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Nantucket, MA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Nantucket, a community in Nantucket County, Massachusetts.

Today
63°F
Mostly Sunny
Mostly sunny, with a high near 63. Northeast wind 8 to 13 mph, with gusts as high as 26 mph.

7-day forecast for Nantucket

WhenTempForecastWindPrecip
Today 63°F Mostly Sunny 8 to 13 mph NE 0%
Tonight 55°F Partly Cloudy 7 mph E 0%
Sunday 67°F Mostly Cloudy then Chance Rain Showers 7 to 12 mph SE 53%
Sunday Night 57°F Showers And Thunderstorms 7 to 12 mph SE 86%
Monday 66°F Rain Showers Likely 14 to 17 mph N 58%
Monday Night 55°F Mostly Cloudy 12 to 16 mph NE 11%
Tuesday 64°F Mostly Cloudy 17 mph NE 8%
Tuesday Night 55°F Mostly Cloudy 16 to 21 mph NE 9%
Wednesday 64°F Partly Sunny 23 mph NE 9%
Wednesday Night 55°F Chance Rain Showers 22 to 26 mph NE 27%
Thursday 64°F Chance Rain Showers 23 to 28 mph NE 38%
Thursday Night 55°F Chance Rain Showers 22 to 26 mph NE 44%
Friday 65°F Chance Rain Showers 25 to 29 mph NE 44%
Friday Night 55°F Chance Rain Showers 24 to 28 mph NE 45%

Forecast source: National Weather Service (api.weather.gov) for Nantucket (41.271, -70.096). Updated through the day.

Growing snapshot for Nantucket

Last spring frost
Apr 13
First fall frost
Nov 8
Growing season
208 days
Hardiness zone
7b

More local growing data for Nantucket: nearby ZIP 02554 weather · frost dates · planting calendar · Massachusetts frost dates

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Climate data from the nearest NOAA station, Nantucket Mem Ap, Ma (3.2 mi from Nantucket). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.