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Monthly Historical Averages
Garrison, IA
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Daily Historical Averages
April 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
21°
13
26°
14
25°
15
22°
16
24°
17
25°
18
5°
19
10°
20
15°
21
17°
22
19°
23
18°
24
17°
25
16°
26
17°
27
28
29
30
Forecast
Sunday, April 12, 2026
Day
21°
Feels 21
Wind
40 km/h S
Gust
60 km/h
Humidity
73%
P.O.P
60%
Rain
~5 mm
Night
15°
Feels 14
Wind
33 km/h S
Gust
50 km/h
Humidity
100%
P.O.P
70%
Rain
~5 mm
Historical Averages
Apr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
April
Average Temperature
High
15°
Feels 14
Low
4°
Feels 1
Average Precipitation
10 Days
Rain amount
108.4mm
Snow amount
0.9cm