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Long-Range Weather Forecast for Shawinigan, QC

Location Shawinigan, QC

60-Day Weather Forecast

August 2026 Long Range Weather Forecast for Southern Quebec
DatesWeather Conditions
Aug 1-11Sunny, then t-storms; warm
Aug 12-16Sunny, hot
Aug 17-22T-storms, then sunny; cool
Aug 23-31T-storms, warm
Augusttemperature 20°C (avg.)
precipitation 95mm (20mm below avg. east, 10mm above west)
September 2026 Long Range Weather Forecast for Southern Quebec
DatesWeather Conditions
Sep 1-4Rainy, cool
Sep 5-10Showers, then sunny; cool
Sep 11-14A few showers; warm east, cool west
Sep 15-20Sunny east, showers west; cool
Sep 21-30Showers, cool
Septembertemperature 15°C (1°C above avg. east, 1°C below west)
precipitation 105mm (20mm above avg.)
Map showing Old Farmer's Almanac long range weather region number 2

12-Month Long-Range Weather Outlook

November 2025 to October 2026

Winter will be warmer than normal, with the coldest periods in December and early and late January. Precipitation will be above normal, with below-normal snowfall. The snowiest periods will occur in late November, early and late December, and early January. April and May will be cooler and wetter than normal. Summer will be warmer than usual, with below-normal rainfall in the east, above-normal west. The hottest periods will be in late June, early and late July, and mid-August. September and October will be warmer than normal in the east, cooler west. Precipitation will be above normal.

See the complete 12-month weather forecast in The Old Farmer’s Almanac..

Weather Trend Graph

November 2025 to October 2026

Weather Trend Graph for Southern Quebec
The Old Farmer's Almanac Store