10-day forecast for West Cornwall, CT: 48° to 85°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
85°
Best day: Sunday, August 9
71° · 0.39 in
Worst day: Tuesday, August 18
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1084° / 64°0.03
Morning69°feels 68°
Afternoon84°feels 84°
Evening72°feels 72°
Overnight64°feels 63°
84 °
West Cornwall, Monday, 10 August
Light rain. High 84°, low 64°.
Pressure29.97 inHg
Wind9.6 mph SW
Humidity47%
Visibility6.2 mi
Dew point60°
Tue, 1182° / 63°0.01
Morning67°feels 68°
Afternoon81°feels 81°
Evening69°feels 69°
Overnight65°feels 66°
82 °
West Cornwall, Tuesday, 11 August
Light rain. High 82°, low 63°.
Pressure29.85 inHg
Wind11.1 mph NW
Humidity46%
Visibility6.2 mi
Dew point57°
Wed, 1274° / 61°0.12
Morning61°feels 62°
Afternoon67°feels 67°
Evening65°feels 65°
Overnight64°feels 64°
74 °
West Cornwall, Wednesday, 12 August
Light rain. High 74°, low 61°.
Pressure29.77 inHg
Wind3.6 mph NE
Humidity92%
Visibility6.2 mi
Dew point60°
Thu, 1377° / 53°0.06
Morning64°feels 64°
Afternoon73°feels 73°
Evening71°feels 71°
Overnight54°feels 54°
77 °
West Cornwall, Thursday, 13 August
Light rain. High 77°, low 53°.
Pressure29.74 inHg
Wind12.4 mph NW
Humidity58%
Visibility—
Dew point56°
Fri, 1469° / 49°0
Morning54°feels 53°
Afternoon66°feels 64°
Evening64°feels 63°
Overnight53°feels 52°
69 °
West Cornwall, Friday, 14 August
Clear. High 69°, low 49°.
Pressure30.00 inHg
Wind9.3 mph NW
Humidity48%
Visibility—
Dew point43°
Sat, 1573° / 49°0
Morning54°feels 53°
Afternoon68°feels 67°
Evening70°feels 69°
Overnight53°feels 51°
73 °
West Cornwall, Saturday, 15 August
Clear. High 73°, low 49°.
Pressure30.09 inHg
Wind14.2 mph NW
Humidity53%
Visibility—
Dew point47°
Sun, 1673° / 48°0
Morning54°feels 53°
Afternoon69°feels 68°
Evening70°feels 69°
Overnight56°feels 54°
73 °
West Cornwall, Sunday, 16 August
Mostly clear. High 73°, low 48°.
Pressure30.21 inHg
Wind8.1 mph NW
Humidity43%
Visibility—
Dew point43°
Mon, 1777° / 53°0.12
Morning59°feels 58°
Afternoon73°feels 73°
Evening74°feels 73°
Overnight60°feels 60°
77 °
West Cornwall, Monday, 17 August
Light rain. High 77°, low 53°.
Pressure30.15 inHg
Wind6.9 mph S
Humidity50%
Visibility—
Dew point51°
Tue, 1871° / 60°0.39
Morning62°feels 63°
Afternoon65°feels 66°
Evening67°feels 68°
Overnight60°feels 60°
71 °
West Cornwall, Tuesday, 18 August
Rain. High 71°, low 60°.
Pressure30.15 inHg
Wind7.8 mph SW
Humidity95%
Visibility—
Dew point62°
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 West Cornwall, 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.