Average annual temperature is 11.8 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: -13.7 °C
Number of sunny days: 173 days
Number of rainy days: 179 days
Number of snow days: 13 days
Look at detailed online map of Roann
* Weather data for Roann 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) | 17.1 | 15.4 | 17.1 | 26.4 | 31.3 | 32.6 | 33.4 | 34.1 | 32.2 | 29.2 | 22.2 | 14.9 |
| Average daytime temperature (°C) | 4.7 | 8.3 | 8.8 | 17.1 | 22.5 | 27.2 | 28.6 | 27.2 | 24.8 | 17.8 | 11.0 | 7.6 |
| Average temperature (°C) | 1.1 | 2.2 | 3.3 | 10.3 | 16.1 | 20.8 | 23.1 | 21.9 | 19.3 | 13.0 | 5.5 | 4.0 |
| Average night temperature (°C) | -1.5 | -1.7 | -0.7 | 4.6 | 10.1 | 15.0 | 17.9 | 17.2 | 14.5 | 9.1 | 1.4 | 1.5 |
| Absolute minimum temperature (°C) | -11.7 | -13.7 | -8.1 | -3.1 | 1.1 | 9.6 | 14.1 | 11.2 | 9.4 | -3.9 | -9.3 | -6.6 |
| 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) | 3.1 | 7.5 | 6.3 | 8.9 | 10.2 | 11.2 | 12.2 | 10.4 | 9.6 | 7.0 | 7.2 | 4.0 |
| Precipitation (mm) | 80 | 93 | 134 | 63 | 64 | 63 | 97 | 133 | 27 | 98 | 19 | 60 |
| Sunny days | 10 | 15 | 12 | 15 | 20 | 14 | 9 | 14 | 15 | 12 | 23 | 14 |
| Rainy days | 14 | 11 | 15 | 15 | 11 | 16 | 22 | 17 | 15 | 19 | 7 | 17 |
| Snow days | 7 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Roann during the most sunny months:
The largest precipitation sum in Roann is at