Northborough, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Northborough, a community in Worcester County, Massachusetts.
Tonight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. North wind around 7 mph.
7-day forecast for Northborough
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 47°F | Partly Cloudy | 7 mph N | 0% |
| Saturday | 65°F | Sunny | 1 to 5 mph NE | 0% |
| Saturday Night | 44°F | Partly Cloudy | 3 mph SE | 1% |
| Sunday | 64°F | Rain Showers | 1 to 6 mph SE | 83% |
| Sunday Night | 53°F | Rain Showers | 3 to 8 mph NE | 83% |
| Monday | 65°F | Chance Rain Showers then Partly Sunny | 6 to 9 mph NE | 26% |
| Monday Night | 49°F | Partly Cloudy | 3 to 7 mph NE | 6% |
| Tuesday | 61°F | Mostly Cloudy | 9 mph NE | 7% |
| Tuesday Night | 47°F | Mostly Cloudy | 5 to 9 mph NE | 3% |
| Wednesday | 61°F | Partly Sunny | 9 to 13 mph NE | 7% |
| Wednesday Night | 47°F | Mostly Cloudy then Slight Chance Rain Showers | 7 to 10 mph NE | 20% |
| Thursday | 60°F | Chance Rain Showers | 10 mph NE | 28% |
| Thursday Night | 49°F | Chance Rain Showers | 7 to 10 mph NE | 36% |
| Friday | 64°F | Chance Rain Showers | 10 mph N | 33% |
Forecast source: National Weather Service (api.weather.gov) for Northborough (42.312, -71.648). Updated through the day.
Growing snapshot for Northborough
Last spring frost
Apr 23
First fall frost
Oct 21
Growing season
181 days
Hardiness zone
6b
More local growing data for Northborough: nearby ZIP 01532 weather · frost dates · planting calendar · Massachusetts frost dates
Nearby towns & communities
Athol
Baldwinville
Barre
Brookfield
Clinton
Cordaville
Devens
East Brookfield
East Douglas
Fiskdale
Fitchburg
Gardner
Hopedale
Leominster
Lunenburg
Milford
North Brookfield
Oxford
Petersham
Rutland
South Ashburnham
South Lancaster
Southbridge Town
Spencer
Sturbridge
Upton
Warren
Webster
West Brookfield
West Warren
Climate data from the nearest NOAA station, Worcester Rgnl Ap, Ma (12.2 mi from Northborough). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.