Average annual temperature is 7.7 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -29.4 °C
Number of sunny days: 130 days
Number of rainy days: 190 days
Number of snow days: 45 days
Look at detailed online map of Riley Lake
* Weather data for Riley Lake 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) | 3.1 | 9.7 | 7.0 | 27.6 | 31.9 | 31.5 | 30.1 | 25.2 | 31.0 | 26.5 | 12.1 | 10.0 |
| Average daytime temperature (°C) | -0.7 | 0.4 | 2.7 | 13.0 | 18.7 | 23.5 | 25.4 | 22.7 | 21.7 | 14.4 | 5.2 | 2.7 |
| Average temperature (°C) | -4.2 | -5.2 | -1.7 | 6.5 | 12.0 | 18.2 | 20.1 | 17.9 | 16.2 | 10.5 | 1.4 | -0.1 |
| Average night temperature (°C) | -7.3 | -9.6 | -5.7 | 1.4 | 5.8 | 13.1 | 15.8 | 14.1 | 11.7 | 7.7 | -1.9 | -2.5 |
| Absolute minimum temperature (°C) | -20.3 | -29.4 | -13.4 | -11.6 | -0.8 | 9.0 | 11.9 | 8.9 | 5.0 | -2.8 | -8.4 | -9.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 2.9 | 4.6 | 6.4 | 8.2 | 11.0 | 11.2 | 11.9 | 10.0 | 9.3 | 5.0 | 4.8 | 2.8 |
| Precipitation (mm) | 88 | 84 | 87 | 113 | 62 | 154 | 102 | 115 | 48 | 110 | 73 | 68 |
| Sunny days | 7 | 9 | 10 | 12 | 20 | 12 | 5 | 11 | 15 | 10 | 8 | 11 |
| Rainy days | 10 | 8 | 11 | 17 | 11 | 18 | 26 | 20 | 15 | 21 | 16 | 17 |
| Snow days | 14 | 11 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 3 |
The best time to visit Riley Lake during the most sunny months:
Months with the longest average daylight duration in Riley Lake:
The largest precipitation sum in Riley Lake is at