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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Appleton / Outagamie, WI
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September
Average Temperature
High
22°
Feels 22
Low
12°
Feels 11
Average Precipitation
9 Days
Rain amount
71.3mm
Snow amount
0cm
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Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
26°
4
26°
5
25°
6
26°
7
26°
8
23°
9
28°
10
24°
11
21°
12
22°
13
23°
14
23°
15
23°
16
22°
17
22°
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Thursday, September 3, 2026
Day
26°
Feels 26
Wind
22 km/h N
Gust
33 km/h
Humidity
79%
P.O.P
100%
Rain
5-10 mm
Night
20°
Feels 20
Wind
27 km/h E
Gust
41 km/h
Humidity
100%
P.O.P
100%
Rain
30-40 mm
Historical Averages
Sep 3
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.