CAMBRIDGE, MA 02139 Weather Forecast & Current Conditions

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02139 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
BOSTON, MA Current Weather
9:54 AM EDT JUN 30, 2026
Few Clouds 75°F
Feels Like:	75°F
Dewpoint:	66°F
Rel. Hum.:	74%
Visibility:	10 miles
Wind:	ESE at 7 mph
Pressure:	30.09 inches
Last 72 hours
Local Area Snow Depth
Massachusetts Current Weather
Massachusetts MOS Forecast Weather

Weather Map

(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

THIS AFTERNOON
Mostly sunny. Highs in the upper 80s. South winds 5 to 10 mph. Gusts up to 20 mph.

TONIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 70s. Southwest winds 10 to 15 mph. Chance of rain 40 percent.

WEDNESDAY
Partly sunny. A chance of showers in the afternoon. Hot with highs in the upper 90s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. Heat index values up to 106 in the afternoon.

WEDNESDAY NIGHT
Mostly cloudy with a chance of showers. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 30 percent. Heat index values up to 103 early in the evening.

THURSDAY
Sunny, hot with highs around 101. West winds 10 to 15 mph. Heat index values up to 110.

THURSDAY NIGHT
Clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.

FRIDAY AND FRIDAY NIGHT
Mostly clear. Hot. Highs around 100. Lows in the mid 70s. Heat index values up to 105.

INDEPENDENCE DAY AND SATURDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms. Hot. Highs in the mid 90s. Lows in the lower 70s. Chance of rain 40 percent.

SUNDAY AND SUNDAY NIGHT
Partly cloudy. Highs in the upper 80s. Lows in the mid 60s.

MONDAY
Partly sunny with a chance of showers. Highs in the mid 80s. Chance of rain 30 percent.

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 PM PDT 6/29/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
30 JUN 2026

2 AM

67°

67°

Clear

0%

0% Thunder
( 0% severe)

SW 6

81%

61°

Low 64°

5 AM

65°

65°

Partly Cloudy

SSW 6

87%

61°

High 90°

8 AM

71°

71°

Partly Cloudy

3%

0% Thunder
( 2% severe)

SSW 6

73%

62°

Partly Cloudy

11 AM

81°

82°

Partly Cloudy

SSE 7

54%

63°

2 PM

85°

86°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 8% severe)

SSE 10

48%

63°

5 PM

85°

86°

Partly Cloudy

S 16

50%

64°

8 PM

79°

81°

Partly Cloudy

20%
RAIN
<.01 in

0% Thunder
( 15% severe)

SSW 15

58%

63°

11 PM

75°

75°

Mostly Cloudy

SSW 14

62%

61°

Wednesday
1 JUL 2026

2 AM

73°

73°

Mostly Cloudy

32%
RAIN
<.01 in

0% Thunder
( 17% severe)

SSW 14

66%

61°

Low 70°

5 AM

72°

72°

Partly Cloudy

SW 15

71%

62°

High 98°

8 AM

77°

79°

Partly Cloudy

3%

0% Thunder
( 7% severe)

WSW 14

64%

64°

Partly Cloudy

11 AM

86°

90°

Mostly Cloudy

SW 13

57%

69°

2 PM

93°

101°

Partly Cloudy

9%

0% Thunder
( 13% severe)

WSW 13

51%

72°

5 PM

95°

104°

Partly Cloudy

WSW 14

48%

72°

8 PM

87°

93°

Partly Cloudy

5%

0% Thunder
( 10% severe)

SW 14

61%

72°

11 PM

82°

86°

Partly Cloudy

SW 13

67%

70°


BOSTON, MA extended weather forecast
Thursday 2 JUL 2026	Friday 3 JUL 2026	Saturday 4 JUL 2026	Sunday 5 JUL 2026	Monday 6 JUL 2026
Low 76°	Low 80°	Low 77°	Low 72°	Low 68°
High 98°	High 100°	High 96°	High 81°	High 82°

Partly Cloudy 40% Rain	Partly Cloudy 5% Rain	Partly Cloudy 26% Rain	Partly Cloudy 44% Rain	Partly Cloudy 20% Rain

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