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7 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Flanagan, IL
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April
Average Temperature
High
17°
Feels 16
Low
5°
Feels 2
Average Precipitation
10 Days
Rain amount
79.3mm
Snow amount
0.2cm
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
13
14
15
16
17
18
10°
19
12°
20
15°
21
24°
22
23°
23
26°
24
23°
25
17°
26
17°
27
16°
28
17°
29
17°
30
17°
Forecast
Saturday, April 18, 2026
Day
10°
Feels 6
Wind
37 km/h NW
Gust
56 km/h
Humidity
43%
P.O.P
40%
Rain
<1 mm
Night
1°
Feels -3
Wind
34 km/h NW
Gust
51 km/h
Humidity
86%
P.O.P
10%
Historical Averages
Apr 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.