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Precipitation
Temperature
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Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Le Mars, Le Mars Municipal Airport, IA
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September
Average Temperature
High
25°
Feels 25
Low
12°
Feels 12
Average Precipitation
8 Days
Rain amount
54.8mm
Snow amount
0.1cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
35°
4
34°
5
34°
6
30°
7
30°
8
31°
9
30°
10
25°
11
25°
12
27°
13
27°
14
27°
15
26°
16
26°
17
25°
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Thursday, September 3, 2026
Day
35°
Feels 40
Wind
31 km/h S
Gust
47 km/h
Humidity
47%
P.O.P
40%
Rain
~1 mm
Night
23°
Feels 23
Wind
23 km/h S
Gust
35 km/h
Humidity
83%
P.O.P
40%
Rain
<1 mm
Historical Averages
Sep 3
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.