Average annual temperature is 10.6 °C
Absolute maximum temperature: 39.0 °C
Absolute minimum temperature: -24.8 °C
Number of sunny days: 206 days
Number of rainy days: 120 days
Number of snow days: 39 days
Look at detailed online map of Lewellen
* Weather data for Lewellen 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) | 11.8 | 12.6 | 19.0 | 29.7 | 28.1 | 31.6 | 37.4 | 39.0 | 35.7 | 30.7 | 23.3 | 17.4 |
| Average daytime temperature (°C) | -0.2 | 6.2 | 8.3 | 17.4 | 22.5 | 26.5 | 31.2 | 32.0 | 27.9 | 17.9 | 12.7 | 7.4 |
| Average temperature (°C) | -4.4 | -1.6 | 0.7 | 8.9 | 16.1 | 20.3 | 23.6 | 24.6 | 20.5 | 11.0 | 5.6 | 1.2 |
| Average night temperature (°C) | -8.1 | -6.6 | -4.4 | 2.2 | 10.3 | 14.6 | 16.9 | 18.3 | 14.2 | 5.4 | 0.4 | -2.5 |
| Absolute minimum temperature (°C) | -20.7 | -24.8 | -11.5 | -6.2 | 2.3 | 11.1 | 10.7 | 13.0 | 8.6 | -8.1 | -7.9 | -8.2 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 8.0 | 8.6 | 10.2 | 10.3 | 11.8 | 12.2 | 12.2 | 10.7 | 8.7 | 7.8 | 6.0 |
| Precipitation (mm) | 61 | 10 | 36 | 13 | 189 | 101 | 45 | 36 | 35 | 26 | 12 | 23 |
| Sunny days | 15 | 18 | 17 | 19 | 6 | 9 | 15 | 19 | 20 | 22 | 25 | 21 |
| Rainy days | 2 | 5 | 6 | 8 | 25 | 21 | 16 | 12 | 10 | 7 | 3 | 5 |
| Snow days | 14 | 5 | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 5 |
The best time to visit Lewellen during the most sunny months:
The largest precipitation sum in Lewellen is at