Average annual temperature is 17.5 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -3.6 °C
Number of sunny days: 193 days
Number of rainy days: 172 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) | 20.6 | 25.7 | 27.9 | 29.4 | 32.9 | 34.0 | 35.8 | 36.6 | 33.6 | 28.4 | 26.8 | 22.0 |
| Average daytime temperature (°C) | 14.9 | 18.4 | 19.9 | 23.4 | 25.1 | 29.5 | 33.4 | 32.6 | 28.6 | 23.4 | 17.5 | 14.7 |
| Average temperature (°C) | 9.7 | 12.7 | 13.6 | 17.2 | 19.4 | 23.4 | 27.1 | 26.4 | 22.5 | 17.5 | 11.6 | 9.2 |
| Average night temperature (°C) | 5.5 | 8.3 | 8.2 | 11.6 | 14.3 | 18.2 | 22.3 | 21.6 | 17.7 | 12.6 | 7.1 | 5.1 |
| Absolute minimum temperature (°C) | -3.6 | -2.2 | -1.4 | 3.7 | 7.3 | 13.1 | 19.1 | 19.8 | 13.7 | 7.3 | -1.7 | -2.8 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| 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) | 6.3 | 7.3 | 8.3 | 9.3 | 9.7 | 11.1 | 11.4 | 11.0 | 10.1 | 8.8 | 7.7 | 6.6 |
| Precipitation (mm) | 151 | 93 | 112 | 149 | 114 | 81 | 62 | 168 | 61 | 42 | 53 | 161 |
| Sunny days | 17 | 14 | 17 | 13 | 17 | 14 | 7 | 10 | 21 | 23 | 19 | 21 |
| Rainy days | 14 | 14 | 14 | 17 | 14 | 16 | 24 | 21 | 9 | 8 | 11 | 10 |
| 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