Average annual temperature is 7.7 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: -22.0 °C
Number of sunny days: 128 days
Number of rainy days: 185 days
Number of snow days: 52 days
Look at detailed online map of Rock Mills
* Weather data for Rock Mills 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) | 5.2 | 8.8 | 7.2 | 25.9 | 29.1 | 28.2 | 28.7 | 26.1 | 29.5 | 26.8 | 12.5 | 10.9 |
| Average daytime temperature (°C) | -0.3 | 0.5 | 2.1 | 12.7 | 17.3 | 22.2 | 24.2 | 21.9 | 20.8 | 13.7 | 5.0 | 3.2 |
| Average temperature (°C) | -2.8 | -4.4 | -1.9 | 6.6 | 11.4 | 17.2 | 19.5 | 17.3 | 16.0 | 10.2 | 1.7 | 0.6 |
| Average night temperature (°C) | -4.9 | -8.2 | -5.2 | 2.0 | 6.4 | 12.9 | 15.6 | 13.9 | 12.3 | 7.7 | -1.4 | -1.6 |
| Absolute minimum temperature (°C) | -12.7 | -22.0 | -12.3 | -7.3 | -0.6 | 8.7 | 11.6 | 9.3 | 5.2 | -2.0 | -8.5 | -7.5 |
| 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) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.5 | 15.1 | 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) | 2.1 | 4.8 | 5.4 | 8.2 | 11.2 | 11.2 | 11.0 | 9.3 | 9.3 | 5.0 | 4.6 | 2.4 |
| Precipitation (mm) | 91 | 90 | 102 | 108 | 45 | 84 | 102 | 110 | 37 | 110 | 58 | 73 |
| Sunny days | 5 | 7 | 10 | 12 | 21 | 14 | 5 | 11 | 21 | 8 | 7 | 7 |
| Rainy days | 10 | 10 | 6 | 17 | 10 | 16 | 26 | 20 | 9 | 22 | 20 | 19 |
| Snow days | 16 | 11 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 5 |
The best time to visit Rock Mills during the most sunny months:
Months with the longest average daylight duration in Rock Mills:
The largest precipitation sum in Rock Mills is at