Average annual temperature is 9.4 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -28.3 °C
Number of sunny days: 114 days
Number of rainy days: 221 days
Number of snow days: 30 days
Look at detailed online map of Grenadier Island
* Weather data for Grenadier Island 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) | 8.0 | 14.9 | 9.3 | 27.1 | 29.4 | 31.7 | 32.5 | 26.6 | 30.4 | 27.8 | 15.2 | 10.4 |
| Average daytime temperature (°C) | 1.2 | 2.5 | 4.1 | 14.8 | 18.7 | 24.2 | 26.7 | 23.8 | 22.7 | 16.1 | 7.1 | 4.6 |
| Average temperature (°C) | -1.7 | -3.2 | 0.0 | 8.4 | 12.5 | 18.3 | 22.0 | 19.8 | 18.2 | 12.5 | 3.4 | 1.6 |
| Average night temperature (°C) | -4.2 | -7.9 | -3.6 | 3.5 | 6.9 | 13.5 | 18.1 | 16.5 | 14.5 | 9.8 | 0.6 | -0.7 |
| Absolute minimum temperature (°C) | -10.6 | -28.3 | -11.0 | -6.9 | 1.9 | 8.5 | 14.9 | 12.1 | 9.8 | 0.5 | -5.1 | -7.8 |
| 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) | 2.9 | 5.5 | 5.9 | 8.6 | 11.5 | 10.2 | 11.1 | 10.2 | 9.9 | 5.3 | 5.2 | 2.6 |
| Precipitation (mm) | 112 | 79 | 75 | 88 | 76 | 106 | 144 | 117 | 42 | 122 | 53 | 136 |
| Sunny days | 6 | 5 | 10 | 13 | 19 | 9 | 10 | 2 | 17 | 8 | 8 | 7 |
| Rainy days | 16 | 15 | 14 | 17 | 12 | 21 | 21 | 29 | 13 | 23 | 18 | 22 |
| Snow days | 9 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 2 |
The best time to visit Grenadier Island during the most sunny months:
Months with the longest average daylight duration in Grenadier Island:
The largest precipitation sum in Grenadier Island is at