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

79°F

26°C

Humidity 72%
Wind Speed S 10 mph
Barometer 29.92 in (1013.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 1 Aug 7:54 pm EDT
Extended Forecast for

Winthrop MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. Southwest wind around 8 mph.

    Low: 70 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 82. South wind 7 to 13 mph.

    High: 82 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog after 2am. Low around 70. Southeast wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    Showers then
    Heavy Rain
    and Patchy
    Fog

  • Monday

    Monday: Showers and possibly a thunderstorm. Patchy fog before 9am. High near 79. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 69. West wind 6 to 9 mph. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers after 3pm. Mostly sunny, with a high near 79. West wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 20%.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 68. Southwest wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 4pm. Mostly sunny, with a high near 77. South wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. Southwest wind around 8 mph.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 70. Southwest wind around 8 mph.
Sunday
Mostly cloudy, with a high near 82. South wind 7 to 13 mph.
Sunday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog after 2am. Low around 70. Southeast wind 5 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and possibly a thunderstorm. Patchy fog before 9am. High near 79. Southwest wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and thunderstorms likely before 11pm, then a chance of showers. Mostly cloudy, with a low around 69. West wind 6 to 9 mph. Chance of precipitation is 60%.
Tuesday
A slight chance of showers after 3pm. Mostly sunny, with a high near 79. West wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 68. Southwest wind around 6 mph.
Wednesday
A chance of showers after 4pm. Mostly sunny, with a high near 77. South wind 3 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 71. Southwest wind around 8 mph.
Thursday
A chance of showers after 11am. Partly sunny, with a high near 80. Southwest wind 7 to 9 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 72. Southwest wind around 8 mph.
Friday
A chance of showers. Mostly sunny, with a high near 81. Southwest wind around 7 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 72. Southwest wind around 8 mph. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 80. West wind 6 to 9 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Winthrop MA
 42.37°N 70.98°W (Elev. 3 ft)
Last Update:
4:34 pm EDT Aug 1, 2026
Forecast Valid:
7pm EDT Aug 1, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation