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.

Fair

53°F

12°C

Humidity 89%
Wind Speed W 9 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 15 May 10:54 pm EDT
Extended Forecast for

Dorchester MA

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind around 7 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Southwest wind 9 to 14 mph, with gusts as high as 26 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Scattered showers, mainly between midnight and 4am. Partly cloudy, with a low around 59. Southwest wind 14 to 16 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Mostly Clear
    then
    Scattered
    Showers

  • Sunday

    Sunday: Sunny, with a high near 84. West wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming light and variable after midnight.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 76. Calm wind becoming southeast 5 to 9 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Southwest wind 6 to 9 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Southwest wind 7 to 9 mph.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 48. West wind around 7 mph.
Saturday
Sunny, with a high near 76. Southwest wind 9 to 14 mph, with gusts as high as 26 mph.
Saturday Night
Scattered showers, mainly between midnight and 4am. Partly cloudy, with a low around 59. Southwest wind 14 to 16 mph. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 84. West wind 9 to 13 mph, with gusts as high as 24 mph.
Sunday Night
Mostly clear, with a low around 55. Northwest wind 5 to 7 mph becoming light and variable after midnight.
Monday
Mostly sunny, with a high near 76. Calm wind becoming southeast 5 to 9 mph in the morning.
Monday Night
Mostly clear, with a low around 58. Southwest wind 6 to 9 mph.
Tuesday
Sunny, with a high near 89. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 65. Southwest wind 7 to 9 mph.
Wednesday
Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 58. West wind around 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 69. Northwest wind around 7 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 52. Northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 67. Calm wind becoming northeast around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.32°N 71.05°W (Elev. 36 ft)
Last Update:
8:18 pm EDT May 15, 2026
Forecast Valid:
11pm EDT May 15, 2026-6pm EDT May 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation