Average annual temperature is 12.2 °C
Absolute maximum temperature: 41.9 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 248 days
Number of rainy days: 92 days
Number of snow days: 25 days
Look at detailed online map of Lyon County
* Weather data for Lyon County 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) | 12.0 | 14.4 | 13.5 | 28.7 | 32.0 | 33.4 | 41.9 | 35.4 | 31.0 | 28.5 | 24.4 | 16.8 |
| Average daytime temperature (°C) | 4.2 | 7.5 | 8.6 | 18.7 | 23.5 | 26.1 | 36.3 | 32.1 | 27.3 | 20.3 | 12.1 | 9.2 |
| Average temperature (°C) | -0.5 | 1.5 | 2.6 | 11.0 | 16.1 | 19.2 | 27.9 | 24.5 | 19.5 | 13.3 | 6.4 | 4.2 |
| Average night temperature (°C) | -3.9 | -2.5 | -1.9 | 4.3 | 9.3 | 12.7 | 18.8 | 17.2 | 12.2 | 7.3 | 1.3 | 0.1 |
| Absolute minimum temperature (°C) | -10.0 | -6.7 | -7.0 | -4.5 | 1.4 | 6.8 | 15.0 | 12.7 | 6.8 | -1.5 | -7.2 | -3.2 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 6.5 | 8.7 | 8.9 | 11.7 | 11.9 | 12.9 | 13.5 | 12.0 | 11.2 | 9.7 | 8.5 | 7.3 |
| Precipitation (mm) | 115 | 37 | 101 | 1 | 26 | 22 | 0 | 24 | 20 | 4 | 8 | 8 |
| Sunny days | 14 | 17 | 9 | 26 | 14 | 16 | 30 | 24 | 24 | 29 | 23 | 22 |
| Rainy days | 10 | 4 | 13 | 3 | 17 | 14 | 1 | 7 | 6 | 2 | 7 | 8 |
| Snow days | 7 | 7 | 9 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Lyon County during the most sunny months:
The largest precipitation sum in Lyon County is at