Wilmington, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilmington, a community in Middlesex County, Massachusetts.
Tonight
51°F
Partly Cloudy
Partly cloudy, with a low around 51. Southwest wind around 5 mph.
7-day forecast for Wilmington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Partly Cloudy | 5 mph SW | 4% |
| Wednesday | 77°F | Mostly Sunny | 2 to 9 mph SW | 5% |
| Wednesday Night | 55°F | Partly Cloudy | 7 mph SW | 3% |
| Thursday | 75°F | Mostly Cloudy then Slight Chance Light Rain | 5 to 12 mph SW | 15% |
| Thursday Night | 62°F | Mostly Cloudy then Chance Light Rain | 3 to 8 mph SW | 48% |
| Friday | 70°F | Rain | 5 mph S | 84% |
| Friday Night | 55°F | Rain | 5 mph SE | 84% |
| Saturday | 64°F | Light Rain Likely | 7 mph NW | 74% |
| Saturday Night | 43°F | Chance Light Rain | 5 mph NW | 50% |
| Sunday | 60°F | Chance Light Rain | 5 to 8 mph W | 26% |
| Sunday Night | 38°F | Partly Cloudy | 5 mph W | 11% |
| Monday | 58°F | Mostly Sunny then Slight Chance Light Rain | 6 to 10 mph W | 19% |
| Monday Night | 36°F | Slight Chance Light Rain | 8 mph W | 19% |
| Tuesday | 58°F | Mostly Sunny | 8 to 12 mph SW | 11% |
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 Nov 4, 2026.