South Ashburnham, MA Weather & Growing Conditions
Tonight
55°F
Partly Cloudy
Partly cloudy, with a low around 55. Southwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Partly Cloudy | 8 mph SW | 1% |
| Thursday | 66°F | Chance Light Rain | 8 to 13 mph SW | 49% |
| Thursday Night | 58°F | Chance Light Rain | 2 to 9 mph SW | 40% |
| Friday | 66°F | Chance Light Rain | 3 mph SW | 53% |
| Friday Night | 51°F | Chance Light Rain | 1 mph NW | 53% |
| Saturday | 60°F | Chance Light Rain | 5 mph N | 41% |
| Saturday Night | 41°F | Chance Light Rain | 3 to 8 mph NW | 46% |
| Sunday | 53°F | Chance Light Rain | 9 to 13 mph W | 38% |
| Sunday Night | 36°F | Partly Cloudy | 9 mph W | 6% |
| Monday | 50°F | Mostly Sunny | 9 to 14 mph W | 9% |
| Monday Night | 32°F | Partly Cloudy | 8 mph W | 5% |
| Tuesday | 54°F | Sunny | 8 to 13 mph W | 2% |
| Tuesday Night | 32°F | Mostly Clear | 8 mph W | 2% |
| Veterans Day | 50°F | Sunny | 6 to 10 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Ashburnham, MA
Last spring frost
May 5
First fall frost
Oct 7
Growing season
152 days
Hardiness zone
6a
Explore more for South Ashburnham, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Ashburnham N, Ma (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.