Average annual temperature is 8.8 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -17.3 °C
Number of sunny days: 138 days
Number of rainy days: 170 days
Number of snow days: 57 days
Look at detailed online map of Green River
* Weather data for Green River 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) | 5.1 | 9.4 | 10.2 | 28.6 | 33.7 | 34.0 | 31.9 | 27.8 | 32.9 | 29.5 | 15.9 | 11.5 |
| Average daytime temperature (°C) | -0.1 | 0.1 | 3.3 | 13.3 | 20.6 | 25.5 | 26.0 | 24.3 | 22.7 | 14.3 | 6.2 | 4.3 |
| Average temperature (°C) | -2.5 | -3.9 | -1.6 | 7.4 | 14.0 | 19.5 | 20.6 | 19.0 | 17.4 | 10.7 | 2.6 | 1.4 |
| Average night temperature (°C) | -4.6 | -7.7 | -6.1 | 2.9 | 8.4 | 14.1 | 15.9 | 14.8 | 13.4 | 8.0 | -0.3 | -1.1 |
| Absolute minimum temperature (°C) | -13.0 | -17.3 | -13.3 | -5.8 | -0.6 | 5.7 | 10.7 | 9.2 | 7.3 | -1.4 | -7.5 | -8.1 |
| 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) | 9.2 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.8 |
| 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) | 1.5 | 4.9 | 7.4 | 8.1 | 11.1 | 11.7 | 13.0 | 10.7 | 9.4 | 4.9 | 4.5 | 2.9 |
| Precipitation (mm) | 62 | 71 | 71 | 102 | 62 | 52 | 66 | 71 | 41 | 137 | 62 | 61 |
| Sunny days | 5 | 8 | 10 | 11 | 21 | 16 | 10 | 10 | 16 | 9 | 10 | 12 |
| Rainy days | 11 | 4 | 9 | 18 | 10 | 14 | 21 | 21 | 14 | 21 | 15 | 12 |
| Snow days | 15 | 16 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 7 |
The best time to visit Green River during the most sunny months:
Months with the longest average daylight duration in Green River:
The largest precipitation sum in Green River is at