Average annual temperature is 11.5 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -11.5 °C
Number of sunny days: 158 days
Number of rainy days: 191 days
Number of snow days: 16 days
Look at detailed online map of Dellroy
* Weather data for Dellroy 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) | 14.6 | 20.5 | 19.3 | 26.7 | 30.0 | 32.4 | 33.1 | 31.6 | 32.3 | 27.3 | 18.1 | 15.0 |
| Average daytime temperature (°C) | 6.3 | 10.1 | 9.5 | 17.5 | 21.6 | 25.3 | 28.9 | 26.8 | 24.2 | 17.5 | 10.4 | 8.0 |
| Average temperature (°C) | 2.2 | 3.1 | 3.7 | 10.7 | 14.8 | 19.1 | 22.7 | 20.9 | 18.4 | 12.6 | 5.2 | 4.0 |
| Average night temperature (°C) | -0.7 | -1.6 | -0.5 | 5.1 | 9.1 | 13.7 | 17.9 | 16.2 | 13.8 | 8.8 | 1.4 | 1.1 |
| Absolute minimum temperature (°C) | -7.2 | -11.5 | -7.9 | -2.6 | 1.5 | 8.5 | 14.3 | 11.5 | 8.4 | 0.5 | -7.7 | -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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 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) | 2.9 | 6.5 | 6.5 | 8.8 | 10.5 | 10.6 | 11.5 | 11.0 | 8.8 | 6.8 | 6.7 | 4.0 |
| Precipitation (mm) | 155 | 59 | 136 | 74 | 80 | 127 | 132 | 86 | 37 | 72 | 50 | 77 |
| Sunny days | 6 | 11 | 11 | 14 | 21 | 15 | 5 | 11 | 17 | 16 | 18 | 13 |
| Rainy days | 19 | 15 | 14 | 16 | 10 | 15 | 26 | 20 | 13 | 15 | 11 | 17 |
| Snow days | 6 | 2 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Dellroy during the most sunny months:
The largest precipitation sum in Dellroy is at