Average annual temperature is 14.2 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: -12.2 °C
Number of sunny days: 199 days
Number of rainy days: 160 days
Number of snow days: 6 days
Look at detailed online map of Simpson
* Weather data for Simpson 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) | 15.3 | 17.8 | 23.0 | 28.0 | 32.9 | 37.1 | 36.3 | 37.1 | 34.1 | 31.7 | 24.4 | 16.4 |
| Average daytime temperature (°C) | 7.0 | 10.5 | 11.4 | 20.4 | 26.7 | 30.6 | 30.9 | 30.2 | 28.0 | 20.4 | 13.5 | 9.5 |
| Average temperature (°C) | 1.9 | 3.5 | 5.8 | 13.3 | 20.0 | 24.3 | 25.2 | 25.0 | 21.9 | 15.1 | 7.8 | 5.3 |
| Average night temperature (°C) | -1.8 | -1.4 | 1.8 | 7.3 | 13.9 | 18.6 | 20.8 | 20.9 | 16.7 | 10.9 | 3.5 | 2.3 |
| Absolute minimum temperature (°C) | -11.8 | -12.2 | -8.8 | -0.1 | 6.2 | 12.1 | 16.0 | 14.8 | 11.5 | -2.5 | -6.0 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.9 | 7.6 | 7.1 | 10.3 | 10.7 | 12.6 | 11.2 | 10.9 | 10.5 | 7.7 | 7.2 | 5.1 |
| Precipitation (mm) | 69 | 91 | 89 | 73 | 44 | 84 | 121 | 92 | 42 | 80 | 19 | 111 |
| Sunny days | 18 | 16 | 15 | 22 | 15 | 15 | 12 | 11 | 20 | 18 | 23 | 14 |
| Rainy days | 10 | 11 | 15 | 8 | 16 | 15 | 19 | 20 | 10 | 13 | 7 | 16 |
| Snow days | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Simpson during the most sunny months:
The largest precipitation sum in Simpson is at