Weather · Mount Vernon
Mount Vernon forecast & conditions
Current conditions, the 7-day outlook and hour-by-hour details for Mount Vernon, straight from the National Weather Service. Watches and warnings show up first.
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Climate · a normal year
What a year in Mount Vernon feels like
Mount Vernon has chilly winters and warm summers. A typical July afternoon reaches 89°, a January night drops to 24°, and about 12 inches of snow falls in a normal winter.
47° / 26°Winter
67° / 45°Spring
87° / 65°Summer
69° / 46°Fall
How much snow does Mount Vernon get?About 12 inches a winter.Rain & snow →When is the first frost?Around Oct 21, with the last in spring around Apr 14.Frost dates →Is it warmer than it used to be?+0.7° vs. the 20th century.Then & now →
See Mount Vernon’s full climate →
NOAA U.S. Climate Normals, 1991–2020. A normal is a 30-year average, not a forecast.
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Data from the U.S. National Weather Service (weather.gov) — free public data, not modified by TownTapestry. Not a substitute for official warnings; always follow weather.gov and local authorities.