Weather · Chelsea
Chelsea forecast & conditions
Current conditions, the 7-day outlook and hour-by-hour details for Chelsea, straight from the National Weather Service. Watches and warnings show up first.
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Climate · a normal year
What a year in Chelsea feels like
Chelsea has chilly winters and warm summers. A typical July afternoon reaches 92°, a January night drops to 26°, and about 8 inches of snow falls in a normal winter.
50° / 29°Winter
70° / 48°Spring
90° / 69°Summer
72° / 49°Fall
How much snow does Chelsea get?About 8 inches a winter.Rain & snow →When is the first frost?Around Nov 1, with the last in spring around Apr 4.Frost dates →Is it warmer than it used to be?+0.4° vs. the 20th century.Then & now →
See Chelsea’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.