Average annual temperature is 15.6 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: -8.0 °C
Number of sunny days: 211 days
Number of rainy days: 152 days
Number of snow days: 2 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) | 19.7 | 21.0 | 24.5 | 27.7 | 31.6 | 37.6 | 38.2 | 38.9 | 32.7 | 30.3 | 26.1 | 17.4 |
| Average daytime temperature (°C) | 10.2 | 13.3 | 15.1 | 20.7 | 26.8 | 31.4 | 32.9 | 31.7 | 28.7 | 22.0 | 15.4 | 11.4 |
| Average temperature (°C) | 5.2 | 7.1 | 8.8 | 14.3 | 20.1 | 24.3 | 26.5 | 25.7 | 22.0 | 16.2 | 9.4 | 6.6 |
| Average night temperature (°C) | 1.8 | 2.7 | 4.1 | 8.8 | 14.3 | 18.1 | 21.5 | 21.0 | 16.6 | 11.8 | 4.7 | 3.0 |
| Absolute minimum temperature (°C) | -7.1 | -8.0 | -6.6 | 2.1 | 6.9 | 12.3 | 16.2 | 14.6 | 11.5 | -3.3 | -4.0 | -4.2 |
| 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) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 5.5 | 7.3 | 7.8 | 10.4 | 10.8 | 12.6 | 11.3 | 10.8 | 10.6 | 8.1 | 7.8 | 6.6 |
| Precipitation (mm) | 124 | 100 | 248 | 32 | 78 | 47 | 76 | 71 | 36 | 68 | 25 | 57 |
| Sunny days | 15 | 17 | 14 | 19 | 16 | 16 | 14 | 17 | 22 | 19 | 22 | 20 |
| Rainy days | 15 | 10 | 17 | 11 | 15 | 14 | 17 | 14 | 8 | 12 | 8 | 11 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Simpson during the most sunny months:
The largest precipitation sum in Simpson is at