Average annual temperature is 11.9 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -13.5 °C
Number of sunny days: 174 days
Number of rainy days: 183 days
Number of snow days: 8 days
Look at detailed online map of Llewellyn
* Weather data for Llewellyn 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) | 16.6 | 17.8 | 18.2 | 30.2 | 31.1 | 34.6 | 33.0 | 30.4 | 32.5 | 27.1 | 19.8 | 15.4 |
| Average daytime temperature (°C) | 6.8 | 8.3 | 9.4 | 18.6 | 22.0 | 25.1 | 28.8 | 26.7 | 23.3 | 18.2 | 10.1 | 7.5 |
| Average temperature (°C) | 3.4 | 2.9 | 4.0 | 12.0 | 15.3 | 19.4 | 23.4 | 21.6 | 18.5 | 13.3 | 5.1 | 3.8 |
| Average night temperature (°C) | 0.7 | -1.3 | -0.3 | 6.7 | 9.0 | 14.3 | 18.7 | 17.2 | 14.5 | 9.2 | 1.1 | 0.7 |
| Absolute minimum temperature (°C) | -5.2 | -13.5 | -6.5 | -1.2 | 2.6 | 9.3 | 15.0 | 14.0 | 9.2 | 1.6 | -5.8 | -4.5 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 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) | 4.7 | 6.9 | 7.4 | 8.8 | 11.8 | 11.2 | 11.8 | 10.3 | 8.3 | 8.0 | 7.5 | 4.1 |
| Precipitation (mm) | 105 | 37 | 89 | 138 | 23 | 127 | 129 | 118 | 133 | 65 | 63 | 135 |
| Sunny days | 12 | 17 | 9 | 16 | 20 | 13 | 8 | 11 | 16 | 16 | 21 | 15 |
| Rainy days | 17 | 9 | 21 | 14 | 11 | 17 | 23 | 20 | 14 | 15 | 8 | 14 |
| Snow days | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Llewellyn during the most sunny months:
The largest precipitation sum in Llewellyn is at