Average annual temperature is 12.6 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -8.1 °C
Number of sunny days: 171 days
Number of rainy days: 186 days
Number of snow days: 8 days
Look at detailed online map of Sioux
* Weather data for Sioux 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) | 18.7 | 22.7 | 24.8 | 26.2 | 25.8 | 30.1 | 33.3 | 32.4 | 30.8 | 27.4 | 23.7 | 17.3 |
| Average daytime temperature (°C) | 10.7 | 13.4 | 14.3 | 18.7 | 20.8 | 24.6 | 29.0 | 27.7 | 25.1 | 19.7 | 14.1 | 10.4 |
| Average temperature (°C) | 4.4 | 7.5 | 7.6 | 11.8 | 14.9 | 18.3 | 22.3 | 21.5 | 18.4 | 12.7 | 7.1 | 4.3 |
| Average night temperature (°C) | 0.1 | 3.0 | 2.3 | 5.7 | 9.8 | 12.6 | 16.3 | 16.3 | 12.6 | 7.4 | 1.9 | 0.2 |
| Absolute minimum temperature (°C) | -8.1 | -7.7 | -7.5 | -0.7 | 2.3 | 5.4 | 11.8 | 11.1 | 7.4 | 1.0 | -6.1 | -7.5 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.8 | 6.1 | 8.1 | 9.0 | 10.3 | 11.0 | 11.8 | 10.3 | 10.8 | 8.9 | 7.6 | 6.0 |
| Precipitation (mm) | 121 | 76 | 70 | 89 | 86 | 54 | 47 | 98 | 42 | 29 | 29 | 84 |
| Sunny days | 14 | 13 | 15 | 13 | 11 | 10 | 10 | 12 | 17 | 19 | 21 | 16 |
| Rainy days | 15 | 14 | 15 | 17 | 20 | 20 | 21 | 19 | 13 | 12 | 8 | 12 |
| Snow days | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
The best time to visit Sioux during the most sunny months:
The largest precipitation sum in Sioux is at