Average annual temperature is 19.1 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -2.5 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of Miami Valley
* Weather data for Miami Valley 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) | 23.0 | 28.0 | 28.8 | 30.6 | 32.5 | 35.9 | 37.9 | 38.8 | 34.0 | 29.6 | 25.9 | 23.3 |
| Average daytime temperature (°C) | 16.8 | 20.1 | 21.9 | 25.2 | 27.7 | 31.2 | 35.1 | 34.8 | 30.0 | 24.3 | 18.9 | 15.4 |
| Average temperature (°C) | 11.0 | 14.5 | 15.4 | 18.7 | 21.6 | 25.1 | 28.6 | 28.3 | 24.0 | 18.5 | 13.2 | 10.1 |
| Average night temperature (°C) | 6.7 | 10.1 | 10.0 | 13.2 | 16.5 | 20.1 | 23.4 | 23.3 | 19.0 | 13.6 | 8.9 | 5.9 |
| Absolute minimum temperature (°C) | -2.5 | -0.9 | -1.9 | 7.5 | 8.6 | 17.2 | 21.0 | 19.6 | 15.2 | 7.7 | -0.6 | -2.5 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.1 | 7.4 | 8.3 | 9.3 | 10.5 | 10.7 | 11.5 | 11.3 | 10.0 | 9.0 | 7.0 | 6.5 |
| Precipitation (mm) | 188 | 86 | 108 | 169 | 25 | 170 | 115 | 97 | 24 | 78 | 56 | 86 |
| Sunny days | 15 | 12 | 16 | 14 | 12 | 8 | 10 | 7 | 16 | 25 | 19 | 20 |
| Rainy days | 16 | 16 | 15 | 16 | 19 | 22 | 21 | 24 | 14 | 6 | 11 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Miami Valley during the most sunny months:
The largest precipitation sum in Miami Valley is at