Average annual temperature is 8.8 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -21.2 °C
Number of sunny days: 132 days
Number of rainy days: 181 days
Number of snow days: 52 days
Look at detailed online map of Wiarton
* Weather data for Wiarton 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) | 7.5 | 10.3 | 10.8 | 28.3 | 30.5 | 30.5 | 31.0 | 26.6 | 30.1 | 28.5 | 13.6 | 13.5 |
| Average daytime temperature (°C) | 0.8 | 1.1 | 2.9 | 12.5 | 17.8 | 23.4 | 25.2 | 22.4 | 21.0 | 14.7 | 6.4 | 4.5 |
| Average temperature (°C) | -1.6 | -3.1 | -0.7 | 6.8 | 11.8 | 18.3 | 20.8 | 18.7 | 17.0 | 11.5 | 3.5 | 2.0 |
| Average night temperature (°C) | -3.7 | -6.7 | -3.8 | 2.9 | 6.8 | 13.9 | 17.4 | 15.7 | 13.6 | 9.3 | 0.8 | 0.1 |
| Absolute minimum temperature (°C) | -10.5 | -21.2 | -10.8 | -4.3 | 1.3 | 9.6 | 14.1 | 11.6 | 6.7 | 1.0 | -5.5 | -5.3 |
| 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 | 8.9 |
| 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) | 1.7 | 4.5 | 6.5 | 8.0 | 11.3 | 11.7 | 12.2 | 10.4 | 9.6 | 5.0 | 4.6 | 2.3 |
| Precipitation (mm) | 92 | 77 | 80 | 120 | 43 | 46 | 122 | 148 | 62 | 163 | 62 | 53 |
| Sunny days | 4 | 7 | 10 | 11 | 21 | 18 | 7 | 10 | 19 | 7 | 9 | 9 |
| Rainy days | 14 | 6 | 7 | 17 | 10 | 12 | 24 | 21 | 11 | 24 | 17 | 18 |
| Snow days | 13 | 15 | 14 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 |
The best time to visit Wiarton during the most sunny months:
Months with the longest average daylight duration in Wiarton:
The largest precipitation sum in Wiarton is at