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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
De Witt, IA
Content continues below
May
Average Temperature
High
23°
Feels 23
Low
11°
Feels 10
Average Precipitation
12 Days
Rain amount
105.4mm
Snow amount
0cm
Content continues below
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
28°
18
26°
19
22°
20
17°
21
17°
22
19°
23
23°
24
25°
25
25°
26
26°
27
26°
28
26°
29
26°
30
26°
31
24°
Forecast
Sunday, May 17, 2026
Day
28°
Feels 29
Wind
33 km/h S
Gust
50 km/h
Humidity
58%
P.O.P
70%
Rain
~5 mm
Night
22°
Feels 22
Wind
33 km/h S
Gust
50 km/h
Humidity
78%
P.O.P
60%
Rain
2-4 mm
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.