Average annual temperature is 14.3 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -8.4 °C
Number of sunny days: 184
Number of rainy days: 179
Number of snow days: 2
Average annual precipitation: 1021 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) | 18.8 | 23.8 | 24.3 | 28.1 | 28.4 | 31.8 | 35.9 | 37.2 | 34.3 | 29.8 | 26 | 18.5 |
| Average daytime temperature (°C) | 10.4 | 13.7 | 14.3 | 19.8 | 23.9 | 27.5 | 30.5 | 29.3 | 27.6 | 21 | 14.9 | 11.2 |
| Average temperature (°C) | 5.7 | 7.7 | 7.9 | 13.2 | 17.5 | 21 | 24.4 | 23.5 | 21 | 15.2 | 8.6 | 5.9 |
| Average night temperature (°C) | 2.3 | 3.1 | 3.2 | 7.8 | 12.2 | 15.6 | 19.6 | 18.6 | 15.6 | 10.6 | 4.2 | 2.3 |
| Absolute minimum temperature (°C) | -5.4 | -6.9 | -8.4 | 0.7 | 3.4 | 9.8 | 15.5 | 12.7 | 12 | 2.4 | -5.6 | -6.4 |
| 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 | 14.7 | 14.7 | 14.1 | 13 | 11.8 | 10.6 | 9.8 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.6 | 10.3 | 11.4 | 12.6 | 13.7 | 14.6 | 14.1 | 13 | 11.9 | 10.7 | 9.8 | 9.6 |
| Sunshine mean duration (h) | 5.9 | 7 | 8.3 | 10.2 | 10.2 | 10.8 | 11.3 | 10.6 | 10.4 | 8 | 7.6 | 6.3 |
| Precipitation (mm) | 145 | 95 | 100 | 63 | 82 | 125 | 63 | 86 | 85 | 47 | 34 | 95 |
| Sunny days | 11 | 13 | 20 | 17 | 16 | 15 | 9 | 14 | 16 | 18 | 21 | 14 |
| Rainy days | 19 | 14 | 11 | 13 | 15 | 15 | 22 | 17 | 14 | 13 | 9 | 17 |
| 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