Average annual temperature is 9.0 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -27.4 °C
Number of sunny days: 197 days
Number of rainy days: 132 days
Number of snow days: 36 days
Look at detailed online map of Green Isle
* Weather data for Green Isle United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 2.2 | 3.5 | 6.7 | 27.8 | 32.0 | 33.7 | 34.2 | 37.2 | 36.7 | 30.0 | 18.9 | 11.2 |
| Average daytime temperature (°C) | -4.3 | -2.7 | 1.3 | 11.6 | 23.4 | 29.3 | 28.6 | 28.7 | 25.9 | 14.9 | 8.3 | 4.7 |
| Average temperature (°C) | -7.8 | -7.9 | -3.6 | 6.0 | 17.1 | 23.3 | 22.7 | 22.8 | 20.1 | 10.5 | 3.0 | 0.5 |
| Average night temperature (°C) | -10.9 | -12.3 | -7.7 | 1.5 | 11.2 | 17.6 | 17.1 | 17.9 | 15.5 | 6.8 | -0.9 | -2.5 |
| Absolute minimum temperature (°C) | -24.9 | -27.4 | -17.0 | -8.7 | 0.9 | 10.7 | 13.0 | 12.3 | 7.6 | -5.4 | -13.2 | -9.5 |
| 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) | 4.3 | 7.1 | 6.9 | 8.0 | 11.3 | 13.0 | 12.7 | 11.5 | 9.9 | 7.3 | 6.3 | 5.0 |
| Precipitation (mm) | 59 | 66 | 62 | 139 | 66 | 54 | 102 | 88 | 149 | 123 | 13 | 68 |
| Sunny days | 20 | 17 | 15 | 10 | 18 | 16 | 15 | 19 | 14 | 13 | 21 | 19 |
| Rainy days | 4 | 6 | 4 | 17 | 13 | 14 | 16 | 12 | 16 | 15 | 7 | 8 |
| Snow days | 7 | 5 | 12 | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 2 | 4 |
The best time to visit Green Isle during the most sunny months:
Months with the longest average daylight duration in Green Isle:
The largest precipitation sum in Green Isle is at