Average annual temperature is 9.2 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -32.3 °C
Number of sunny days: 128 days
Number of rainy days: 203 days
Number of snow days: 34 days
Look at detailed online map of Addison County
* Weather data for Addison 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) | 8.1 | 13.3 | 10.4 | 28.1 | 30.8 | 33.1 | 32.3 | 26.9 | 30.7 | 28.2 | 15.6 | 11.6 |
| Average daytime temperature (°C) | 2.1 | 2.5 | 5.0 | 15.5 | 19.7 | 23.7 | 27.2 | 23.9 | 22.5 | 16.7 | 6.5 | 4.7 |
| Average temperature (°C) | -1.3 | -3.5 | 0.1 | 9.0 | 13.2 | 18.1 | 21.9 | 19.1 | 17.2 | 12.4 | 2.3 | 1.2 |
| Average night temperature (°C) | -4.5 | -8.6 | -4.3 | 3.8 | 7.3 | 13.4 | 17.9 | 15.2 | 12.9 | 9.2 | -1.0 | -1.6 |
| Absolute minimum temperature (°C) | -13.3 | -32.3 | -11.5 | -4.2 | -0.4 | 7.3 | 12.7 | 10.7 | 5.5 | 0.5 | -7.4 | -7.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.3 | 10.5 | 11.9 | 13.5 | 14.8 | 15.4 | 15.1 | 14.0 | 12.5 | 11.0 | 9.7 | 9.0 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 2.9 | 5.8 | 5.7 | 7.7 | 11.1 | 10.0 | 10.5 | 9.9 | 8.6 | 6.2 | 5.8 | 3.3 |
| Precipitation (mm) | 109 | 55 | 91 | 89 | 101 | 115 | 228 | 171 | 40 | 126 | 61 | 152 |
| Sunny days | 5 | 8 | 9 | 14 | 18 | 8 | 4 | 7 | 17 | 13 | 14 | 11 |
| Rainy days | 14 | 10 | 16 | 16 | 13 | 22 | 27 | 24 | 13 | 18 | 14 | 16 |
| Snow days | 12 | 10 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 4 |
The best time to visit Addison County during the most sunny months:
Months with the longest average daylight duration in Addison County:
The largest precipitation sum in Addison County is at