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.

A Few Clouds

74°F

23°C

Humidity 62%
Wind Speed SW 8 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 Aug 11:54 pm EDT
Extended Forecast for

Winthrop MA

  • Overnight

    Overnight: Mostly clear, with a low around 70. Southwest wind 5 to 7 mph.

    Low: 70 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers after 3pm. Mostly sunny, with a high near 81. Northwest wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 81 °F

    Sunny then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 67. West wind around 5 mph becoming light and variable. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 74. North wind 6 to 10 mph becoming east in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 65. East wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Mostly cloudy, with a high near 73. East wind 8 to 10 mph. Chance of precipitation is 50%.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 68. East wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 76. Northeast wind 5 to 8 mph becoming south in the morning. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 11pm. Mostly cloudy, with a low around 68. West wind around 7 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 70. Southwest wind 5 to 7 mph.
Thursday
A slight chance of showers after 3pm. Mostly sunny, with a high near 81. Northwest wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 67. West wind around 5 mph becoming light and variable. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 74. North wind 6 to 10 mph becoming east in the afternoon.
Friday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 65. East wind 3 to 6 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 73. East wind 8 to 10 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely, mainly between 10pm and midnight. Mostly cloudy, with a low around 68. East wind 5 to 7 mph. Chance of precipitation is 60%.
Sunday
A chance of showers. Partly sunny, with a high near 76. Northeast wind 5 to 8 mph becoming south in the morning. Chance of precipitation is 50%.
Sunday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 68. West wind around 7 mph. Chance of precipitation is 40%.
Monday
Sunny, with a high near 78. West wind 7 to 10 mph.
Monday Night
Mostly clear, with a low around 65. West wind around 8 mph.
Tuesday
Sunny, with a high near 76. Southwest wind around 8 mph.
Tuesday Night
Mostly clear, with a low around 65. West wind around 7 mph.
Wednesday
Sunny, with a high near 77. West wind 6 to 9 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winthrop MA
 42.37°N 70.98°W (Elev. 3 ft)
Last Update:
9:29 pm EDT Aug 19, 2026
Forecast Valid:
12am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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