S
M
T
W
T
F
S
30
78°
53°
31
70°
50°
1
70°
51°
2
69°
58°
3
75°
50°
4
74°
50°
5
70°
55°
6
69°
58°
7
76°
57°
8
77°
58°
9
76°
56°
10
75°
54°
11
68°
56°
12
68°
55°
13
76°
53°
14
64°
47°
15
64°
45°
16
Hist. Avg.
70°
51°
17
Hist. Avg.
70°
51°
18
Hist. Avg.
69°
50°
19
Hist. Avg.
69°
50°
20
Hist. Avg.
68°
50°
21
Hist. Avg.
68°
49°
22
Hist. Avg.
68°
49°
23
Hist. Avg.
67°
49°
24
Hist. Avg.
67°
48°
25
Hist. Avg.
66°
48°
26
Hist. Avg.
66°
48°
27
Hist. Avg.
66°
47°
28
Hist. Avg.
65°
47°
29
Hist. Avg.
65°
47°
30
Hist. Avg.
65°
46°
1
Hist. Avg.
64°
46°
2
Hist. Avg.
64°
46°
3
Hist. Avg.
63°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Port Franks
Port Franks's September 2026 forecast shows daily high temperatures ranging from 64° to 78°, with overnight lows between 45° and 58°. The average high for September is 72° with an average low of 53°. 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 Port Franks. See also: October | November | December.
