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7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Kumamoto Airport, 43
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September
Average Temperature
High
26°
Feels 28
Low
17°
Feels 17
Average Precipitation
17 Days
Rain amount
177.7mm
Snow amount
0cm
Content continues below
Daily Historical Averages
September 2026
S
M
T
W
T
F
S
1
2
3
30°
4
27°
5
30°
6
29°
7
31°
8
33°
9
33°
10
32°
11
32°
12
32°
13
32°
14
31°
15
31°
16
31°
17
31°
18
19
20
21
22
23
24
25
26
27
28
29
30
Forecast
Thursday, September 3, 2026
Day
30°
Feels 32
Wind
16 km/h E
Gust
23 km/h
Humidity
55%
P.O.P
100%
Rain
~15 mm
Night
24°
Feels 24
Wind
16 km/h NE
Gust
25 km/h
Humidity
88%
P.O.P
90%
Rain
2-4 mm
Historical Averages
Sep 3
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.