Average annual temperature is 12.0 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 162 days
Number of rainy days: 195 days
Number of snow days: 8 days
Look at detailed online map of Delaware Run
* Weather data for Delaware Run 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) | 14.1 | 19.5 | 17.9 | 29.7 | 31.7 | 32.9 | 35.5 | 32.0 | 33.7 | 27.4 | 19.7 | 13.8 |
| Average daytime temperature (°C) | 6.7 | 9.0 | 9.8 | 19.1 | 22.3 | 26.1 | 30.2 | 27.7 | 24.5 | 18.6 | 10.3 | 7.8 |
| Average temperature (°C) | 3.1 | 2.6 | 3.9 | 12.0 | 15.0 | 19.9 | 24.1 | 22.0 | 18.9 | 13.4 | 4.9 | 3.7 |
| Average night temperature (°C) | 0.1 | -2.3 | -0.8 | 6.0 | 8.1 | 14.4 | 18.8 | 17.2 | 14.2 | 9.1 | 0.7 | 0.4 |
| Absolute minimum temperature (°C) | -4.8 | -13.3 | -5.8 | -1.3 | 1.6 | 9.0 | 15.3 | 12.7 | 8.2 | 1.4 | -5.0 | -5.0 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 4.2 | 6.9 | 7.0 | 8.6 | 11.7 | 11.0 | 11.9 | 10.6 | 8.8 | 7.4 | 7.3 | 3.7 |
| Precipitation (mm) | 87 | 51 | 96 | 123 | 20 | 98 | 134 | 166 | 142 | 92 | 59 | 114 |
| Sunny days | 11 | 12 | 9 | 16 | 21 | 10 | 8 | 10 | 15 | 16 | 20 | 14 |
| Rainy days | 19 | 14 | 20 | 14 | 10 | 20 | 23 | 21 | 15 | 15 | 9 | 15 |
| Snow days | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Delaware Run during the most sunny months:
The largest precipitation sum in Delaware Run is at