S
M
T
W
T
F
S
30
62°
50°
31
65°
51°
1
60°
48°
2
59°
46°
3
58°
45°
4
58°
45°
5
59°
43°
6
57°
47°
7
58°
47°
8
57°
44°
9
57°
44°
10
56°
43°
11
56°
43°
12
57°
44°
13
56°
43°
14
55°
41°
15
53°
42°
16
55°
44°
17
54°
46°
18
54°
46°
19
55°
43°
20
52°
45°
21
52°
46°
22
Hist. Avg.
55°
42°
23
Hist. Avg.
54°
42°
24
Hist. Avg.
54°
42°
25
Hist. Avg.
53°
42°
26
Hist. Avg.
53°
41°
27
Hist. Avg.
52°
41°
28
Hist. Avg.
52°
40°
29
Hist. Avg.
51°
40°
30
Hist. Avg.
51°
40°
1
Hist. Avg.
50°
39°
2
Hist. Avg.
50°
39°
3
Hist. Avg.
49°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Turnagain Heights
Turnagain Heights's September 2026 forecast shows daily high temperatures ranging from 52° to 65°, with overnight lows between 41° and 51°. The average high for September is 57° with an average low of 45°. 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 Turnagain Heights. See also: October | November | December.