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

39°F

4°C

Humidity 93%
Wind Speed NW 10 mph
Barometer 29.77 in (1007.9 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 11 Jan 7:54 am EST
Extended Forecast for

Cohasset MA

  • Today

    Today: A slight chance of rain before 2pm. Patchy fog before 2pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Tonight

    Tonight: A chance of rain and snow showers between 8pm and 9pm. Partly cloudy, with a low around 25. Breezy, with a west wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 25 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 38. West wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. Southwest wind around 9 mph.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 43. West wind around 9 mph.

    High: 43 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Cloudy, with a high near 48. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.

    High: 48 °F

    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 8pm. Cloudy, with a low around 32. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 39. Northwest wind 6 to 10 mph. Chance of precipitation is 30%.

    High: 39 °F

    Chance Rain

Detailed Forecast

Today
A slight chance of rain before 2pm. Patchy fog before 2pm. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 43. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
A chance of rain and snow showers between 8pm and 9pm. Partly cloudy, with a low around 25. Breezy, with a west wind 16 to 21 mph, with gusts as high as 37 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
Mostly sunny, with a high near 38. West wind 10 to 18 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 29. Southwest wind around 9 mph.
Tuesday
Sunny, with a high near 43. West wind around 9 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Wednesday
Cloudy, with a high near 48. Southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of rain after 8pm. Cloudy, with a low around 32. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 39. Northwest wind 6 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20. North wind 10 to 13 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 31. Northwest wind 10 to 13 mph.
Friday Night
Mostly cloudy, with a low around 21. West wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 37. West wind 8 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cohasset MA
 42.24°N 70.8°W (Elev. 46 ft)
Last Update:
12:18 am EST Jan 11, 2026
Forecast Valid:
8am EST Jan 11, 2026-6pm EST Jan 17, 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