Average annual temperature is 7.9 °C
Absolute maximum temperature: 29.9 °C
Absolute minimum temperature: -24.5 °C
Number of sunny days: 121 days
Number of rainy days: 184 days
Number of snow days: 60 days
Look at detailed online map of Grey County
* Weather data for Grey County 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 | 9.1 | 9.2 | 27.3 | 29.9 | 29.2 | 29.2 | 25.8 | 29.6 | 26.8 | 12.6 | 11.7 |
| Average daytime temperature (°C) | -0.1 | 0.8 | 2.8 | 13.0 | 18.1 | 22.7 | 24.5 | 22.1 | 20.8 | 13.9 | 5.2 | 3.4 |
| Average temperature (°C) | -2.7 | -4.3 | -1.7 | 7.0 | 11.8 | 17.5 | 19.6 | 17.4 | 16.0 | 10.3 | 1.8 | 0.8 |
| Average night temperature (°C) | -5.0 | -8.5 | -5.5 | 2.2 | 6.4 | 12.8 | 15.5 | 13.8 | 12.2 | 7.6 | -1.4 | -1.3 |
| Absolute minimum temperature (°C) | -16.2 | -24.5 | -13.1 | -6.6 | -0.9 | 8.4 | 11.6 | 9.5 | 5.0 | -1.6 | -8.3 | -7.1 |
| 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) | 2.0 | 4.8 | 5.6 | 8.2 | 11.4 | 11.4 | 11.2 | 9.6 | 9.3 | 5.2 | 4.7 | 2.5 |
| Precipitation (mm) | 92 | 91 | 100 | 106 | 52 | 75 | 103 | 122 | 46 | 129 | 69 | 83 |
| Sunny days | 6 | 7 | 10 | 11 | 22 | 14 | 6 | 10 | 14 | 6 | 7 | 8 |
| Rainy days | 9 | 8 | 7 | 16 | 9 | 16 | 25 | 21 | 16 | 24 | 18 | 15 |
| Snow days | 16 | 13 | 14 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 8 |
The best time to visit Grey County during the most sunny months:
Months with the longest average daylight duration in Grey County:
The largest precipitation sum in Grey County is at