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Monthly
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Current
Hourly
7 Days
14 Days
Weekend
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Cahokia, IL
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April
Average Temperature
High
20°
Feels 20
Low
9°
Feels 7
Average Precipitation
11 Days
Rain amount
124.1mm
Snow amount
0.1cm
Content continues below
Daily Historical Averages
April 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
27°
13
30°
14
31°
15
28°
16
29°
17
32°
18
22°
19
18°
20
21°
21
24°
22
29°
23
28°
24
27°
25
27°
26
27°
27
28
29
30
Forecast
Sunday, April 12, 2026
Day
27°
Feels 27
Wind
26 km/h S
Gust
39 km/h
Humidity
39%
P.O.P
40%
Rain
<1 mm
Night
18°
Feels 18
Wind
23 km/h S
Gust
35 km/h
Humidity
88%
P.O.P
40%
Rain
~1 mm
Historical Averages
Apr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.