East Dennis, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for East Dennis, a community in Barnstable County, Massachusetts.
Today
69°F
Sunny
Sunny. High near 69, with temperatures falling to around 60 in the afternoon. Southwest wind around 12 mph, with gusts as high as 25 mph.
7-day forecast for East Dennis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Sunny | 12 mph SW | 4% |
| Tonight | 57°F | Partly Cloudy then Patchy Fog | 8 mph SW | 3% |
| Thursday | 68°F | Patchy Fog then Partly Sunny | 7 to 12 mph SW | 2% |
| Thursday Night | 59°F | Light Rain Likely | 9 mph SW | 59% |
| Friday | 66°F | Light Rain | 10 mph S | 94% |
| Friday Night | 55°F | Light Rain | 8 mph S | 96% |
| Saturday | 62°F | Light Rain | 9 mph S | 88% |
| Saturday Night | 47°F | Slight Chance T-storms | 7 to 10 mph W | 22% |
| Sunday | 57°F | Slight Chance Light Rain then Mostly Sunny | 8 to 12 mph W | 18% |
| Sunday Night | 44°F | Partly Cloudy | 7 to 10 mph W | 10% |
| Monday | 56°F | Chance Light Rain | 10 to 14 mph W | 30% |
| Monday Night | 41°F | Slight Chance Light Rain then Partly Cloudy | 12 mph W | 24% |
| Tuesday | 56°F | Sunny | 15 mph W | 7% |
| Tuesday Night | 41°F | Mostly Clear | 13 mph W | 5% |
Forecast source: National Weather Service (api.weather.gov) for East Dennis (41.735, -70.157). Updated through the day.
Growing snapshot for East Dennis
Last spring frost
Apr 13
First fall frost
Nov 3
Growing season
204 days
Hardiness zone
7b
More local growing data for East Dennis: nearby ZIP 02641 weather · frost dates · planting calendar · Massachusetts frost dates
Nearby towns & communities
Barnstable Town
Bourne
Brewster
Buzzards Bay
Chatham
Dennis
Dennis Port
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
Pocasset
Popponesset
Popponesset Island
Provincetown
Sagamore
Sandwich
Seabrook
Seconsett Island
Climate data from the nearest NOAA station, W Harwich, Ma (6.6 mi from East Dennis). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.