Boston, MA Weather & Growing Conditions
Today
85°F
Sunny
Sunny, with a high near 85. West wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 7 mph W | 0% |
| Tonight | 64°F | Partly Cloudy | 2 to 6 mph SW | 2% |
| Wednesday | 85°F | Mostly Sunny | 2 to 7 mph W | 2% |
| Wednesday Night | 68°F | Partly Cloudy | 6 mph SW | 5% |
| Thursday | 89°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 8 mph SW | 17% |
| Thursday Night | 74°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 8 mph SW | 22% |
| Friday | 91°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 9 mph SW | 21% |
| Friday Night | 73°F | Chance Rain Showers then Partly Cloudy | 3 to 7 mph W | 29% |
| Saturday | 89°F | Mostly Sunny then Chance Rain Showers | 3 to 7 mph W | 32% |
| Saturday Night | 72°F | Chance Rain Showers | 6 mph SW | 43% |
| Sunday | 90°F | Mostly Sunny | 3 to 8 mph W | 12% |
| Sunday Night | 72°F | Mostly Clear | 5 to 8 mph SW | 14% |
| Monday | 90°F | Sunny | 5 to 10 mph SW | 9% |
| Monday Night | 71°F | Mostly Clear | 10 mph W | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Boston, MA
Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
185 days
Hardiness zone
6b
Explore more for Boston, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Jamaica Plain, Ma (3.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.