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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Carpentersville, IL
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May
Average Temperature
High
21°
Feels 21
Low
10°
Feels 8
Average Precipitation
12 Days
Rain amount
88.3mm
Snow amount
0cm
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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
19
20
16°
21
15°
22
15°
23
21°
24
24°
25
26°
26
27°
27
27°
28
23°
29
23°
30
24°
31
24°
Forecast
Wednesday, May 20, 2026
Day
16°
Feels 15
Wind
24 km/h NE
Gust
36 km/h
Humidity
45%
P.O.P
20%
Night
8°
Feels 5
Wind
22 km/h NE
Gust
33 km/h
Humidity
71%
P.O.P
20%
Historical Averages
May 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.