S
M
T
W
T
F
S
30
91°
59°
31
93°
60°
1
89°
61°
2
92°
59°
3
93°
57°
4
97°
64°
5
95°
69°
6
91°
63°
7
100°
69°
8
88°
66°
9
87°
55°
10
87°
59°
11
92°
61°
12
71°
52°
13
81°
53°
14
95°
68°
15
68°
55°
16
84°
49°
17
92°
61°
18
90°
60°
19
82°
60°
20
75°
57°
21
76°
53°
22
79°
54°
23
74°
59°
24
64°
58°
25
65°
58°
26
86°
50°
27
85°
51°
28
78°
61°
29
71°
59°
30
62°
54°
1
68°
47°
2
70°
42°
3
84°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Bethune
Bethune's September 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for September is ° with an average low of °. 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 Bethune. See also: October | November | December.