Wilmington, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilmington, a community in Middlesex County, Massachusetts.
Overnight
46°F
Partly Cloudy
Partly cloudy, with a low around 46. North wind around 5 mph.
7-day forecast for Wilmington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 64°F | Mostly Sunny | 5 mph NE | 0% |
| Saturday Night | 44°F | Partly Cloudy | 1 to 5 mph S | 0% |
| Sunday | 64°F | Mostly Cloudy then Rain Showers | 1 to 6 mph SE | 83% |
| Sunday Night | 54°F | Rain Showers | 2 to 6 mph NE | 83% |
| Monday | 65°F | Chance Rain Showers then Mostly Sunny | 8 mph NE | 28% |
| Monday Night | 50°F | Partly Cloudy | 2 to 7 mph NE | 5% |
| Tuesday | 61°F | Partly Sunny | 7 to 10 mph NE | 5% |
| Tuesday Night | 49°F | Mostly Cloudy | 5 to 8 mph NE | 2% |
| Wednesday | 61°F | Partly Sunny | 8 to 13 mph NE | 5% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 6 to 9 mph NE | 16% |
| Thursday | 60°F | Chance Rain Showers | 8 to 12 mph NE | 28% |
| Thursday Night | 49°F | Chance Rain Showers | 6 to 10 mph NE | 36% |
| Friday | 64°F | Chance Rain Showers | 10 mph N | 36% |
Forecast source: National Weather Service (api.weather.gov) for Wilmington (42.565, -71.165). Updated through the day.
Growing snapshot for Wilmington
Last spring frost
Apr 25
First fall frost
Oct 17
Growing season
174 days
Hardiness zone
6b
More local growing data for Wilmington: nearby ZIP 01887 weather · frost dates · planting calendar · Massachusetts frost dates
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Climate data from the nearest NOAA station, Reading, Ma (3.5 mi from Wilmington). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.