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.

Mostly Cloudy

84°F

29°C

Humidity 41%
Wind Speed S 18 mph
Barometer 29.99 in (1015.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 23 Aug 3:54 pm EDT
Extended Forecast for

Dorchester MA

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind 7 to 13 mph.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. South wind 7 to 13 mph.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 66. South wind 5 to 9 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers before 10pm. Partly cloudy, with a low around 62. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. West wind 7 to 10 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. West wind around 7 mph.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. West wind 6 to 8 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. West wind around 6 mph.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 64. South wind 7 to 13 mph.
Sunday
Mostly sunny, with a high near 81. South wind 7 to 13 mph.
Sunday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 66. South wind 5 to 9 mph. Chance of precipitation is 20%.
Monday
A chance of showers. Partly sunny, with a high near 81. South wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 62. West wind around 6 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 78. West wind 7 to 10 mph.
Tuesday Night
Mostly clear, with a low around 57. West wind around 7 mph.
Wednesday
Mostly sunny, with a high near 75. West wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 56. West wind around 6 mph.
Thursday
Sunny, with a high near 78. West wind 5 to 7 mph.
Thursday Night
Partly cloudy, with a low around 59. Southwest wind around 6 mph.
Friday
Mostly sunny, with a high near 76. West wind around 7 mph.
Friday Night
Partly cloudy, with a low around 57. Southwest wind around 6 mph becoming light and variable after midnight.
Saturday
Mostly sunny, with a high near 74. Light and variable wind becoming northeast around 6 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.29°N 71.06°W (Elev. 33 ft)
Last Update:
3:11 pm EDT Aug 23, 2025
Forecast Valid:
4pm EDT Aug 23, 2025-6pm EDT Aug 30, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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