Average annual temperature is 18.2 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -3.8 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of Stewartville
* Weather data for Stewartville 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) | 21.3 | 25.5 | 26.1 | 28.7 | 32.3 | 35.2 | 36.3 | 36.8 | 33.2 | 29.6 | 25.3 | 21.3 |
| Average daytime temperature (°C) | 15.4 | 18.7 | 19.9 | 23.2 | 26.6 | 30.4 | 32.4 | 32.7 | 30.1 | 24.0 | 18.0 | 14.6 |
| Average temperature (°C) | 10.6 | 13.2 | 14.2 | 17.2 | 20.5 | 24.4 | 26.4 | 26.7 | 24.0 | 18.5 | 12.6 | 9.5 |
| Average night temperature (°C) | 7.1 | 9.3 | 9.4 | 12.3 | 15.9 | 19.4 | 22.2 | 22.2 | 19.1 | 13.9 | 8.4 | 5.6 |
| Absolute minimum temperature (°C) | -2.5 | -2.8 | -3.8 | 7.2 | 9.0 | 17.7 | 20.3 | 17.9 | 15.3 | 7.4 | -1.2 | -1.3 |
| 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 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| 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 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 6.7 | 8.8 | 9.6 | 10.8 | 11.7 | 11.1 | 10.8 | 10.8 | 9.0 | 6.7 | 6.8 |
| Precipitation (mm) | 174 | 177 | 181 | 133 | 117 | 173 | 112 | 80 | 33 | 37 | 48 | 79 |
| Sunny days | 12 | 10 | 17 | 16 | 9 | 9 | 9 | 13 | 15 | 22 | 20 | 22 |
| Rainy days | 19 | 18 | 14 | 14 | 22 | 21 | 22 | 18 | 15 | 9 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Stewartville during the most sunny months:
The largest precipitation sum in Stewartville is at