S
M
T
W
T
F
S
30
68°
51°
31
69°
52°
1
68°
52°
2
71°
53°
3
69°
54°
4
68°
54°
5
66°
52°
6
65°
50°
7
68°
49°
8
65°
54°
9
65°
50°
10
67°
48°
11
64°
53°
12
65°
52°
13
65°
52°
14
64°
53°
15
67°
52°
16
67°
48°
17
67°
50°
18
Hist. Avg.
63°
48°
19
Hist. Avg.
63°
48°
20
Hist. Avg.
63°
48°
21
Hist. Avg.
63°
48°
22
Hist. Avg.
62°
48°
23
Hist. Avg.
62°
48°
24
Hist. Avg.
62°
47°
25
Hist. Avg.
62°
47°
26
Hist. Avg.
62°
47°
27
Hist. Avg.
61°
47°
28
Hist. Avg.
61°
47°
29
Hist. Avg.
61°
47°
30
Hist. Avg.
61°
46°
1
Hist. Avg.
60°
46°
2
Hist. Avg.
60°
46°
3
Hist. Avg.
60°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Longney
Longney's September 2026 forecast shows daily high temperatures ranging from 64° to 71°, with overnight lows between 48° and 54°. The average high for September is 67° with an average low of 52°. 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 Longney. See also: October | November | December.
