Best year time to visit Mount Vernon

General weather information about Mount Vernon

Average annual temperature is 19.3 °C

Absolute maximum temperature: 41.5 °C

Absolute minimum temperature: -3.7 °C

Number of sunny days: 206

Number of rainy days: 159

Number of snow days:

Average annual precipitation: 1228 mm

Look at detailed online map of Mount Vernon

* Weather data for Mount Vernon United States is based on climate observations for 2023 year

Mount Vernon air temperature forecast for each month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Absolute maximum temperature (°C) 23.6 25.7 26.7 29 31.6 38.9 38.8 41.5 39.6 32.3 27.4 22.9
Average daytime temperature (°C) 14.7 16.4 20 22.3 28.1 34 35.4 38.2 32.7 24.8 18.3 14.8
Average temperature (°C) 10.1 10.6 14.4 16.5 22.3 27.2 29.4 31.8 26.7 19.4 13 9.7
Average night temperature (°C) 6.3 6.4 10.2 11.9 17.4 21.9 24.7 26.2 21.5 15.2 8.8 5.5
Absolute minimum temperature (°C) -2.5 -3.7 -1.7 6.1 8.9 18.3 20.4 20 17.7 0.7 -2 -1.5

Mount Vernon monthly weather indicators

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daylight maximum duration (h) 10.6 11.4 12.5 13.5 14.2 14.4 14.3 13.8 12.9 11.9 10.9 10.1
Daylight mean duration (h) 10.2 11 12 13 13.9 14.3 14.1 13.4 12.4 11.4 10.5 10
Daylight minimum duration (h) 10 10.6 11.5 12.5 13.5 14.2 13.8 12.9 11.9 10.9 10.1 10
Sunshine mean duration (h) 6.9 7.6 8.1 8.6 10.5 11.5 11.8 12.2 10.4 8.1 8 7.6
Precipitation (mm) 97 173 147 124 102 73 88 6 87 203 59 69
Sunny days 19 11 12 13 14 15 17 24 18 20 22 21
Rainy days 12 17 19 17 17 15 14 7 12 11 8 10

Mount Vernon - weather forecast by months

January February March April May June July August September October November December

Best time to visit Mount Vernon:

The best time to visit Mount Vernon during the most sunny months:

  • July — 11.8(h)
  • August — 12.2(h)

The largest precipitation sum in Mount Vernon is at

  • February — 173(mm)
  • March — 147(mm)
  • October — 203(mm)

Weather forecast in the closest to Mount Vernon admin centers