Average annual temperature is 10.3 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -25.5 °C
Number of sunny days: 195 days
Number of rainy days: 141 days
Number of snow days: 29 days
Look at detailed online map of River Junction
* Weather data for River Junction 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) | 5.0 | 8.9 | 13.1 | 26.8 | 31.3 | 31.8 | 33.6 | 37.6 | 35.7 | 30.6 | 17.4 | 11.9 |
| Average daytime temperature (°C) | -0.6 | 2.5 | 6.2 | 14.6 | 23.5 | 28.1 | 28.3 | 28.7 | 25.2 | 16.0 | 8.5 | 5.4 |
| Average temperature (°C) | -4.6 | -3.3 | 0.7 | 8.5 | 16.6 | 22.2 | 22.6 | 23.1 | 19.8 | 11.8 | 3.8 | 1.4 |
| Average night temperature (°C) | -7.8 | -7.5 | -3.3 | 3.9 | 10.8 | 16.9 | 17.5 | 18.3 | 15.6 | 8.4 | 0.4 | -1.1 |
| Absolute minimum temperature (°C) | -25.5 | -24.1 | -14.0 | -4.6 | 2.4 | 9.7 | 11.3 | 12.8 | 9.4 | -4.3 | -12.1 | -7.5 |
| 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 | 10.5 | 11.9 | 13.4 | 14.7 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| 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 | 6.3 | 7.2 | 8.4 | 11.5 | 12.8 | 12.2 | 11.3 | 9.1 | 6.9 | 6.6 | 4.1 |
| Precipitation (mm) | 51 | 45 | 79 | 86 | 70 | 48 | 56 | 104 | 153 | 82 | 6 | 33 |
| Sunny days | 16 | 15 | 16 | 15 | 18 | 17 | 13 | 17 | 12 | 14 | 24 | 18 |
| Rainy days | 7 | 8 | 9 | 13 | 13 | 13 | 18 | 14 | 18 | 15 | 4 | 9 |
| Snow days | 8 | 5 | 6 | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 4 |
The best time to visit River Junction during the most sunny months:
Months with the longest average daylight duration in River Junction:
The largest precipitation sum in River Junction is at