Cambridge, MA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Cambridge, a city in Suffolk County, Massachusetts.
Today
85°F
Sunny
Sunny, with a high near 85. West wind around 7 mph.
7-day forecast for Cambridge
| 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) for Cambridge (42.376, -71.119). Updated through the day.
Growing snapshot for Cambridge
Last spring frost
Apr 19
First fall frost
Oct 23
Growing season
185 days
Hardiness zone
6b
More local growing data for Cambridge: nearby ZIP 02163 weather · frost dates · planting calendar · Massachusetts frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jamaica Plain, Ma (4.4 mi from Cambridge). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.