Average annual temperature is 15 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: -8.8 °C
Number of sunny days: 204
Number of rainy days: 159
Number of snow days: 2
Average annual precipitation: 1047 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) | 17.5 | 22.6 | 23.5 | 27.3 | 30.3 | 34.8 | 35.1 | 36.3 | 32.2 | 30.3 | 25.9 | 18.1 |
| Average daytime temperature (°C) | 9.4 | 12.6 | 14.1 | 20.1 | 24.9 | 29.3 | 30.8 | 29.7 | 27.7 | 21.3 | 14.8 | 10.8 |
| Average temperature (°C) | 5.2 | 6.7 | 8.1 | 13.7 | 19.2 | 23.3 | 25.8 | 24.6 | 22 | 15.9 | 9.3 | 5.8 |
| Average night temperature (°C) | 2 | 2.4 | 3.6 | 8.5 | 14.1 | 17.8 | 21.2 | 20.3 | 17 | 11.7 | 4.5 | 2.3 |
| Absolute minimum temperature (°C) | -7.2 | -8.8 | -5.3 | 1.4 | 6.6 | 12.7 | 16.6 | 14.6 | 12.8 | -1.8 | -4.3 | -6.5 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.3 | 11.3 | 12.6 | 13.7 | 14.6 | 14.8 | 14.8 | 14.1 | 13 | 11.8 | 10.6 | 9.7 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.6 | 10.3 | 11.4 | 12.6 | 13.8 | 14.6 | 14.1 | 13.1 | 11.9 | 10.7 | 9.8 | 9.5 |
| Sunshine mean duration (h) | 5.9 | 7.8 | 7.9 | 10.5 | 11.3 | 12.4 | 11.7 | 10.9 | 10.6 | 8.8 | 8.3 | 6.9 |
| Precipitation (mm) | 182 | 82 | 206 | 82 | 54 | 62 | 77 | 138 | 18 | 70 | 20 | 57 |
| Sunny days | 14 | 17 | 16 | 18 | 17 | 19 | 11 | 16 | 18 | 19 | 24 | 15 |
| Rainy days | 16 | 10 | 15 | 12 | 14 | 11 | 20 | 15 | 12 | 12 | 6 | 16 |
| Snow days | 1 | 1 |
The best time to visit Mount Vernon during the most sunny months:
The largest precipitation sum in Mount Vernon is at