Average annual temperature is 8.4 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -32.7 °C
Number of sunny days: 129 days
Number of rainy days: 193 days
Number of snow days: 43 days
Look at detailed online map of South Mountain
* Weather data for South Mountain 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 | 12.7 | 9.1 | 26.9 | 32.5 | 33.7 | 32.2 | 27.0 | 33.0 | 29.1 | 15.7 | 9.3 |
| Average daytime temperature (°C) | -0.5 | 1.1 | 3.5 | 14.6 | 19.8 | 24.8 | 26.9 | 23.7 | 22.9 | 15.9 | 5.9 | 3.0 |
| Average temperature (°C) | -4.3 | -5.3 | -1.1 | 7.7 | 13.0 | 18.8 | 21.6 | 18.8 | 17.2 | 11.7 | 1.5 | -0.4 |
| Average night temperature (°C) | -7.6 | -10.9 | -5.2 | 2.1 | 6.5 | 13.3 | 17.1 | 14.6 | 12.4 | 8.3 | -2.0 | -3.2 |
| Absolute minimum temperature (°C) | -20.5 | -32.7 | -12.5 | -8.5 | -0.1 | 8.0 | 11.0 | 9.4 | 6.7 | -3.3 | -7.6 | -11.3 |
| 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 | 8.8 |
| 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) | 2.8 | 5.2 | 6.1 | 7.9 | 11.1 | 10.0 | 11.2 | 9.9 | 9.7 | 5.5 | 5.1 | 2.6 |
| Precipitation (mm) | 118 | 70 | 79 | 96 | 78 | 89 | 142 | 133 | 29 | 101 | 49 | 116 |
| Sunny days | 6 | 7 | 12 | 12 | 20 | 9 | 5 | 5 | 21 | 10 | 10 | 12 |
| Rainy days | 11 | 8 | 12 | 18 | 11 | 21 | 26 | 26 | 9 | 21 | 15 | 15 |
| Snow days | 14 | 13 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 4 |
The best time to visit South Mountain during the most sunny months:
Months with the longest average daylight duration in South Mountain:
The largest precipitation sum in South Mountain is at