Leominster, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Leominster, a city in Worcester County, Massachusetts.
Overnight
46°F
Partly Cloudy
Partly cloudy, with a low around 46. North wind around 6 mph.
7-day forecast for Leominster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Partly Cloudy | 6 mph N | 0% |
| Saturday | 65°F | Mostly Sunny | 3 mph NE | 0% |
| Saturday Night | 44°F | Partly Cloudy | 3 mph S | 0% |
| Sunday | 61°F | Slight Chance Rain Showers | 2 to 6 mph SE | 86% |
| Sunday Night | 51°F | Rain Showers | 3 to 8 mph NE | 82% |
| Monday | 64°F | Slight Chance Rain Showers then Partly Sunny | 6 to 9 mph N | 19% |
| Monday Night | 47°F | Partly Cloudy | 3 to 8 mph NE | 5% |
| Tuesday | 59°F | Partly Sunny | 9 mph NE | 5% |
| Tuesday Night | 45°F | Mostly Cloudy | 5 to 9 mph NE | 3% |
| Wednesday | 59°F | Partly Sunny | 13 mph NE | 6% |
| Wednesday Night | 45°F | Mostly Cloudy then Slight Chance Rain Showers | 7 to 10 mph NE | 20% |
| Thursday | 58°F | Chance Rain Showers | 12 mph NE | 28% |
| Thursday Night | 48°F | Chance Rain Showers | 7 to 10 mph NE | 32% |
| Friday | 63°F | Chance Rain Showers | 10 mph N | 33% |
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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Hopedale
Lunenburg
Milford
North Brookfield
Northborough
Oxford
Petersham
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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 Sep 19, 2026.