Average annual temperature is 19.3 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: -2.9 °C
Number of sunny days: 197 days
Number of rainy days: 168 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) | 24.1 | 27.4 | 27.9 | 30.1 | 33.0 | 38.8 | 37.7 | 40.9 | 36.6 | 32.9 | 28.2 | 23.9 |
| Average daytime temperature (°C) | 16.0 | 18.2 | 21.4 | 23.6 | 29.3 | 34.2 | 34.1 | 37.1 | 32.2 | 25.8 | 18.8 | 16.2 |
| Average temperature (°C) | 10.7 | 11.9 | 14.6 | 17.0 | 22.9 | 27.2 | 28.2 | 30.2 | 25.5 | 19.7 | 13.1 | 10.3 |
| Average night temperature (°C) | 7.0 | 7.6 | 9.9 | 12.2 | 17.3 | 21.5 | 23.6 | 24.9 | 20.4 | 15.1 | 8.7 | 5.7 |
| Absolute minimum temperature (°C) | -2.5 | -2.9 | -2.5 | 7.6 | 9.7 | 18.8 | 19.6 | 19.3 | 16.4 | 3.5 | -0.3 | -1.0 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 6.8 | 8.2 | 8.2 | 10.5 | 11.8 | 11.3 | 11.8 | 10.4 | 8.2 | 6.8 | 7.5 |
| Precipitation (mm) | 147 | 93 | 138 | 179 | 90 | 69 | 144 | 52 | 44 | 63 | 52 | 53 |
| Sunny days | 14 | 12 | 14 | 11 | 12 | 10 | 15 | 22 | 18 | 23 | 23 | 23 |
| Rainy days | 17 | 16 | 17 | 19 | 19 | 20 | 16 | 9 | 12 | 8 | 7 | 8 |
| Snow days | 0 | 0 | 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