Average annual temperature is 14.9 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -10.4 °C
Number of sunny days: 200
Number of rainy days: 158
Number of snow days: 7
Average annual precipitation: 1061 mm
Look at detailed online map of Mount Vernon
* Weather data for Mount Vernon 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) | 19.7 | 21.7 | 25.2 | 27.7 | 32.3 | 35.6 | 36.9 | 37.7 | 32.4 | 30 | 25.7 | 17.5 |
| Average daytime temperature (°C) | 8.6 | 11.9 | 13.4 | 20.7 | 25.7 | 30.4 | 31.8 | 30.2 | 27.5 | 20.7 | 14.3 | 10.3 |
| Average temperature (°C) | 4.4 | 5.9 | 7.5 | 13.9 | 19.5 | 23.9 | 26.2 | 24.8 | 21.8 | 15.6 | 8.8 | 5.8 |
| Average night temperature (°C) | 1 | 1.7 | 2.8 | 8.3 | 14.2 | 18.2 | 21.4 | 20.4 | 16.8 | 11.4 | 4.5 | 2.7 |
| Absolute minimum temperature (°C) | -10.4 | -10.3 | -6.6 | 1.1 | 6.6 | 13.6 | 17.5 | 14.4 | 12.4 | -2.3 | -5 | -6 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.3 | 11.3 | 12.6 | 13.8 | 14.6 | 14.8 | 14.8 | 14.1 | 13 | 11.8 | 10.6 | 9.7 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| Daylight minimum duration (h) | 9.6 | 10.3 | 11.3 | 12.6 | 13.8 | 14.7 | 14.2 | 13.1 | 11.9 | 10.6 | 9.7 | 9.5 |
| Sunshine mean duration (h) | 6.1 | 7.9 | 7.6 | 10.2 | 10.8 | 12.6 | 11.9 | 10.4 | 10.3 | 8 | 8.1 | 6.8 |
| Precipitation (mm) | 136 | 70 | 234 | 101 | 53 | 57 | 57 | 137 | 45 | 72 | 22 | 77 |
| Sunny days | 11 | 17 | 13 | 16 | 19 | 16 | 8 | 18 | 19 | 22 | 24 | 17 |
| Rainy days | 15 | 10 | 17 | 14 | 12 | 14 | 23 | 13 | 11 | 9 | 6 | 14 |
| Snow days | 5 | 1 | 1 |
The best time to visit Mount Vernon during the most sunny months:
The largest precipitation sum in Mount Vernon is at