Northborough, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Northborough, a community in Worcester County, Massachusetts.
Today
83°F
Sunny
Sunny, with a high near 83. West wind around 5 mph.
7-day forecast for Northborough
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 5 mph W | 0% |
| Tonight | 61°F | Partly Cloudy | 5 mph SW | 1% |
| Wednesday | 83°F | Mostly Sunny | 2 to 6 mph W | 2% |
| Wednesday Night | 66°F | Partly Cloudy | 5 mph SW | 6% |
| Thursday | 87°F | Mostly Sunny then Chance Rain Showers | 3 to 7 mph SW | 28% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 6 mph SW | 37% |
| Friday | 89°F | Mostly Sunny then Slight Chance Rain Showers | 7 mph SW | 22% |
| Friday Night | 69°F | Chance Rain Showers then Partly Cloudy | 6 mph W | 30% |
| Saturday | 87°F | Partly Sunny then Chance Rain Showers | 6 mph W | 31% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 5 mph W | 42% |
| Sunday | 87°F | Mostly Sunny | 3 to 7 mph W | 12% |
| Sunday Night | 69°F | Mostly Clear | 6 mph SW | 14% |
| Monday | 88°F | Sunny | 5 to 9 mph W | 10% |
| Monday Night | 67°F | Mostly Clear | 5 to 8 mph W | 12% |
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
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Fiskdale
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Gardner
Hopedale
Leominster
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Milford
North Brookfield
Oxford
Petersham
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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 Aug 4, 2026.