S
M
T
W
T
F
S
30
63°
53°
31
63°
52°
1
64°
54°
2
63°
52°
3
63°
51°
4
64°
50°
5
62°
52°
6
64°
49°
7
63°
53°
8
65°
51°
9
66°
50°
10
66°
52°
11
61°
53°
12
62°
50°
13
65°
51°
14
65°
48°
15
62°
47°
16
60°
51°
17
63°
51°
18
64°
49°
19
63°
53°
20
64°
54°
21
64°
53°
22
63°
53°
23
62°
50°
24
61°
51°
25
61°
52°
26
60°
50°
27
61°
51°
28
62°
50°
29
62°
48°
30
57°
45°
1
58°
51°
2
59°
48°
3
Hist. Avg.
59°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Leek
Leek's September 2026 forecast shows daily high temperatures ranging from 57° to 66°, with overnight lows between 45° and 54°. The average high for September is 63° with an average low of 51°. 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 Leek. See also: October | November | December.