Average annual temperature is 20.4 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: -1.5 °C
Number of sunny days: 191 days
Number of rainy days: 174 days
Look at detailed online map of Lyons
* Weather data for Lyons 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) | 25.4 | 27.3 | 28.7 | 30.1 | 32.8 | 39.0 | 38.8 | 42.0 | 38.8 | 32.3 | 28.9 | 25.5 |
| Average daytime temperature (°C) | 17.2 | 19.3 | 22.8 | 24.0 | 29.3 | 34.5 | 35.6 | 38.6 | 33.0 | 27.3 | 19.6 | 17.1 |
| Average temperature (°C) | 12.1 | 13.2 | 16.4 | 18.0 | 23.4 | 27.6 | 29.3 | 31.8 | 26.7 | 20.9 | 14.0 | 11.2 |
| Average night temperature (°C) | 8.5 | 9.0 | 11.8 | 13.5 | 18.4 | 22.4 | 24.6 | 26.1 | 21.8 | 16.2 | 10.1 | 6.9 |
| Absolute minimum temperature (°C) | -0.4 | -0.7 | -1.5 | 9.1 | 12.1 | 19.6 | 21.8 | 21.1 | 18.8 | 6.6 | 1.8 | 0.1 |
| 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) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| 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 | 10.0 |
| Sunshine mean duration (h) | 6.7 | 7.1 | 8.5 | 8.5 | 10.6 | 11.8 | 11.5 | 11.9 | 10.6 | 8.9 | 6.7 | 7.6 |
| Precipitation (mm) | 198 | 108 | 136 | 175 | 86 | 66 | 79 | 17 | 50 | 24 | 70 | 91 |
| Sunny days | 12 | 12 | 12 | 10 | 16 | 8 | 14 | 23 | 17 | 24 | 20 | 23 |
| Rainy days | 19 | 16 | 19 | 20 | 15 | 22 | 17 | 8 | 13 | 7 | 10 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Lyons during the most sunny months:
The largest precipitation sum in Lyons is at