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

65°F

18°C

Humidity 84%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 1 Sep 8:54 pm EDT
Extended Forecast for

Winthrop MA

  • Tonight

    Tonight: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 63. Southeast wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. East wind 8 to 10 mph.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 3am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 63. Southeast wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Patchy fog before 9am. High near 73. South wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 73 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 78. Northwest wind 6 to 8 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. Northwest wind 5 to 8 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Northeast wind around 10 mph.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. North wind 6 to 8 mph.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 63. Southeast wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Partly sunny, with a high near 68. East wind 8 to 10 mph.
Wednesday Night
A chance of showers, mainly after 3am. Patchy fog after 5am. Otherwise, increasing clouds, with a low around 63. Southeast wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Patchy fog before 9am. High near 73. South wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and 1am. Mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 78. Northwest wind 6 to 8 mph.
Friday Night
Mostly clear, with a low around 65. Northwest wind 5 to 8 mph.
Saturday
Mostly sunny, with a high near 69. Northeast wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 62. North wind 6 to 8 mph.
Sunday
Sunny, with a high near 66. North wind 9 to 11 mph.
Sunday Night
Mostly clear, with a low around 60. Southeast wind around 6 mph becoming west after midnight.
Labor Day
Sunny, with a high near 71. West wind 5 to 8 mph becoming south in the afternoon.
Monday Night
Partly cloudy, with a low around 63. Southwest wind around 7 mph.
Tuesday
Mostly sunny, with a high near 71. West wind around 8 mph becoming northeast in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Winthrop MA
 42.37°N 70.98°W (Elev. 3 ft)
Last Update:
4:11 pm EDT Sep 1, 2026
Forecast Valid:
9pm EDT Sep 1, 2026-6pm EDT Sep 8, 2026
 
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Additional Resources

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Chance of Precipitation