National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Partly Cloudy

79°F

26°C

Humidity 65%
Wind Speed E 15 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 1 Aug 12:54 pm EDT
Extended Forecast for

Cambridge MA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 87. East wind 5 to 7 mph.

    High: 87 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 69. Southwest wind around 7 mph.

    Low: 69 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 86. South wind 6 to 11 mph.

    High: 86 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Slight Chance
    T-storms then
    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. Patchy fog before 9am. High near 84. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.

    High: 84 °F

    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 69. Southwest wind 5 to 8 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly sunny, with a high near 84. Northwest wind 5 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 30%.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 7pm. Partly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. South wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 87. East wind 5 to 7 mph.
Tonight
Mostly cloudy, with a low around 69. Southwest wind around 7 mph.
Sunday
Mostly cloudy, with a high near 86. South wind 6 to 11 mph.
Sunday Night
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 69. Southeast wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers, with thunderstorms also possible after 11am. Patchy fog before 9am. High near 84. Southwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly cloudy, with a low around 69. Southwest wind 5 to 8 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 84. Northwest wind 5 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 7pm. Partly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. South wind 3 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 88. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 72. Southwest wind around 6 mph.
Friday
A chance of showers. Mostly sunny and hot, with a high near 90. West wind 5 to 8 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cambridge MA
 42.37°N 71.1°W (Elev. 10 ft)
Last Update:
12:40 pm EDT Aug 1, 2026
Forecast Valid:
1pm EDT Aug 1, 2026-6pm EDT Aug 7, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation