10-day forecast for South Weymouth, MA: 60° to 89°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Sunday, August 9
79° · 0.22 in
Worst day: Sunday, August 16
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1089° / 68°0.01
Morning75°feels 75°
Afternoon86°feels 85°
Evening79°feels 79°
Overnight70°feels 70°
89 °
South Weymouth, Monday, 10 August
Light rain. High 89°, low 68°.
Pressure29.94 inHg
Wind3.4 mph SE
Humidity40%
Visibility6.2 mi
Dew point59°
Tue, 1188° / 69°0
Morning74°feels 74°
Afternoon88°feels 85°
Evening77°feels 77°
Overnight71°feels 72°
88 °
South Weymouth, Tuesday, 11 August
Overcast. High 88°, low 69°.
Pressure29.77 inHg
Wind10.3 mph NW
Humidity40%
Visibility6.2 mi
Dew point58°
Wed, 1282° / 67°0
Morning72°feels 72°
Afternoon75°feels 75°
Evening68°feels 68°
Overnight70°feels 69°
82 °
South Weymouth, Wednesday, 12 August
Overcast. High 82°, low 67°.
Pressure29.80 inHg
Wind3.8 mph NE
Humidity36%
Visibility6.2 mi
Dew point52°
Thu, 1384° / 64°0
Morning70°feels 70°
Afternoon84°feels 82°
Evening81°feels 80°
Overnight67°feels 67°
84 °
South Weymouth, Thursday, 13 August
Clear. High 84°, low 64°.
Pressure29.74 inHg
Wind9.6 mph W
Humidity42%
Visibility6.2 mi
Dew point57°
Fri, 1477° / 63°0
Morning66°feels 64°
Afternoon74°feels 72°
Evening75°feels 74°
Overnight65°feels 64°
77 °
South Weymouth, Friday, 14 August
Overcast. High 77°, low 63°.
Pressure30.03 inHg
Wind12.3 mph NW
Humidity33%
Visibility—
Dew point41°
Sat, 1575° / 60°0
Morning63°feels 62°
Afternoon72°feels 71°
Evening73°feels 72°
Overnight62°feels 61°
75 °
South Weymouth, Saturday, 15 August
Partly cloudy. High 75°, low 60°.
Pressure30.18 inHg
Wind8.3 mph S
Humidity37%
Visibility—
Dew point42°
Sun, 1679° / 61°0.22
Morning66°feels 66°
Afternoon78°feels 78°
Evening72°feels 72°
Overnight70°feels 71°
79 °
South Weymouth, Sunday, 16 August
Rain. High 79°, low 61°.
Pressure30.00 inHg
Wind20.9 mph S
Humidity50%
Visibility—
Dew point56°
Mon, 1774° / 65°0.1
Morning67°feels 67°
Afternoon69°feels 68°
Evening71°feels 71°
Overnight65°feels 65°
74 °
South Weymouth, Monday, 17 August
Light rain. High 74°, low 65°.
Pressure29.80 inHg
Wind14.4 mph NW
Humidity67%
Visibility—
Dew point56°
Tue, 1883° / 61°0
Morning66°feels 66°
Afternoon79°feels 79°
Evening80°feels 80°
Overnight67°feels 67°
83 °
South Weymouth, Tuesday, 18 August
Partly cloudy. High 83°, low 61°.
Pressure30.09 inHg
Wind10 mph S
Humidity43%
Visibility—
Dew point52°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in South Weymouth, MA around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.