attawapiskat. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours10017123726029028832227319315898109
Mean daily daylight hours8h 12m9h 52m11h 55m14h 1m15h 51m16h 48m16h 16m14h 37m12h 35m10h 31m8h 38m7h 39m

Solar UV radiation in Attawapiskat, Canada

Attawapiskat experiences the highest level of ultraviolet (UV) radiation in April, May and June, 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 Attawapiskat UV Index data.

Average daily maximum UV levels by month for Attawapiskat. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124788765321