Brockton, MA Weather & Growing Conditions
Tonight
45°F
Partly Cloudy
Partly cloudy, with a low around 45. Southeast wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 45°F | Partly Cloudy | 1 to 5 mph SE | 0% |
| Sunday | 62°F | Rain Showers | 2 to 7 mph SE | 100% |
| Sunday Night | 53°F | Rain Showers | 5 to 12 mph E | 98% |
| Monday | 65°F | Chance Rain Showers then Partly Sunny | 7 to 10 mph NE | 27% |
| Monday Night | 49°F | Mostly Cloudy | 2 to 7 mph NE | 2% |
| Tuesday | 61°F | Partly Sunny | 7 to 12 mph NE | 2% |
| Tuesday Night | 48°F | Mostly Cloudy | 5 to 9 mph NE | 2% |
| Wednesday | 63°F | Partly Sunny | 9 to 14 mph NE | 2% |
| Wednesday Night | 48°F | Mostly Cloudy then Slight Chance Rain Showers | 7 to 12 mph NE | 16% |
| Thursday | 62°F | Chance Rain Showers | 10 to 15 mph NE | 27% |
| Thursday Night | 49°F | Chance Rain Showers | 13 to 16 mph NE | 37% |
| Friday | 62°F | Chance Rain Showers | 14 to 17 mph NE | 45% |
| Friday Night | 49°F | Chance Rain Showers | 14 to 17 mph N | 45% |
| Saturday | 65°F | Chance Rain Showers | 13 to 16 mph N | 41% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brockton, MA
Last spring frost
Apr 25
First fall frost
Oct 9
Growing season
167 days
Hardiness zone
6b
Explore more for Brockton, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Norwood Mem Ap, Ma (6.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.