10-day forecast for Cornwall, CT: 31° to 72°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
65°
Best day: Tuesday, October 20
72° · 0.49 in
Worst day: Friday, October 16
Tap any day below to see morning, afternoon, evening and overnight.
Sat, 1752° / 37°0
Morning44°feels 38°
Afternoon50°feels 45°
Evening41°feels 36°
Overnight50°feels 45°
52 °
Cornwall, Saturday, 17 October
Overcast. High 52°, low 37°.
Pressure30.18 inHg
Wind13.6 mph NW
Humidity56%
Visibility6.2 mi
Dew point29°
Sun, 1852° / 31°0
Morning34°feels 29°
Afternoon52°feels 49°
Evening41°feels 41°
Overnight33°feels 33°
52 °
Cornwall, Sunday, 18 October
Clear. High 52°, low 31°.
Pressure30.62 inHg
Wind4.7 mph N
Humidity49%
Visibility6.2 mi
Dew point25°
Mon, 1958° / 34°0
Morning37°feels 31°
Afternoon58°feels 55°
Evening49°feels 46°
Overnight36°feels 33°
58 °
Cornwall, Monday, 19 October
Overcast. High 58°, low 34°.
Pressure30.47 inHg
Wind7.8 mph NE
Humidity43%
Visibility6.2 mi
Dew point30°
Tue, 2065° / 42°0
Morning47°feels 43°
Afternoon58°feels 56°
Evening59°feels 57°
Overnight43°feels 38°
65 °
Cornwall, Tuesday, 20 October
Overcast. High 65°, low 42°.
Pressure30.24 inHg
Wind8.2 mph N
Humidity51%
Visibility—
Dew point37°
Wed, 2159° / 43°0
Morning50°feels 46°
Afternoon54°feels 52°
Evening54°feels 50°
Overnight44°feels 38°
59 °
Cornwall, Wednesday, 21 October
Clear. High 59°, low 43°.
Pressure30.36 inHg
Wind11.4 mph NE
Humidity52%
Visibility—
Dew point36°
Thu, 2253° / 40°0
Morning43°feels 37°
Afternoon49°feels 45°
Evening49°feels 46°
Overnight40°feels 36°
53 °
Cornwall, Thursday, 22 October
Partly cloudy. High 53°, low 40°.
Pressure30.42 inHg
Wind10.7 mph E
Humidity62%
Visibility—
Dew point35°
Fri, 2360° / 38°0
Morning43°feels 38°
Afternoon53°feels 51°
Evening54°feels 51°
Overnight43°feels 40°
60 °
Cornwall, Friday, 23 October
Clear. High 60°, low 38°.
Pressure30.24 inHg
Wind8.8 mph NE
Humidity50%
Visibility—
Dew point33°
Sat, 2463° / 42°0
Morning47°feels 44°
Afternoon58°feels 56°
Evening56°feels 54°
Overnight45°feels 41°
63 °
Cornwall, Saturday, 24 October
Clear. High 63°, low 42°.
Pressure30.36 inHg
Wind9.1 mph NE
Humidity52%
Visibility—
Dew point38°
Sun, 2562° / 43°0
Morning47°feels 44°
Afternoon58°feels 55°
Evening56°feels 54°
Overnight48°feels 44°
62 °
Cornwall, Sunday, 25 October
Clear. High 62°, low 43°.
Pressure30.33 inHg
Wind9.6 mph NE
Humidity41%
Visibility—
Dew point32°
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 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.