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Weather in Cornwall-on-Hudson, NY · National Weather Service + NOAA

Cornwall-on-Hudson is warming faster than most towns

Cornwall-on-Hudson has chilly, snowy winters and warm summers. A typical July afternoon reaches 85°, a January night drops to 19°, and about 36 inches of snow falls in a normal winter. Normal November highs come to 52°, and lows to 33°.

Winter 39°/22°Spring 60°/38°Summer 83°/61°Fall 64°/43°
Right now
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Sunrise 6:31 am · sunset 4:47 pm

Getting the latest forecast from the National Weather Service…

What stands out about Cornwall-on-Hudson’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Warming faster than mostThe last 30 years averaged 2.0° warmer than the 1900s, a bigger shift than 95% of U.S. towns.Warmer summers than most of New YorkJuly afternoons average 85°, warmer than 2,048 of 2,223 New York towns.A long growing season204 frost-free days, from Apr 10 to Nov 1.
A normal year

Where today sits in Cornwall-on-Hudson’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
39° / 22°
9 days with an inch or more of snow
Spring
60° / 38°
Last frost around Apr 10
Summer
83° / 61°
18 days reach 90° in a normal year
Fall now
64° / 43°
First frost around Nov 1
Pastthe usual first frost (Nov 1). Last frost next spring: Apr 10
Best months to be outside
MayJunAugSepOct
Highs of 62–84° and lows of 40° or more
How much snow does Cornwall-on-Hudson get?About 36 inches a winter.When is it wettest?October, with 4.5 inches.Is it warmer than it used to be?+2.0° vs. the 20th century.

Weather talk

Road reports, first frosts and storm memories from neighbors in Cornwall-on-Hudson.

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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Cornwall-on-Hudson itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at West Point, NY (4 mi). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.