Average annual temperature is 20.6 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: -2.1 °C
Number of sunny days: 179 days
Number of rainy days: 186 days
Look at detailed online map of Dearborn
* Weather data for Dearborn 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) | 25.0 | 28.1 | 28.1 | 29.8 | 32.7 | 37.9 | 38.6 | 40.1 | 36.3 | 32.3 | 28.6 | 25.3 |
| Average daytime temperature (°C) | 17.7 | 19.7 | 22.7 | 24.0 | 29.7 | 33.9 | 35.6 | 37.6 | 32.9 | 27.1 | 19.9 | 17.1 |
| Average temperature (°C) | 12.5 | 13.7 | 16.5 | 18.4 | 23.5 | 27.5 | 29.7 | 31.4 | 26.7 | 20.9 | 14.2 | 11.2 |
| Average night temperature (°C) | 8.7 | 9.5 | 11.8 | 13.7 | 18.4 | 22.2 | 25.0 | 26.0 | 21.5 | 15.7 | 10.1 | 6.7 |
| Absolute minimum temperature (°C) | -1.3 | -0.2 | -2.1 | 9.1 | 11.3 | 19.7 | 21.8 | 20.4 | 17.0 | 6.8 | 1.5 | -1.4 |
| 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 | 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 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| 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) | 6.4 | 7.6 | 8.6 | 8.4 | 11.1 | 12.0 | 11.6 | 11.8 | 11.0 | 8.8 | 6.4 | 8.0 |
| Precipitation (mm) | 203 | 132 | 109 | 199 | 67 | 168 | 58 | 15 | 25 | 31 | 47 | 105 |
| Sunny days | 12 | 9 | 13 | 13 | 11 | 6 | 14 | 21 | 17 | 21 | 20 | 22 |
| Rainy days | 19 | 19 | 18 | 17 | 20 | 24 | 17 | 10 | 13 | 10 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Dearborn during the most sunny months:
The largest precipitation sum in Dearborn is at