Average annual temperature is 11.9 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 233 days
Number of rainy days: 122 days
Number of snow days: 10 days
Look at detailed online map of Adams County
* Weather data for Adams 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) | 11.2 | 10.8 | 13.6 | 29.6 | 33.7 | 34.1 | 37.0 | 39.4 | 32.5 | 25.8 | 13.5 | 12.2 |
| Average daytime temperature (°C) | 5.1 | 6.2 | 9.5 | 14.7 | 26.4 | 28.4 | 33.1 | 31.0 | 24.8 | 17.4 | 7.3 | 5.7 |
| Average temperature (°C) | 1.1 | 0.8 | 3.8 | 8.8 | 19.4 | 21.8 | 26.4 | 24.2 | 18.1 | 11.4 | 3.2 | 2.4 |
| Average night temperature (°C) | -1.5 | -2.5 | -0.3 | 3.7 | 12.7 | 15.1 | 18.8 | 17.8 | 12.4 | 6.5 | 0.4 | 0.0 |
| Absolute minimum temperature (°C) | -11.7 | -13.3 | -5.0 | -3.2 | 7.2 | 7.7 | 14.0 | 10.7 | 5.3 | -5.1 | -6.6 | -6.0 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.1 | 15.8 | 15.5 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 5.1 | 6.7 | 8.2 | 9.2 | 12.8 | 13.4 | 14.0 | 11.0 | 9.7 | 8.1 | 5.4 | 3.6 |
| Precipitation (mm) | 23 | 16 | 31 | 43 | 18 | 5 | 0 | 16 | 10 | 20 | 49 | 79 |
| Sunny days | 15 | 15 | 12 | 12 | 19 | 27 | 31 | 24 | 24 | 22 | 18 | 14 |
| Rainy days | 13 | 9 | 16 | 18 | 12 | 3 | 0 | 7 | 6 | 9 | 12 | 17 |
| Snow days | 3 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Adams County during the most sunny months:
Months with the longest average daylight duration in Adams County:
The largest precipitation sum in Adams County is at