Average annual temperature is 8.0 °C
Absolute maximum temperature: 27.2 °C
Absolute minimum temperature: -30.6 °C
Number of sunny days: 161 days
Number of rainy days: 182 days
Number of snow days: 22 days
Look at detailed online map of Grand Harbour
* Weather data for Grand Harbour 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) | 10.2 | 8.9 | 6.6 | 16.0 | 20.0 | 17.4 | 24.0 | 22.5 | 27.2 | 19.9 | 12.9 | 13.9 |
| Average daytime temperature (°C) | 3.7 | 1.2 | 3.6 | 8.6 | 12.9 | 14.4 | 19.7 | 19.3 | 18.2 | 14.6 | 6.6 | 4.9 |
| Average temperature (°C) | 0.9 | -2.4 | 1.3 | 5.8 | 9.6 | 12.1 | 17.1 | 16.6 | 15.4 | 12.1 | 3.9 | 2.5 |
| Average night temperature (°C) | -1.5 | -6.1 | -0.7 | 3.3 | 7.1 | 10.4 | 15.0 | 14.3 | 13.2 | 10.1 | 1.4 | 0.1 |
| Absolute minimum temperature (°C) | -7.2 | -30.6 | -6.1 | -2.7 | 3.9 | 7.0 | 13.7 | 11.4 | 7.7 | 3.1 | -5.9 | -7.2 |
| 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 | 10.4 | 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) | 4.1 | 5.7 | 6.9 | 9.0 | 11.4 | 6.2 | 6.9 | 8.6 | 7.5 | 7.5 | 5.7 | 4.1 |
| Precipitation (mm) | 257 | 54 | 92 | 42 | 76 | 196 | 174 | 188 | 153 | 125 | 64 | 121 |
| Sunny days | 8 | 13 | 12 | 15 | 20 | 9 | 11 | 10 | 17 | 12 | 17 | 17 |
| Rainy days | 17 | 7 | 13 | 15 | 11 | 21 | 20 | 21 | 13 | 19 | 12 | 13 |
| Snow days | 6 | 8 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Grand Harbour during the most sunny months:
Months with the longest average daylight duration in Grand Harbour:
The largest precipitation sum in Grand Harbour is at