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

69°F

21°C

Humidity 87%
Wind Speed SE 7 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 9:54 pm EDT
Extended Forecast for

Boston MA

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69. Light southwest wind.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Light and variable wind becoming north around 6 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. Light and variable wind.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. North wind 5 to 9 mph becoming east in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 9am. Partly sunny, with a high near 75. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 66. Northeast wind 3 to 6 mph. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 67. Calm wind.
Wednesday
Mostly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 69. Light southwest wind.
Thursday
Mostly sunny, with a high near 83. Light and variable wind becoming north around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 65. Light and variable wind.
Friday
Mostly sunny, with a high near 79. North wind 5 to 9 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 65. East wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers after 9am. Partly sunny, with a high near 75. East wind 5 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 66. Northeast wind 3 to 6 mph. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 77. Northeast wind 5 to 8 mph becoming southeast in the afternoon. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph becoming southwest after midnight. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 80. West wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 63. West wind around 7 mph.
Tuesday
Sunny, with a high near 80. West wind 7 to 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Boston MA
 42.36°N 71.07°W (Elev. 13 ft)
Last Update:
9:57 pm EDT Aug 18, 2026
Forecast Valid:
10pm EDT Aug 18, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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