Leominster, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Leominster, a city in Worcester County, Massachusetts.
Today
83°F
Sunny
Sunny, with a high near 83. West wind around 6 mph.
7-day forecast for Leominster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 6 mph W | 0% |
| Tonight | 60°F | Mostly Clear | 5 mph W | 0% |
| Wednesday | 83°F | Mostly Sunny | 2 to 6 mph W | 1% |
| Wednesday Night | 65°F | Partly Cloudy | 5 mph SW | 8% |
| Thursday | 86°F | Mostly Sunny then Chance Rain Showers | 7 mph SW | 32% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 6 mph SW | 43% |
| Friday | 88°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 8 mph W | 21% |
| Friday Night | 68°F | Chance Rain Showers | 6 mph W | 27% |
| Saturday | 86°F | Mostly Sunny then Chance Rain Showers | 6 mph W | 29% |
| Saturday Night | 68°F | Chance Rain Showers then Mostly Cloudy | 5 mph W | 39% |
| Sunday | 86°F | Sunny | 3 to 7 mph W | 11% |
| Sunday Night | 68°F | Mostly Clear | 6 mph SW | 13% |
| Monday | 87°F | Sunny | 5 to 10 mph W | 8% |
| Monday Night | 66°F | Mostly Clear | 6 to 9 mph W | 10% |
Forecast source: National Weather Service (api.weather.gov) for Leominster (42.521, -71.771). Updated through the day.
Growing snapshot for Leominster
Last spring frost
Apr 29
First fall frost
Oct 11
Growing season
164 days
Hardiness zone
6a
More local growing data for Leominster: nearby ZIP 01453 weather · frost dates · planting calendar · Massachusetts frost dates
Nearby towns & communities
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Brookfield
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East Brookfield
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Fiskdale
Fitchburg
Gardner
Hopedale
Lunenburg
Milford
North Brookfield
Northborough
Oxford
Petersham
Rutland
South Ashburnham
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Warren
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Climate data from the nearest NOAA station, Fitchburg Muni Ap, Ma (2.2 mi from Leominster). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.