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

69°F

21°C

Humidity 57%
Wind Speed E 15 mph
Barometer 29.90 in (1012.3 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 26 Jul 2:54 pm EDT
Extended Forecast for

Dorchester MA

  • Tonight

    Tonight: Mostly clear, with a low around 57. East wind 5 to 7 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. South wind 3 to 5 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Patchy fog. High near 75. East wind 10 to 14 mph. Chance of precipitation is 80%.

    High: 75 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 63. Northeast wind 11 to 13 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 74. Northeast wind 11 to 14 mph. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 64. North wind around 7 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 57. East wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 81. Calm wind becoming east 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. South wind 3 to 5 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 82. South wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. Patchy fog. High near 75. East wind 10 to 14 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 63. Northeast wind 11 to 13 mph. Chance of precipitation is 80%.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 74. Northeast wind 11 to 14 mph. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 11pm. Mostly cloudy, with a low around 64. North wind around 7 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 81. North wind around 6 mph becoming northeast in the afternoon.
Friday Night
Partly cloudy, with a low around 66. Light and variable wind.
Saturday
Sunny, with a high near 85. Light and variable wind becoming south around 6 mph in the morning.
Saturday Night
Partly cloudy, with a low around 69. Southwest wind around 6 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 85. South wind 5 to 9 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.29°N 71.06°W (Elev. 33 ft)
Last Update:
3:12 pm EDT Jul 26, 2026
Forecast Valid:
3pm EDT Jul 26, 2026-6pm EDT Aug 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation