S
M
T
W
T
F
S
30
83°
42°
31
74°
40°
1
70°
49°
2
71°
52°
3
81°
42°
4
78°
38°
5
68°
42°
6
70°
49°
7
77°
41°
8
80°
36°
9
69°
36°
10
65°
37°
11
63°
37°
12
63°
35°
13
64°
39°
14
65°
43°
15
64°
47°
16
69°
42°
17
76°
36°
18
63°
38°
19
61°
43°
20
68°
37°
21
65°
40°
22
66°
35°
23
61°
36°
24
60°
35°
25
65°
40°
26
68°
42°
27
Hist. Avg.
61°
36°
28
Hist. Avg.
62°
37°
29
Hist. Avg.
62°
36°
30
Hist. Avg.
63°
35°
1
Hist. Avg.
62°
36°
2
Hist. Avg.
62°
36°
3
Hist. Avg.
63°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Frobisher
Frobisher's September 2026 forecast shows daily high temperatures ranging from 60° to 83°, with overnight lows between 35° and 52°. The average high for September is 69° with an average low of 40°. 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 Frobisher. See also: October | November | December.