Average annual temperature is 12.8 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: -16.5 °C
Number of sunny days: 232 days
Number of rainy days: 117 days
Number of snow days: 16 days
Look at detailed online map of Byron
* Weather data for Byron 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) | 11.5 | 16.3 | 23.1 | 29.2 | 32.3 | 34.1 | 37.8 | 39.4 | 36.2 | 31.8 | 21.6 | 15.2 |
| Average daytime temperature (°C) | 3.5 | 7.8 | 10.3 | 20.0 | 26.0 | 29.8 | 30.8 | 32.2 | 28.9 | 19.7 | 12.9 | 6.8 |
| Average temperature (°C) | -1.3 | 0.2 | 3.6 | 12.2 | 19.3 | 23.5 | 24.7 | 25.7 | 22.4 | 13.8 | 6.8 | 2.1 |
| Average night temperature (°C) | -5.1 | -4.6 | -1.2 | 6.0 | 13.4 | 17.5 | 19.6 | 20.3 | 16.5 | 8.8 | 2.0 | -1.3 |
| Absolute minimum temperature (°C) | -15.4 | -16.5 | -8.8 | -5.0 | 3.7 | 11.1 | 14.5 | 13.5 | 9.4 | -6.4 | -5.9 | -5.4 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 6.3 | 8.4 | 8.2 | 10.3 | 11.3 | 12.6 | 12.0 | 11.8 | 10.4 | 8.0 | 7.2 | 5.2 |
| Precipitation (mm) | 40 | 33 | 19 | 19 | 53 | 79 | 78 | 59 | 38 | 27 | 19 | 33 |
| Sunny days | 20 | 22 | 20 | 22 | 16 | 16 | 11 | 21 | 22 | 20 | 24 | 18 |
| Rainy days | 5 | 3 | 9 | 8 | 15 | 14 | 20 | 10 | 8 | 10 | 5 | 10 |
| Snow days | 6 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 3 |
The best time to visit Byron during the most sunny months:
The largest precipitation sum in Byron is at