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.

A Few Clouds

66°F

19°C

Humidity 73%
Wind Speed SW 5 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Aug 1:54 am EDT
Extended Forecast for

Dorchester MA

  • Overnight

    Overnight: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. South wind around 9 mph.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.

    High: 91 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 4am. Mostly cloudy, with a low around 62. West wind 5 to 9 mph becoming north after midnight. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 72. Northeast wind around 10 mph, with gusts as high as 22 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. East wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 73. East wind 3 to 8 mph.

    High: 73 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 59. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 61. Calm wind.
Saturday
Sunny, with a high near 84. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 68. South wind around 9 mph.
Sunday
A slight chance of showers after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 10 to 13 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers, mainly before 4am. Mostly cloudy, with a low around 62. West wind 5 to 9 mph becoming north after midnight. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 72. Northeast wind around 10 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 57. East wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 73. East wind 3 to 8 mph.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 59. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 73. East wind 6 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Northeast wind around 7 mph. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 73. Northeast wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 58. Northeast wind around 6 mph becoming west in the evening.
Friday
Sunny, with a high near 82. Northwest wind around 7 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.3°N 71.09°W (Elev. 89 ft)
Last Update:
2:43 am EDT Aug 16, 2025
Forecast Valid:
2am EDT Aug 16, 2025-6pm EDT Aug 22, 2025
 
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