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

49°F

9°C

Humidity 83%
Wind Speed NE 3 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 20 May 11:54 pm EDT
Extended Forecast for

Boston MA

  • Overnight

    Overnight: Cloudy, with a low around 46. Northeast wind 7 to 10 mph.

    Low: 46 °F

    Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 3pm. Cloudy, with a high near 51. Northeast wind 10 to 14 mph. Chance of precipitation is 20%.

    High: 51 °F

    Cloudy then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 10pm, then a chance of rain, mainly after midnight. Cloudy, with a low around 48. East wind around 14 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance Rain

  • Thursday

    Thursday: Rain. The rain could be heavy at times. High near 50. Breezy, with an east wind 16 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 50 °F

    Heavy Rain
    and Breezy

  • Thursday Night

    Thursday Night: Rain. The rain could be heavy at times. Low around 46. Northeast wind 11 to 15 mph, with gusts as high as 44 mph. Chance of precipitation is 100%.

    Low: 46 °F

    Heavy Rain

  • Friday

    Friday: Rain likely before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 56. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 47. West wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 60. West wind 6 to 8 mph. Chance of precipitation is 40%.

    High: 60 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48. West wind around 6 mph.

    Low: 48 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 46. Northeast wind 7 to 10 mph.
Wednesday
A slight chance of showers after 3pm. Cloudy, with a high near 51. Northeast wind 10 to 14 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers before 10pm, then a chance of rain, mainly after midnight. Cloudy, with a low around 48. East wind around 14 mph. Chance of precipitation is 40%.
Thursday
Rain. The rain could be heavy at times. High near 50. Breezy, with an east wind 16 to 20 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday Night
Rain. The rain could be heavy at times. Low around 46. Northeast wind 11 to 15 mph, with gusts as high as 44 mph. Chance of precipitation is 100%.
Friday
Rain likely before 8am, then a chance of showers after 8am. Mostly cloudy, with a high near 56. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 47. West wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 60. West wind 6 to 8 mph. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 48. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 66. Northwest wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 51. West wind around 5 mph.
Memorial Day
Mostly sunny, with a high near 69. Northwest wind 5 to 8 mph becoming northeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 52. South wind around 5 mph becoming light and variable in the evening.
Tuesday
A chance of showers. Partly sunny, with a high near 70. Northwest wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 30%.
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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:
7:15 pm EDT May 20, 2025
Forecast Valid:
12am EDT May 21, 2025-6pm EDT May 27, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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