S
M
T
W
T
F
S
30
63°
55°
31
64°
55°
1
63°
54°
2
63°
53°
3
61°
52°
4
57°
52°
5
61°
53°
6
62°
52°
7
57°
51°
8
58°
53°
9
63°
53°
10
62°
52°
11
62°
53°
12
63°
53°
13
62°
52°
14
56°
44°
15
56°
44°
16
54°
45°
17
55°
44°
18
52°
43°
19
51°
42°
20
52°
40°
21
52°
42°
22
51°
42°
23
54°
45°
24
57°
39°
25
56°
40°
26
50°
46°
27
53°
46°
28
56°
45°
29
55°
46°
30
56°
46°
1
55°
45°
2
55°
43°
3
54°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Twillingate
Twillingate's September 2026 forecast shows daily high temperatures ranging from 50° to 64°, with overnight lows between 38° and 55°. The average high for September is 57° with an average low of 47°. 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 Twillingate. See also: October | November | December.