Average annual temperature is 21.1 °C
Absolute maximum temperature: 42.7 °C
Absolute minimum temperature: -1.0 °C
Number of sunny days: 179 days
Number of rainy days: 186 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) | 25.0 | 27.5 | 28.4 | 29.5 | 33.9 | 39.1 | 39.8 | 42.7 | 38.9 | 34.2 | 29.3 | 24.1 |
| Average daytime temperature (°C) | 18.3 | 19.9 | 23.2 | 24.4 | 30.2 | 35.2 | 36.3 | 39.1 | 34.0 | 28.0 | 20.1 | 17.8 |
| Average temperature (°C) | 13.1 | 14.2 | 17.1 | 18.5 | 24.0 | 28.1 | 29.8 | 32.1 | 27.4 | 21.5 | 14.5 | 11.9 |
| Average night temperature (°C) | 9.4 | 10.0 | 12.9 | 14.0 | 18.9 | 22.9 | 24.8 | 26.1 | 21.9 | 16.6 | 10.5 | 7.6 |
| Absolute minimum temperature (°C) | 0.8 | -0.1 | -1.0 | 8.6 | 12.5 | 19.5 | 22.1 | 22.4 | 18.4 | 7.1 | 2.2 | 0.8 |
| 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) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.8 | 7.5 | 7.8 | 8.4 | 10.5 | 11.1 | 11.8 | 12.2 | 10.6 | 8.8 | 6.7 | 7.7 |
| Precipitation (mm) | 187 | 97 | 101 | 252 | 117 | 66 | 75 | 17 | 61 | 33 | 61 | 74 |
| Sunny days | 12 | 8 | 7 | 8 | 16 | 6 | 16 | 25 | 17 | 23 | 19 | 22 |
| Rainy days | 19 | 20 | 24 | 22 | 15 | 24 | 15 | 6 | 13 | 8 | 11 | 9 |
| 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