Average annual temperature is 12.1 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: -23.7 °C
Number of sunny days: 251 days
Number of rainy days: 88 days
Number of snow days: 26 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) | 17.8 | 17.4 | 21.2 | 28.6 | 30.0 | 35.9 | 38.4 | 36.2 | 35.3 | 28.0 | 24.3 | 18.9 |
| Average daytime temperature (°C) | 4.8 | 8.6 | 13.4 | 19.0 | 23.3 | 27.6 | 33.5 | 31.6 | 28.3 | 21.3 | 14.9 | 8.3 |
| Average temperature (°C) | -1.2 | 0.5 | 4.8 | 10.2 | 16.2 | 20.1 | 25.3 | 24.3 | 20.9 | 13.3 | 7.4 | 2.0 |
| Average night temperature (°C) | -5.9 | -5.3 | -1.7 | 2.7 | 9.5 | 13.4 | 18.2 | 17.7 | 13.9 | 6.7 | 1.5 | -2.6 |
| Absolute minimum temperature (°C) | -23.7 | -17.7 | -8.6 | -6.4 | 5.3 | 8.9 | 13.8 | 13.5 | 9.3 | -6.7 | -10.1 | -9.8 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.6 | 9.0 | 10.2 | 10.9 | 11.9 | 12.9 | 12.9 | 11.9 | 10.8 | 9.8 | 8.4 | 7.3 |
| Precipitation (mm) | 22 | 18 | 11 | 58 | 37 | 55 | 27 | 41 | 49 | 1 | 2 | 24 |
| Sunny days | 22 | 19 | 25 | 21 | 14 | 13 | 16 | 22 | 23 | 28 | 25 | 23 |
| Rainy days | 3 | 2 | 4 | 5 | 17 | 17 | 15 | 9 | 7 | 1 | 4 | 4 |
| Snow days | 6 | 7 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 4 |
The best time to visit Simpson during the most sunny months:
The largest precipitation sum in Simpson is at