Average annual temperature is 16.3 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -4.7 °C
Number of sunny days: 187
Number of rainy days: 178
Number of snow days:
Average annual precipitation: 1033 mm
Look at detailed online map of Decatur
* Weather data for Decatur United States is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.2 | 25.2 | 24.9 | 28.7 | 29.8 | 33.6 | 36.4 | 38.2 | 32.7 | 30 | 26.3 | 18.9 |
| Average daytime temperature (°C) | 12.5 | 16 | 16.9 | 21.1 | 25.9 | 29.1 | 32.1 | 31 | 29.4 | 23.5 | 17.5 | 12.8 |
| Average temperature (°C) | 7.8 | 10.2 | 10.8 | 14.8 | 19.5 | 22.7 | 25.8 | 25.3 | 22.9 | 17.1 | 11.2 | 7.5 |
| Average night temperature (°C) | 4.3 | 6.1 | 6.1 | 9.7 | 14.2 | 17.3 | 21 | 21.1 | 17.7 | 12 | 6.3 | 3.6 |
| Absolute minimum temperature (°C) | -3.1 | -4.7 | -3.8 | 4.1 | 6 | 13 | 17.5 | 16.8 | 14.2 | 6.6 | -4 | -3.1 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.4 | 11.4 | 12.5 | 13.6 | 14.4 | 14.6 | 14.5 | 13.9 | 12.9 | 11.8 | 10.7 | 9.9 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12 | 13.1 | 14 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.8 | 10.5 | 11.4 | 12.6 | 13.6 | 14.4 | 14 | 13 | 11.9 | 10.8 | 10 | 9.8 |
| Sunshine mean duration (h) | 6.2 | 6.5 | 8.9 | 9.6 | 11.2 | 10.9 | 11.3 | 9.9 | 11 | 8.4 | 8.2 | 7.3 |
| Precipitation (mm) | 130 | 112 | 139 | 90 | 82 | 110 | 80 | 128 | 7 | 27 | 34 | 93 |
| Sunny days | 13 | 11 | 19 | 18 | 12 | 14 | 7 | 14 | 19 | 20 | 21 | 19 |
| Rainy days | 18 | 17 | 12 | 12 | 19 | 16 | 24 | 17 | 11 | 11 | 9 | 12 |
The largest precipitation sum in Decatur is at