Nantucket, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Nantucket, a community in Nantucket County, Massachusetts.
Today
78°F
Mostly Sunny
Mostly sunny, with a high near 78. Southwest wind 5 to 8 mph.
7-day forecast for Nantucket
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Sunny | 5 to 8 mph SW | 0% |
| Tonight | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 7 mph SE | 22% |
| Wednesday | 79°F | Slight Chance Rain Showers then Mostly Sunny | 2 to 9 mph SW | 23% |
| Wednesday Night | 69°F | Mostly Cloudy | 8 mph SW | 6% |
| Thursday | 80°F | Mostly Sunny | 7 to 13 mph SW | 5% |
| Thursday Night | 70°F | Partly Cloudy | 12 mph SW | 1% |
| Friday | 78°F | Mostly Sunny | 12 to 15 mph SW | 1% |
| Friday Night | 69°F | Partly Cloudy | 10 to 15 mph SW | 13% |
| Saturday | 79°F | Mostly Sunny | 10 to 14 mph SW | 8% |
| Saturday Night | 69°F | Partly Cloudy then Slight Chance Rain Showers | 9 to 13 mph SW | 16% |
| Sunday | 78°F | Slight Chance Rain Showers | 8 to 14 mph SW | 17% |
| Sunday Night | 69°F | Partly Cloudy | 10 to 14 mph SW | 14% |
| Monday | 78°F | Mostly Sunny | 10 to 15 mph SW | 13% |
| Monday Night | 68°F | Partly Cloudy | 15 mph SW | 2% |
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
Nearby towns & communities
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 Aug 4, 2026.