Massachusetts · NWS BOX office

Weymouth, MA weather

It is 43°F and clear at Boston, Logan International Airport as of Oct 28, 2:05 AM EDT. Overnight: Mostly Clear, low near 39°F. Forecast from the National Weather Service, issued Oct 27, 8:22 PM EDT.

Updated Oct 28, 2:21 AM EDT (snapshot)

Current conditions

Temperature

43°F

Clear · feels like 37°F

Wind

NNW 10 mph

Humidity 52% · dew point 27°F

Pressure · visibility

30.45 inHg

Visibility 10 mi

Observed at Boston, Logan International Airport (KBOS), Oct 28, 2:05 AM EDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Weymouth forecast zone right now.

Around the NWS BOX forecast area

No active alerts in zones served by the BOX office near Weymouth.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in Massachusetts.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Weymouth (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM41°FMostly Clear0%W 5 mph
Wed 3 AM40°FMostly Clear0%NW 5 mph
Wed 4 AM39°FMostly Clear0%NW 5 mph
Wed 5 AM39°FMostly Clear0%NW 5 mph
Wed 6 AM39°FSunny0%NW 5 mph
Wed 7 AM39°FSunny0%NW 6 mph
Wed 8 AM40°FSunny2%NW 6 mph
Wed 9 AM44°FSunny2%W 5 mph
Wed 10 AM47°FSunny2%SW 5 mph
Wed 11 AM50°FPartly Sunny2%S 6 mph
Wed 12 PM52°FMostly Cloudy2%S 6 mph
Wed 1 PM53°FMostly Cloudy2%S 6 mph
Wed 2 PM54°FPartly Sunny2%S 7 mph
Wed 3 PM55°FPartly Sunny3%S 7 mph
Wed 4 PM55°FPartly Sunny3%S 8 mph
Wed 5 PM54°FPartly Sunny3%S 9 mph
Wed 6 PM51°FPartly Cloudy3%S 9 mph
Wed 7 PM47°FMostly Clear2%S 10 mph
Wed 8 PM47°FMostly Clear0%S 10 mph
Wed 9 PM46°FMostly Clear0%S 10 mph
Wed 10 PM46°FPartly Cloudy0%S 9 mph
Wed 11 PM46°FPartly Cloudy0%S 9 mph
Thu 12 AM45°FMostly Clear0%S 9 mph
Thu 1 AM45°FMostly Clear0%SW 9 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Weymouth can differ.

7-day forecast

Overnight

Low 39°F

Mostly clear, with a low around 39. Northwest wind around 5 mph.

Wednesday

High 56°F·Low 44°F

Mostly sunny, with a high near 56. Southwest wind 5 to 9 mph.

Wednesday Night: Mostly clear, with a low around 44. Southwest wind around 10 mph.

Thursday

High 67°F·Low 54°F

Sunny, with a high near 67. Southwest wind around 12 mph.

Thursday Night: Mostly clear, with a low around 54. Southwest wind around 10 mph.

Friday

High 69°F·Low 42°F

Sunny, with a high near 69. West wind 7 to 12 mph.

Friday Night: Mostly clear, with a low around 42. Northwest wind around 8 mph.

Saturday

High 57°F·Low 39°F

Sunny, with a high near 57. Northwest wind 3 to 9 mph.

Saturday Night: Mostly clear, with a low around 39. Northwest wind around 3 mph.

Sunday

High 60°F·Low 47°F

Mostly sunny, with a high near 60. Southwest wind 3 to 7 mph.

Sunday Night: Partly cloudy, with a low around 47. Southwest wind around 6 mph.

Monday

High 64°F·Low 49°F

A chance of rain showers after 7am. Partly sunny, with a high near 64. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 49. West wind 6 to 10 mph. Chance of precipitation is 40%.

Tuesday

High 58°F

A chance of rain showers before 5pm, then a chance of rain. Partly sunny, with a high near 58. Northeast wind 10 to 14 mph.

Nearby cities

Larger cities in the area

Other cities in Norfolk County

See every city we cover in Massachusetts, or check all active alerts.

About this forecast

Forecast office
Weymouth is served by the National Weather Service BOX forecast office, forecast zone MAZ016, county zone MAC021.
Location used
The Census Bureau's internal point for Weymouth (42.2073, -70.9437), in Norfolk County. Population: 60,159 (2024 estimate), number 20 of the 50 Massachusetts cities on this site.
NWS place name
The National Weather Service lists this forecast point as near Weymouth Town, MA.
Radar
Nearest NWS radar: KBOX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/42.2073,-70.9437 (forecast issued Oct 27, 8:22 PM EDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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