Monomoscoy Island, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Monomoscoy Island, a community in Barnstable County, Massachusetts.
This Afternoon
63°F
Mostly Sunny
Mostly sunny, with a high near 63. Northeast wind around 9 mph.
7-day forecast for Monomoscoy Island
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Mostly Sunny | 9 mph NE | 0% |
| Tonight | 55°F | Partly Cloudy | 6 mph E | 0% |
| Sunday | 66°F | Mostly Cloudy then Rain Showers Likely | 6 to 10 mph SE | 68% |
| Sunday Night | 57°F | Showers And Thunderstorms | 7 to 13 mph SE | 83% |
| Monday | 64°F | Chance Rain Showers then Mostly Cloudy | 13 to 16 mph N | 42% |
| Monday Night | 55°F | Mostly Cloudy | 9 to 13 mph NE | 3% |
| Tuesday | 62°F | Mostly Cloudy | 15 mph NE | 7% |
| Tuesday Night | 55°F | Mostly Cloudy | 15 to 18 mph NE | 4% |
| Wednesday | 63°F | Partly Sunny | 21 mph NE | 6% |
| Wednesday Night | 55°F | Chance Rain Showers | 20 to 24 mph NE | 25% |
| Thursday | 63°F | Chance Rain Showers | 25 mph NE | 37% |
| Thursday Night | 55°F | Chance Rain Showers | 24 mph NE | 42% |
| Friday | 63°F | Chance Rain Showers | 23 to 28 mph N | 42% |
| Friday Night | 55°F | Chance Rain Showers | 26 mph NE | 46% |
Forecast source: National Weather Service (api.weather.gov) for Monomoscoy Island (41.576, -70.499). Updated through the day.
Growing snapshot for Monomoscoy Island
Last spring frost
Apr 26
First fall frost
Oct 26
Growing season
180 days
Hardiness zone
7a
More local growing data for Monomoscoy Island: nearby ZIP 02649 weather · frost dates · planting calendar · Massachusetts frost dates
Nearby towns & communities
Barnstable Town
Bourne
Brewster
Buzzards Bay
Chatham
Dennis
Dennis Port
East Dennis
East Falmouth
East Harwich
East Sandwich
Falmouth
Forestdale
Harwich Center
Harwich Port
Mashpee Neck
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, E Sandwich, Ma (6.8 mi from Monomoscoy Island). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.