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

46°F

8°C

Humidity 35%
Wind Speed NW 15 G 23 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 21 Mar 5:54 pm EDT
Extended Forecast for

Dorchester MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. North wind 5 to 9 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Rain, mainly after 10am. High near 47. South wind 6 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 47 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 3am. Low around 34. North wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Rain

  • Monday

    Monday: A chance of rain and snow showers before 7am, then a chance of snow showers. Cloudy, with a high near 40. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday Night

    Monday Night: A chance of snow showers, mainly before 2am. Mostly cloudy, with a low around 29. Northwest wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Northwest wind around 6 mph becoming west in the afternoon.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. Southwest wind 6 to 8 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 51. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 51 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Southwest wind around 8 mph.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. North wind 5 to 9 mph becoming calm in the evening.
Sunday
Rain, mainly after 10am. High near 47. South wind 6 to 13 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain, mainly before 3am. Low around 34. North wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of rain and snow showers before 7am, then a chance of snow showers. Cloudy, with a high near 40. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers, mainly before 2am. Mostly cloudy, with a low around 29. Northwest wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 44. Northwest wind around 6 mph becoming west in the afternoon.
Tuesday Night
Partly cloudy, with a low around 32. Southwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 51. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 34. Southwest wind around 8 mph.
Thursday
A chance of rain after 10am, mixing with snow after 5pm. Partly sunny, with a high near 51. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 39. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 48. Northwest wind around 11 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 25. Northwest wind around 8 mph.
Saturday
Mostly sunny, with a high near 42. West wind 7 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester MA
 42.32°N 71.08°W (Elev. 62 ft)
Last Update:
6:13 pm EDT Mar 21, 2026
Forecast Valid:
6pm EDT Mar 21, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation