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Monthly climate in Louiseville, Quebec, Canada

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Louiseville features a humid continental climate (Dfb). Temperatures typically range between -10 °C (15 °F) and 22 °C (71 °F) through the year, but rarely can drop to -30 °C (-21 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 1147 mm (45.2 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Louiseville enjoys an average of 2746 hours of sunshine throughout the year, and daylight varies from 8 hours 39 minutes to 15 hours 42 minutes per day.

Monthly average temperatures in Louiseville, Quebec, Canada §

The warmest months in Louiseville are June, July and August, with daily mean temperatures ranging from 18 to 22 °C (65 - 71 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -10 to -7 °C (15 - 20 °F) throughout the day. On average each year, Louiseville experiences 46 days above 25 °C (77.0 °F) and 142 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Louiseville, Quebec, Canada. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 8°C
(47°F)		 7°C
(46°F)		 13°C
(55°F)		 21°C
(71°F)		 34°C
(93°F)		 33°C
(92°F)		 34°C
(93°F)		 33°C
(91°F)		 30°C
(87°F)		 23°C
(74°F)		 20°C
(67°F)		 11°C
(51°F)
Mean maximum 3°C
(38°F)		 5°C
(42°F)		 9°C
(48°F)		 18°C
(64°F)		 29°C
(85°F)		 29°C
(85°F)		 31°C
(88°F)		 30°C
(86°F)		 27°C
(80°F)		 21°C
(71°F)		 14°C
(57°F)		 8°C
(47°F)
Average high -6°C
(21°F)		 -4°C
(25°F)		 1°C
(34°F)		 8°C
(48°F)		 18°C
(65°F)		 23°C
(74°F)		 26°C
(80°F)		 25°C
(77°F)		 20°C
(69°F)		 13°C
(56°F)		 3°C
(38°F)		 -3°C
(27°F)
Daily mean -10°C
(15°F)		 -8°C
(17°F)		 -3°C
(27°F)		 4°C
(40°F)		 13°C
(56°F)		 18°C
(65°F)		 22°C
(71°F)		 20°C
(69°F)		 15°C
(60°F)		 9°C
(48°F)		 0°C
(33°F)		 -7°C
(20°F)
Average low -14°C
(8°F)		 -13°C
(9°F)		 -7°C
(20°F)		 0°C
(33°F)		 8°C
(47°F)		 13°C
(56°F)		 17°C
(62°F)		 16°C
(61°F)		 11°C
(53°F)		 5°C
(42°F)		 -3°C
(26°F)		 -10°C
(13°F)
Mean minimum -25°C
(-13°F)		 -23°C
(-10°F)		 -20°C
(-3°F)		 -7°C
(19°F)		 1°C
(34°F)		 7°C
(45°F)		 12°C
(54°F)		 10°C
(50°F)		 4°C
(40°F)		 -1°C
(30°F)		 -14°C
(6°F)		 -23°C
(-9°F)
Minimum -30°C
(-21°F)		 -26°C
(-14°F)		 -23°C
(-9°F)		 -12°C
(10°F)		 -1°C
(31°F)		 3°C
(39°F)		 11°C
(52°F)		 7°C
(45°F)		 1°C
(34°F)		 -6°C
(22°F)		 -21°C
(-6°F)		 -27°C
(-16°F)

Compare climate in Louiseville with other places

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

Monthly average precipitation in Louiseville, Quebec, Canada §

Louiseville usually has the most precipitation in April, October and November, with an average of 12 rainy days and 117 mm (4.6 inches) of precipitation per month. The driest months in Louiseville are January, February and September. On average, 76 mm (3.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Louiseville, Quebec, Canada. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 83 (3.3) 82 (3.2) 87 (3.4) 115 (4.5) 92 (3.6) 100 (3.9) 89 (3.5) 103 (4.1) 64 (2.5) 122 (4.8) 115 (4.5) 95 (3.7)
Average precipitation days (≥ 1 mm) 10 12 11 11 11 12 13 12 9 12 13 11

Monthly sunshine hours in Louiseville, Quebec, Canada §

The sunniest months in Louiseville are June, July and August, when the sun shines an average of 10 hours 37 minutes a day. Least sunny months in Louiseville: January, November and December receive an average of 4 hours 22 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Louiseville, Quebec, Canada. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 116 163 236 224 288 315 348 313 261 191 141 144
Mean daily daylight hours 9h 4m 10h 20m 11h 57m 13h 35m 15h 0m 15h 42m 15h 19m 14h 3m 12h 29m 10h 51m 9h 24m 8h 39m

Solar UV radiation in Louiseville, Quebec, Canada §

Louiseville 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, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Louiseville UV Index data.

Average daily maximum UV levels by month for Louiseville, Quebec, Canada. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 3 5 7 9 9 8 8 7 5 3 2

Detailed Monthly Weather Insights for Louiseville, Quebec, Canada

Discover in-depth weather details for every month in Louiseville. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Louiseville's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.