Average annual temperature is 10.0 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: -21.6 °C
Number of sunny days: 221 days
Number of rainy days: 97 days
Number of snow days: 47 days
Look at detailed online map of Declo
* Weather data for Declo 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) | 7.4 | 8.6 | 12.1 | 27.8 | 30.7 | 30.2 | 40.0 | 37.2 | 30.1 | 26.9 | 17.3 | 9.5 |
| Average daytime temperature (°C) | 2.0 | 4.1 | 5.5 | 13.5 | 22.8 | 24.5 | 34.7 | 31.2 | 25.3 | 17.7 | 9.0 | 4.8 |
| Average temperature (°C) | -1.9 | -2.1 | 0.4 | 6.8 | 16.0 | 17.7 | 26.7 | 23.5 | 17.8 | 10.8 | 3.7 | 0.2 |
| Average night temperature (°C) | -4.7 | -6.2 | -3.2 | 1.5 | 9.6 | 11.3 | 18.7 | 17.0 | 11.5 | 5.6 | 0.0 | -2.8 |
| Absolute minimum temperature (°C) | -21.6 | -18.1 | -8.3 | -5.6 | 3.1 | 4.7 | 13.2 | 12.7 | 6.6 | -5.1 | -12.0 | -8.8 |
| 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.0 | 7.2 | 7.7 | 9.8 | 12.0 | 13.0 | 13.3 | 11.6 | 10.7 | 8.6 | 7.0 | 6.1 |
| Precipitation (mm) | 30 | 26 | 63 | 25 | 21 | 32 | 0 | 26 | 29 | 20 | 49 | 37 |
| Sunny days | 13 | 17 | 7 | 16 | 16 | 17 | 29 | 19 | 23 | 22 | 22 | 20 |
| Rainy days | 9 | 4 | 10 | 4 | 15 | 13 | 2 | 12 | 7 | 9 | 6 | 6 |
| Snow days | 9 | 7 | 14 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 |
The best time to visit Declo during the most sunny months:
The largest precipitation sum in Declo is at