S
M
T
W
T
F
S
30
94°
80°
31
93°
80°
1
94°
79°
2
93°
78°
3
95°
79°
4
95°
76°
5
95°
77°
6
N/A
7
92°
80°
8
93°
79°
9
93°
79°
10
90°
76°
11
85°
76°
12
89°
78°
13
88°
78°
14
91°
79°
15
90°
78°
16
90°
79°
17
89°
78°
18
90°
79°
19
88°
78°
20
88°
78°
21
88°
78°
22
89°
77°
23
88°
78°
24
87°
78°
25
87°
77°
26
86°
79°
27
86°
78°
28
87°
77°
29
87°
78°
30
88°
78°
1
87°
76°
2
88°
78°
3
88°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Phan Thong
Phan Thong's September 2026 forecast shows daily high temperatures ranging from 85° to 93°, with overnight lows between 76° and 80°. The average high for September is 89° with an average low of 78°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how September weather will actually feel in Phan Thong. See also: October | November | December.