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.

Overcast

40°F

4°C

Humidity 70%
Wind Speed SE 8 mph
Barometer 30.16 in (1021.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 10 Jan 3:54 pm EST
Extended Forecast for

Dorchester MA

  • This Afternoon

    This Afternoon: A chance of rain after 5pm. Cloudy, with a high near 44. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 37. East wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Rain

  • Sunday

    Sunday: A chance of rain, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 41. West wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 41 °F

    Chance Rain
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Breezy, with a west wind 14 to 23 mph, with gusts as high as 40 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 38. West wind 9 to 14 mph, with gusts as high as 29 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. Southwest wind 5 to 7 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 43. Southwest wind 6 to 9 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 47. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    High: 47 °F

    Cloudy

Detailed Forecast

This Afternoon
A chance of rain after 5pm. Cloudy, with a high near 44. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 4am. Low around 37. East wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A chance of rain, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 41. West wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 25. Breezy, with a west wind 14 to 23 mph, with gusts as high as 40 mph.
Monday
Mostly sunny, with a high near 38. West wind 9 to 14 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 29. Southwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 43. Southwest wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 35. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.
Wednesday
Cloudy, with a high near 47. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of rain after 7pm. Cloudy, with a low around 31. Southwest wind around 6 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Partly sunny, with a high near 37. West wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 21. Northwest wind around 6 mph.
Friday
Mostly sunny, with a high near 31. Northwest wind 6 to 9 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 21. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.27°N 71.06°W (Elev. 3 ft)
Last Update:
1:42 pm EST Jan 10, 2026
Forecast Valid:
4pm EST Jan 10, 2026-6pm EST Jan 17, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation