Best year time to visit Mount Vernon

General weather information about Mount Vernon

Average annual temperature is 19.5 °C

Absolute maximum temperature: 39.2 °C

Absolute minimum temperature: -3.3 °C

Number of sunny days: 175 days

Number of rainy days: 190 days

* Weather data for Mount Vernon 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)	24.0	28.0	28.5	30.7	34.1	37.7	37.5	39.2	35.3	31.3	27.3	24.2
Average daytime temperature (°C)	17.0	20.0	22.3	23.8	29.6	32.8	34.3	36.2	32.1	26.2	19.2	16.1
Average temperature (°C)	11.9	13.9	15.7	17.6	22.5	26.1	27.7	29.3	25.6	19.8	13.4	10.2
Average night temperature (°C)	8.1	9.7	10.9	12.7	17.1	20.8	23.1	24.0	20.2	14.6	9.1	5.8
Absolute minimum temperature (°C)	-1.3	-1.3	-3.3	8.1	9.3	18.6	20.1	19.2	16.0	6.9	0.2	-0.6

The largest precipitation sum in Mount Vernon is at

January — 157(mm)

February — 150(mm)

March — 120(mm)

April — 149(mm)

July — 120(mm)

When is the best time to visit Mount Vernon?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Mount Vernon.

What is the weather like in Mount Vernon?

See average temperature, rainfall and daylight hours for Mount Vernon by month in the table above.

How many sunny days does Mount Vernon have?

The monthly weather statistics above show sunshine and rainfall patterns for Mount Vernon throughout the year.