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

69°F

21°C

Humidity 47%
Wind Speed NW 9 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 7 Sep 11:54 pm EDT
Extended Forecast for

Weymouth MA

  • Overnight

    Overnight: Partly cloudy, with a low around 61. West wind around 8 mph.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 78. West wind around 9 mph becoming northeast in the afternoon.

    High: 78 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. Southeast wind 5 to 7 mph.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. Southeast wind 7 to 14 mph.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 3am. Mostly cloudy, with a low around 68. Breezy, with a south wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A chance of showers, mainly before 11am. Mostly sunny, with a high near 87. Southwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. West wind 7 to 9 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 79. Northwest wind 7 to 9 mph.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Light north wind.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 61. West wind around 8 mph.
Tuesday
Partly sunny, with a high near 78. West wind around 9 mph becoming northeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 62. Southeast wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 79. Southeast wind 7 to 14 mph.
Wednesday Night
A slight chance of showers after 3am. Mostly cloudy, with a low around 68. Breezy, with a south wind 15 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Thursday
A chance of showers, mainly before 11am. Mostly sunny, with a high near 87. Southwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 63. West wind 7 to 9 mph.
Friday
Sunny, with a high near 79. Northwest wind 7 to 9 mph.
Friday Night
Mostly clear, with a low around 57. Light north wind.
Saturday
Sunny, with a high near 77. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 59. South wind around 6 mph.
Sunday
Mostly sunny, with a high near 81. Southwest wind 5 to 11 mph.
Sunday Night
Partly cloudy, with a low around 62. West wind around 8 mph.
Monday
Mostly 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:
Weymouth MA
 42.21°N 70.93°W (Elev. 92 ft)
Last Update:
12:32 am EDT Sep 8, 2026
Forecast Valid:
12am EDT Sep 8, 2026-6pm EDT Sep 14, 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