10-day forecast for South Wilton, CT: 56° to 89°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
89°
Best day: Sunday, August 9
68° · 0.25 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1088° / 69°0.02
Morning73°feels 73°
Afternoon86°feels 86°
Evening75°feels 76°
Overnight70°feels 70°
88 °
South Wilton, Monday, 10 August
Light rain. High 88°, low 69°.
Pressure29.97 inHg
Wind3.1 mph SW
Humidity45%
Visibility6.2 mi
Dew point60°
Tue, 1187° / 71°0.02
Morning74°feels 75°
Afternoon85°feels 87°
Evening75°feels 75°
Overnight73°feels 74°
87 °
South Wilton, Tuesday, 11 August
Light rain. High 87°, low 71°.
Pressure29.85 inHg
Wind6.1 mph N
Humidity65%
Visibility6.2 mi
Dew point67°
Wed, 1283° / 66°0
Morning70°feels 70°
Afternoon82°feels 81°
Evening75°feels 75°
Overnight68°feels 68°
83 °
South Wilton, Wednesday, 12 August
Overcast. High 83°, low 66°.
Pressure29.83 inHg
Wind2.2 mph SW
Humidity45%
Visibility6.2 mi
Dew point55°
Thu, 1382° / 66°0.02
Morning72°feels 73°
Afternoon81°feels 83°
Evening78°feels 78°
Overnight72°feels 73°
82 °
South Wilton, Thursday, 13 August
Light rain. High 82°, low 66°.
Pressure29.71 inHg
Wind14.7 mph W
Humidity52%
Visibility6.2 mi
Dew point63°
Fri, 1477° / 61°0
Morning64°feels 63°
Afternoon72°feels 71°
Evening75°feels 74°
Overnight62°feels 61°
77 °
South Wilton, Friday, 14 August
Clear. High 77°, low 61°.
Pressure30.00 inHg
Wind11.4 mph NW
Humidity44%
Visibility—
Dew point47°
Sat, 1576° / 56°0
Morning60°feels 59°
Afternoon71°feels 69°
Evening74°feels 73°
Overnight62°feels 61°
76 °
South Wilton, Saturday, 15 August
Clear. High 76°, low 56°.
Pressure30.12 inHg
Wind13.8 mph N
Humidity43%
Visibility—
Dew point44°
Sun, 1674° / 58°0
Morning63°feels 62°
Afternoon74°feels 73°
Evening72°feels 71°
Overnight67°feels 66°
74 °
South Wilton, Sunday, 16 August
Overcast. High 74°, low 58°.
Pressure30.18 inHg
Wind7.4 mph NW
Humidity37%
Visibility—
Dew point44°
Mon, 1768° / 64°0.25
Morning66°feels 66°
Afternoon65°feels 65°
Evening67°feels 67°
Overnight65°feels 65°
68 °
South Wilton, Monday, 17 August
Light rain. High 68°, low 64°.
Pressure30.00 inHg
Wind10.4 mph N
Humidity93%
Visibility—
Dew point62°
Tue, 1880° / 60°0
Morning64°feels 64°
Afternoon75°feels 74°
Evening78°feels 79°
Overnight67°feels 67°
80 °
South Wilton, Tuesday, 18 August
Overcast. High 80°, low 60°.
Pressure29.97 inHg
Wind9.2 mph N
Humidity53%
Visibility—
Dew point54°
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 Wilton, CT 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.