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.

Light Drizzle Fog/Mist

44°F

7°C

Humidity 100%
Wind Speed Calm
Barometer 29.90 in (1012.3 mb)
Dewpoint 44°F (7°C)
Visibility 2.00 mi
Last update 19 Apr 3:54 am EDT
Extended Forecast for

Boston MA

  • Overnight

    Overnight: A slight chance of showers after 5am. Patchy dense fog. Otherwise, cloudy, with a low around 45. Light south wind. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    Showers and
    Patchy Dense
    Fog

  • Sunday

    Sunday: Rain and possibly a thunderstorm. Patchy dense fog before noon. High near 57. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 57 °F

    Rain and
    Patchy Dense
    Fog

  • Sunday Night

    Sunday Night: A chance of rain, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 36. West wind 7 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Chance Rain
    then Mostly
    Clear

  • Monday

    Monday: A chance of rain, mainly after 4pm. Increasing clouds, with a high near 51. West wind around 7 mph. Chance of precipitation is 30%.

    High: 51 °F

    Mostly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34. North wind around 6 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 50. North wind around 6 mph becoming east in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. South wind around 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54. South wind 6 to 8 mph.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South wind 5 to 7 mph becoming west after midnight.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers after 5am. Patchy dense fog. Otherwise, cloudy, with a low around 45. Light south wind. Chance of precipitation is 20%.
Sunday
Rain and possibly a thunderstorm. Patchy dense fog before noon. High near 57. Light and variable wind becoming northwest 10 to 15 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of rain, mainly before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 36. West wind 7 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain, mainly after 4pm. Increasing clouds, with a high near 51. West wind around 7 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 34. North wind around 6 mph.
Tuesday
Sunny, with a high near 50. North wind around 6 mph becoming east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38. South wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 54. South wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 42. South wind 5 to 7 mph becoming west after midnight.
Thursday
Partly sunny, with a high near 63. West wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 43. Northwest wind 5 to 7 mph.
Friday
Partly sunny, with a high near 59. North wind 6 to 8 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 42. Southeast wind 5 to 7 mph becoming northwest after midnight.
Saturday
Partly sunny, with a high near 59. Northeast wind 6 to 8 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Boston MA
 42.36°N 71.07°W (Elev. 13 ft)
Last Update:
3:05 am EDT Apr 19, 2026
Forecast Valid:
4am EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
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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