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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Chattanooga, TN
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Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
36°
3
37°
4
37°
5
37°
6
35°
7
34°
8
33°
9
34°
10
34°
11
33°
12
33°
13
33°
14
33°
15
33°
16
33°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Wednesday, September 2, 2026
Day
36°
Feels 39
Wind
9 km/h W
Gust
14 km/h
Humidity
37%
P.O.P
10%
Night
24°
Feels 25
Wind
9 km/h S
Gust
14 km/h
Humidity
85%
P.O.P
30%
Historical Averages
Sep 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
September
Average Temperature
High
29°
Feels 30
Low
18°
Feels 18
Average Precipitation
8 Days
Rain amount
77.4mm
Snow amount
0cm