Average annual temperature is 4.0 °C
Absolute maximum temperature: 26.5 °C
Absolute minimum temperature: -27.0 °C
Number of sunny days: 155 days
Number of rainy days: 155 days
Number of snow days: 55 days
Look at detailed online map of Rivière-Saint-Jean
* Weather data for Rivière-Saint-Jean Canada is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 5.8 | 2.7 | 8.4 | 12.7 | 21.8 | 26.5 | 23.9 | 22.4 | 23.0 | 19.7 | 7.0 | 10.6 |
| Average daytime temperature (°C) | -4.6 | -8.2 | 0.7 | 4.8 | 11.6 | 16.8 | 21.3 | 19.1 | 17.2 | 11.9 | 1.8 | -0.9 |
| Average temperature (°C) | -9.5 | -13.5 | -2.6 | 1.1 | 7.3 | 13.3 | 17.7 | 15.8 | 13.8 | 9.0 | -1.5 | -4.3 |
| Average night temperature (°C) | -13.6 | -18.1 | -5.6 | -2.5 | 3.4 | 9.9 | 15.0 | 12.9 | 10.9 | 6.5 | -4.8 | -7.7 |
| Absolute minimum temperature (°C) | -20.6 | -27.0 | -15.6 | -10.5 | -1.1 | 2.6 | 12.7 | 9.0 | 5.1 | -0.8 | -13.2 | -15.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.6 | 10.1 | 11.9 | 13.8 | 15.5 | 16.3 | 15.9 | 14.5 | 12.6 | 10.7 | 9.0 | 8.1 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 4.4 | 6.1 | 6.7 | 9.8 | 9.1 | 8.6 | 9.9 | 8.4 | 8.1 | 5.7 | 4.6 | 4.4 |
| Precipitation (mm) | 96 | 29 | 50 | 63 | 43 | 89 | 147 | 197 | 90 | 97 | 87 | 77 |
| Sunny days | 14 | 12 | 14 | 17 | 14 | 13 | 8 | 5 | 16 | 13 | 12 | 17 |
| Rainy days | 5 | 3 | 2 | 9 | 17 | 17 | 23 | 26 | 14 | 17 | 14 | 8 |
| Snow days | 12 | 13 | 15 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 6 |
The best time to visit Rivière-Saint-Jean during the most sunny months:
Months with the longest average daylight duration in Rivière-Saint-Jean:
The largest precipitation sum in Rivière-Saint-Jean is at