S
M
T
W
T
F
S
30
93°
66°
31
96°
66°
1
97°
70°
2
99°
68°
3
101°
69°
4
103°
71°
5
92°
68°
6
84°
68°
7
87°
60°
8
88°
57°
9
92°
56°
10
97°
71°
11
97°
68°
12
88°
72°
13
91°
71°
14
89°
66°
15
82°
59°
16
87°
55°
17
95°
58°
18
94°
68°
19
87°
69°
20
90°
64°
21
90°
66°
22
77°
61°
23
61°
57°
24
64°
54°
25
74°
44°
26
N/A
27
80°
51°
28
78°
56°
29
81°
59°
30
84°
54°
1
87°
53°
2
90°
53°
3
70°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Halifax
Halifax'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 Halifax. See also: October | November | December.