Average annual temperature is 11.9 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -17.5 °C
Number of sunny days: 171 days
Number of rainy days: 181 days
Number of snow days: 13 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) | 17.1 | 17.0 | 17.4 | 26.5 | 31.3 | 32.8 | 32.9 | 33.6 | 31.5 | 29.1 | 22.7 | 15.2 |
| Average daytime temperature (°C) | 4.7 | 8.5 | 9.0 | 17.3 | 22.5 | 27.2 | 28.8 | 27.0 | 24.8 | 18.1 | 11.1 | 7.9 |
| Average temperature (°C) | 1.3 | 2.4 | 3.6 | 10.5 | 16.1 | 20.9 | 23.3 | 21.8 | 19.3 | 13.2 | 5.6 | 4.3 |
| Average night temperature (°C) | -1.5 | -1.8 | -0.4 | 4.8 | 10.0 | 14.9 | 18.1 | 17.1 | 14.4 | 9.2 | 1.6 | 1.5 |
| Absolute minimum temperature (°C) | -10.9 | -17.5 | -7.9 | -2.8 | 1.0 | 9.7 | 14.3 | 10.6 | 9.3 | -3.4 | -8.7 | -5.9 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 3.1 | 7.6 | 6.5 | 9.2 | 10.3 | 11.3 | 12.2 | 10.5 | 9.6 | 7.3 | 7.1 | 3.8 |
| Precipitation (mm) | 75 | 86 | 109 | 96 | 44 | 66 | 78 | 74 | 34 | 79 | 20 | 64 |
| Sunny days | 9 | 18 | 13 | 15 | 20 | 13 | 9 | 12 | 16 | 11 | 21 | 14 |
| Rainy days | 15 | 9 | 15 | 15 | 11 | 17 | 22 | 19 | 14 | 19 | 9 | 16 |
| Snow days | 7 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 |
The best time to visit Simpson during the most sunny months:
The largest precipitation sum in Simpson is at