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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
West Cornwall, CT
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Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
29°
19
32°
20
29°
21
16°
22
18°
23
13°
24
14°
25
18°
26
19°
27
19°
28
20°
29
20°
30
21°
31
20°
Forecast
Monday, May 18, 2026
Day
29°
Feels 29
Wind
18 km/h E
Gust
43 km/h
Humidity
45%
P.O.P
40%
Rain
<1 mm
Night
20°
Feels 20
Wind
17 km/h S
Gust
38 km/h
Humidity
78%
P.O.P
10%
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
May
Average Temperature
High
20°
Feels 21
Low
9°
Feels 7
Average Precipitation
11 Days
Rain amount
78.9mm
Snow amount
0cm