CAMBRIDGE, MA 02139 Weather Forecast & Current Conditions
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  02139 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

BOSTON, MA
Current Weather
8:54 PM EDT JUL 25, 2025
Scattered Clouds
82°F
Feels Like: 85°F
Dewpoint: 68°F
Rel. Hum.: 63%
Visibility: 10 miles
Wind: NW at 12 mph, gusts to 21
Pressure: 29.91 inches
Last 72 hours

Local Area Snow Depth

Massachusetts Current Weather

Massachusetts MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  02139 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

CAMBRIDGE, MA 02139
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy with a chance of showers and thunderstorms this evening, then mostly clear after midnight. Some thunderstorms may be severe with gusty winds, small hail, frequent lightning, and heavy rainfall. Lows in the upper 60s. North winds 5 to 10 mph. Chance of rain 40 percent.
SATURDAY
Sunny. Not as warm with highs in the lower 80s. Northeast winds around 5 mph, becoming east in the afternoon.
SATURDAY NIGHT
Mostly cloudy. Lows in the mid 60s. South winds 5 to 10 mph.
SUNDAY
Partly sunny with a chance of showers. Highs around 80. Southwest winds 5 to 10 mph. Chance of rain 30 percent.
SUNDAY NIGHT
Partly cloudy with a 30 percent chance of showers. Humid with lows in the upper 60s. Southwest winds around 5 mph.
MONDAY THROUGH TUESDAY NIGHT
Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 100.
WEDNESDAY
Mostly sunny. Hot with highs around 90.
WEDNESDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 30 percent.
THURSDAY THROUGH FRIDAY
Partly cloudy. Highs around 80. Lows in the lower 60s.

  02139 WEATHER SATELLITE LOOPS
Visible Weather Satellite
CAMBRIDGE, MA 02139
Infrared Weather Satellite
CAMBRIDGE, MA 02139
  02139 WEATHER RADAR LOOP
NEXRAD Weather Radar
CAMBRIDGE, MA 02139
 MOS COMPUTER WEATHER FORECAST

BOSTON, MA 3 hourly weather forecast
weather forecast created  5:00 AM PDT  7/25/2025
Friday
25 JUL 2025		 CAMBRIDGE, MA 02139 weather forecast Day 1, 12 hours 2 PM 89° 94° Mostly Cloudy 51%
RAIN
***		 0% Thunder
( 42% severe)		 W   15 52% 69°
High 90° CAMBRIDGE, MA 02139 weather forecast Day 1, 15 hours 5 PM 88° 93° Partly Cloudy WNW   14 54% 69°
Partly Cloudy

Rain Likely

 CAMBRIDGE, MA 02139 weather forecast Day 1, 18 hours 8 PM 83° 86° Partly Cloudy 8%

 0% Thunder
( 10% severe)		 NW   10 61% 68°
CAMBRIDGE, MA 02139 weather forecast Day 1, 21 hours 11 PM 78° 80° Partly Cloudy N   10 69% 67°
Saturday
26 JUL 2025		 CAMBRIDGE, MA 02139 weather forecast Day 2, 0 hours 2 AM 74° 74° Clear 0%

 0% Thunder
( 0% severe)		 N   10 69% 63°
Low 69° CAMBRIDGE, MA 02139 weather forecast Day 2, 3 hours 5 AM 71° 71° Clear N   10 68% 60°
High 80° CAMBRIDGE, MA 02139 weather forecast Day 2, 6 hours 8 AM 73° 73° Partly Cloudy 0%

 0% Thunder
( 0% severe)		 NNE   10 62% 59°

Partly Cloudy



 CAMBRIDGE, MA 02139 weather forecast Day 2, 9 hours 11 AM 76° 78° Partly Cloudy ENE   10 52% 57°
CAMBRIDGE, MA 02139 weather forecast Day 2, 12 hours 2 PM 77° 79° Partly Cloudy 0%

 0% Thunder
( 1% severe)		 E   12 48% 56°
CAMBRIDGE, MA 02139 weather forecast Day 2, 15 hours 5 PM 77° 79° Partly Cloudy ESE   12 47% 55°
CAMBRIDGE, MA 02139 weather forecast Day 2, 18 hours 8 PM 74° 74° Mostly Cloudy 0%

 0% Thunder
( 1% severe)		 SSE   9 53% 56°
CAMBRIDGE, MA 02139 weather forecast Day 2, 21 hours 11 PM 71° 71° Partly Cloudy S   7 61% 57°
Sunday
27 JUL 2025		 CAMBRIDGE, MA 02139 weather forecast Day 3, 0 hours 2 AM 69° 69° Mostly Cloudy 1%

 0% Thunder
( 0% severe)		 SSW   7 68% 58°
Low 66° CAMBRIDGE, MA 02139 weather forecast Day 3, 3 hours 5 AM 68° 68° Mostly Cloudy SSW   6 73% 59°
High 80° CAMBRIDGE, MA 02139 weather forecast Day 3, 6 hours 8 AM 72° 72° Mostly Cloudy 12%
RAIN
<.01 in		 0% Thunder
( 4% severe)		 SSW   7 68% 61°

Mostly Cloudy

Chance of Rain

 CAMBRIDGE, MA 02139 weather forecast Day 3, 9 hours 11 AM 75° 75° Mostly Cloudy SSW   9 64% 62°
CAMBRIDGE, MA 02139 weather forecast Day 3, 15 hours 2 PM 76° 78° Mostly Cloudy 21%
RAIN
.1–.25 in		 0% Thunder
( 11% severe)		 S   12 62% 62°
CAMBRIDGE, MA 02139 weather forecast Day 3, 18 hours 5 PM 77° 79° Mostly Cloudy S   12 62% 63°
CAMBRIDGE, MA 02139 weather forecast Day 3, 21 hours 8 PM 74° 74° Mostly Cloudy     SSW   10 71% 64°

BOSTON, MA extended weather forecast
Monday
28 JUL 2025		 Tuesday
29 JUL 2025		 Wednesday
30 JUL 2025		 Thursday
31 JUL 2025		 Friday
1 AUG 2025
Low 69° Low 72° Low 74° Low 70° Low 63°
High 88° High 88° High 90° High 78° High 80°
CAMBRIDGE, MA 02139 weather forecast Day 4 CAMBRIDGE, MA 02139 weather forecast Day 5 CAMBRIDGE, MA 02139 weather forecast Day 6 CAMBRIDGE, MA 02139 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
13% Rain		 Partly Cloudy
30% Rain		 Partly Cloudy
29% Rain		 Partly Cloudy
28% Rain		 Partly Cloudy
19% Rain
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