Seabrook, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seabrook, a community in Barnstable County, Massachusetts.
Today
79°F
Partly Sunny
Partly sunny, with a high near 79. Southwest wind 3 to 8 mph.
7-day forecast for Seabrook
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Partly Sunny | 3 to 8 mph SW | 0% |
| Tonight | 67°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 7 mph W | 16% |
| Wednesday | 78°F | Slight Chance Rain Showers then Mostly Sunny | 2 to 9 mph NW | 17% |
| Wednesday Night | 70°F | Mostly Cloudy | 8 mph SW | 7% |
| Thursday | 80°F | Mostly Sunny | 6 to 13 mph SW | 6% |
| Thursday Night | 72°F | Partly Cloudy | 9 to 13 mph SW | 4% |
| Friday | 80°F | Mostly Sunny | 9 to 14 mph SW | 3% |
| Friday Night | 72°F | Partly Cloudy | 6 to 13 mph SW | 8% |
| Saturday | 80°F | Mostly Sunny | 6 to 12 mph SW | 9% |
| Saturday Night | 72°F | Partly Cloudy | 6 to 10 mph SW | 12% |
| Sunday | 80°F | Mostly Sunny | 6 to 13 mph SW | 11% |
| Sunday Night | 71°F | Partly Cloudy | 8 to 13 mph SW | 8% |
| Monday | 79°F | Mostly Sunny | 8 to 14 mph SW | 8% |
| Monday Night | 70°F | Partly Cloudy | 14 mph SW | 7% |
Forecast source: National Weather Service (api.weather.gov) for Seabrook (41.585, -70.498). Updated through the day.
Growing snapshot for Seabrook
Last spring frost
Apr 26
First fall frost
Oct 26
Growing season
180 days
Hardiness zone
7a
More local growing data for Seabrook: nearby ZIP 02649 weather · frost dates · planting calendar · Massachusetts frost dates
Nearby towns & communities
Barnstable Town
Bourne
Brewster
Buzzards Bay
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Dennis Port
East Dennis
East Falmouth
East Harwich
East Sandwich
Falmouth
Forestdale
Harwich Center
Harwich Port
Mashpee Neck
Monomoscoy Island
Monument Beach
New Seabury
North Eastham
North Falmouth
Northwest Harwich
Orleans
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Popponesset
Popponesset Island
Provincetown
Sagamore
Sandwich
Seconsett Island
Climate data from the nearest NOAA station, E Sandwich, Ma (6.8 mi from Seabrook). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.