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

75°F

24°C

Humidity 45%
Wind Speed W 17 G 33 mph
Barometer 29.60 in (1002.4 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 11:54 am EDT
Extended Forecast for

Dorchester MA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 82. West wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly clear, with a low around 61. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms then
    Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 83. West wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 83 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 2pm. Partly sunny, with a high near 78. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 60%.

    High: 78 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 2am, then showers likely. Low around 62. Southeast wind 8 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 62 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers before 8am. Mostly sunny, with a high near 82. Northwest wind around 8 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. West wind 3 to 5 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Northwest wind 3 to 6 mph.

    High: 84 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 82. West wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly clear, with a low around 61. West wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 83. West wind 6 to 8 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 61. Calm wind.
Monday
Showers likely, mainly after 2pm. Partly sunny, with a high near 78. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 62. Southeast wind 8 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Tuesday
A chance of showers before 8am. Mostly sunny, with a high near 82. Northwest wind around 8 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 63. West wind 3 to 5 mph.
Wednesday
Sunny, with a high near 84. Northwest wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 64. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 64. South wind 3 to 6 mph.
Friday
A chance of showers. Partly sunny, with a high near 83. Southeast wind 3 to 8 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.27°N 71.06°W (Elev. 3 ft)
Last Update:
4:30 am EDT Jun 20, 2026
Forecast Valid:
12pm EDT Jun 20, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation