Average annual temperature is 11.5 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: -11.6 °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 Flat Rock
* Weather data for Flat Rock 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) | 15.8 | 19.4 | 17.2 | 26.6 | 29.9 | 30.2 | 31.6 | 31.0 | 31.5 | 28.6 | 19.3 | 16.9 |
| Average daytime temperature (°C) | 5.2 | 8.8 | 8.3 | 16.8 | 20.8 | 24.8 | 27.8 | 26.2 | 24.0 | 17.3 | 10.6 | 8.5 |
| Average temperature (°C) | 1.7 | 2.3 | 3.3 | 10.4 | 14.5 | 19.4 | 22.7 | 21.0 | 18.9 | 13.0 | 5.7 | 4.8 |
| Average night temperature (°C) | -1.3 | -1.9 | -0.4 | 4.8 | 9.0 | 14.4 | 18.3 | 16.6 | 14.8 | 9.5 | 1.9 | 2.2 |
| Absolute minimum temperature (°C) | -11.6 | -11.3 | -7.3 | -2.7 | 1.8 | 9.8 | 14.6 | 11.4 | 8.7 | -2.6 | -7.0 | -4.5 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 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) | 3.0 | 6.9 | 6.6 | 9.0 | 10.8 | 11.0 | 11.7 | 10.5 | 9.2 | 6.5 | 7.0 | 3.7 |
| Precipitation (mm) | 100 | 73 | 132 | 94 | 46 | 117 | 117 | 120 | 33 | 68 | 35 | 71 |
| Sunny days | 9 | 15 | 9 | 12 | 22 | 16 | 7 | 12 | 16 | 12 | 18 | 10 |
| Rainy days | 17 | 11 | 17 | 18 | 9 | 14 | 24 | 19 | 14 | 18 | 10 | 20 |
| Snow days | 5 | 2 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 1 |
The best time to visit Flat Rock during the most sunny months:
The largest precipitation sum in Flat Rock is at