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Monthly climate in Churchill, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Churchill features a subarctic climate (Dfc). Temperatures typically range between -25 °C (-13 °F) and 13 °C (55 °F) through the year, but rarely can drop to -41 °C (-42 °F) or can rise to as high as 26 °C (78 °F). The average annual precipitation amounts to about 567 mm (22.3 inches) and receives 96 rainy days on the 1 mm (0.04 inches) threshold annually. Churchill enjoys an average of 2386 hours of sunshine throughout the year, and daylight varies from 6 hours 21 minutes to 18 hours 16 minutes per day.

Monthly average temperatures in Churchill, Canada

The warmest months in Churchill are July, August and September, with daily mean temperatures ranging from 7 to 13 °C (46 - 55 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -25 to -21 °C (-13 - -6 °F) throughout the day. On average each year, Churchill experiences 0 days above 25 °C (77.0 °F) and 221 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Churchill. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum-2°C
(28°F)		-3°C
(26°F)		3°C
(38°F)		10°C
(51°F)		16°C
(62°F)		22°C
(72°F)		26°C
(78°F)		26°C
(78°F)		21°C
(71°F)		13°C
(56°F)		1°C
(35°F)		0°C
(32°F)
Mean maximum-7°C
(21°F)		-10°C
(14°F)		-0°C
(32°F)		6°C
(42°F)		13°C
(55°F)		16°C
(61°F)		24°C
(75°F)		23°C
(75°F)		17°C
(63°F)		9°C
(49°F)		-2°C
(28°F)		-5°C
(23°F)
Average high-21°C
(-5°F)		-22°C
(-7°F)		-13°C
(8°F)		-6°C
(21°F)		2°C
(35°F)		8°C
(47°F)		16°C
(61°F)		15°C
(59°F)		10°C
(50°F)		2°C
(37°F)		-10°C
(14°F)		-18°C
(-1°F)
Daily mean-24°C
(-10°F)		-25°C
(-13°F)		-18°C
(1°F)		-10°C
(14°F)		-1°C
(30°F)		5°C
(42°F)		12°C
(54°F)		13°C
(55°F)		7°C
(46°F)		1°C
(33°F)		-13°C
(10°F)		-21°C
(-6°F)
Average low-26°C
(-15°F)		-28°C
(-19°F)		-21°C
(-6°F)		-14°C
(8°F)		-4°C
(25°F)		2°C
(36°F)		9°C
(48°F)		10°C
(50°F)		5°C
(42°F)		-1°C
(30°F)		-15°C
(5°F)		-24°C
(-11°F)
Mean minimum-35°C
(-31°F)		-37°C
(-35°F)		-33°C
(-26°F)		-23°C
(-10°F)		-12°C
(11°F)		-1°C
(30°F)		3°C
(37°F)		6°C
(43°F)		1°C
(33°F)		-8°C
(19°F)		-26°C
(-14°F)		-35°C
(-30°F)
Minimum-39°C
(-38°F)		-41°C
(-42°F)		-36°C
(-32°F)		-28°C
(-17°F)		-14°C
(6°F)		-3°C
(28°F)		2°C
(36°F)		5°C
(41°F)		-2°C
(29°F)		-13°C
(8°F)		-32°C
(-25°F)		-38°C
(-36°F)

Compare climate in Churchill with other places

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

Monthly average precipitation in Churchill, Canada

Churchill usually has the most precipitation in August, September and October, with an average of 12 rainy days and 85 mm (3.3 inches) of precipitation per month. The driest months in Churchill are January, February and December. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Churchill. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)15 (0.6)21 (0.8)31 (1.2)31 (1.2)47 (1.9)41 (1.6)64 (2.5)106 (4.2)84 (3.3)65 (2.5)37 (1.5)27 (1.0)
Average precipitation days (≥ 1 mm)3448879141210116

Monthly sunshine hours in Churchill, Canada

The sunniest months in Churchill are April, June and July, when the sun shines an average of 10 hours 8 minutes a day. Least sunny months in Churchill: January, November and December receive an average of 3 hours 5 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Churchill. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours9217323527424229934925515611510191
Mean daily daylight hours7h 7m9h 19m11h 53m14h 31m16h 55m18h 16m17h 31m15h 17m12h 43m10h 7m7h 43m6h 21m

Solar UV radiation in Churchill, Canada

Churchill experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 7 - 9, 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 Churchill UV Index data.

Average daily maximum UV levels by month for Churchill. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)123689764211