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Monthly climate in Portage la Prairie, Canada

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Portage la Prairie features a humid continental climate (Dfb). Temperatures typically range between -15 °C (5 °F) and 21 °C (71 °F) through the year, but rarely can drop to -38 °C (-37 °F) or can rise to as high as 37 °C (98 °F). The average annual precipitation amounts to about 497 mm (19.6 inches) and receives 81 rainy days on the 1 mm (0.04 inches) threshold annually. Portage la Prairie enjoys an average of 3056 hours of sunshine throughout the year, and daylight varies from 8 hours 8 minutes to 16 hours 16 minutes per day.

Monthly average temperatures in Portage la Prairie, Canada

The warmest months in Portage la Prairie are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (66 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -15 to -10 °C (5 - 14 °F) throughout the day. On average each year, Portage la Prairie experiences 48 days above 25 °C (77.0 °F) and 171 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Portage la Prairie. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(38°F)		7°C
(44°F)		16°C
(62°F)		24°C
(75°F)		31°C
(88°F)		35°C
(96°F)		34°C
(93°F)		37°C
(98°F)		33°C
(91°F)		30°C
(85°F)		18°C
(64°F)		6°C
(43°F)
Mean maximum2°C
(35°F)		1°C
(35°F)		10°C
(51°F)		18°C
(65°F)		27°C
(81°F)		30°C
(86°F)		32°C
(90°F)		33°C
(91°F)		29°C
(85°F)		23°C
(73°F)		9°C
(49°F)		4°C
(39°F)
Average high-10°C
(15°F)		-11°C
(13°F)		-0°C
(31°F)		7°C
(44°F)		17°C
(63°F)		24°C
(76°F)		26°C
(80°F)		25°C
(76°F)		19°C
(66°F)		9°C
(49°F)		-1°C
(31°F)		-7°C
(20°F)
Daily mean-14°C
(8°F)		-15°C
(5°F)		-5°C
(23°F)		2°C
(36°F)		11°C
(53°F)		19°C
(66°F)		21°C
(71°F)		19°C
(67°F)		14°C
(57°F)		5°C
(42°F)		-4°C
(25°F)		-10°C
(14°F)
Average low-17°C
(1°F)		-19°C
(-3°F)		-9°C
(15°F)		-3°C
(27°F)		6°C
(43°F)		14°C
(57°F)		16°C
(62°F)		14°C
(57°F)		9°C
(49°F)		2°C
(36°F)		-8°C
(18°F)		-14°C
(8°F)
Mean minimum-32°C
(-26°F)		-30°C
(-22°F)		-23°C
(-10°F)		-13°C
(10°F)		-2°C
(28°F)		7°C
(45°F)		10°C
(51°F)		8°C
(47°F)		2°C
(36°F)		-6°C
(22°F)		-18°C
(1°F)		-28°C
(-18°F)
Minimum-38°C
(-37°F)		-35°C
(-31°F)		-28°C
(-17°F)		-18°C
(-0°F)		-5°C
(23°F)		3°C
(38°F)		9°C
(49°F)		7°C
(44°F)		-2°C
(29°F)		-8°C
(18°F)		-19°C
(-1°F)		-32°C
(-25°F)

Compare climate in Portage la Prairie with other places

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

Monthly average precipitation in Portage la Prairie, Canada

Portage la Prairie usually has the most precipitation in June, August and September, with an average of 9 rainy days and 74 mm (2.9 inches) of precipitation per month. The driest months in Portage la Prairie are January, February and December. On average, 18 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Portage la Prairie. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)17 (0.7)14 (0.6)23 (0.9)30 (1.2)31 (1.2)69 (2.7)53 (2.1)63 (2.5)89 (3.5)56 (2.2)28 (1.1)23 (0.9)
Average precipitation days (≥ 1 mm)55557106810866

Monthly sunshine hours in Portage la Prairie, Canada

The sunniest months in Portage la Prairie are June, July and August, when the sun shines an average of 11 hours 34 minutes a day. Least sunny months in Portage la Prairie: January, November and December receive an average of 5 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Portage la Prairie. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours143210252283322348384332251200163164
Mean daily daylight hours8h 37m10h 6m11h 56m13h 49m15h 26m16h 16m15h 48m14h 21m12h 32m10h 40m9h 0m8h 8m

Solar UV radiation in Portage la Prairie, Canada

Portage la Prairie experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 8 - 9, 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 Portage la Prairie UV Index data.

Average daily maximum UV levels by month for Portage la Prairie. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)244789886421