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Monthly Historical Averages
Jerseyville, IL
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Daily Historical Averages
April 2026
S
M
T
W
T
F
S
1
2
24°
3
25°
4
13°
5
12°
6
12°
7
7°
8
18°
9
22°
10
19°
11
21°
12
22°
13
15°
14
19°
15
16°
16
19°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Thursday, April 2, 2026
Day
24°
Feels 24
Wind
34 km/h S
Gust
51 km/h
Humidity
63%
P.O.P
100%
Rain
5-10 mm
Night
12°
Feels 12
Wind
32 km/h S
Gust
48 km/h
Humidity
95%
P.O.P
40%
Rain
<1 mm
Historical Averages
Apr 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.