S
M
T
W
T
F
S
30
83°
51°
31
75°
52°
1
76°
51°
2
75°
54°
3
78°
57°
4
78°
49°
5
77°
50°
6
75°
55°
7
79°
52°
8
75°
54°
9
78°
55°
10
79°
54°
11
78°
54°
12
72°
54°
13
75°
55°
14
77°
54°
15
Hist. Avg.
74°
50°
16
Hist. Avg.
73°
50°
17
Hist. Avg.
73°
50°
18
Hist. Avg.
73°
49°
19
Hist. Avg.
72°
49°
20
Hist. Avg.
72°
48°
21
Hist. Avg.
71°
48°
22
Hist. Avg.
71°
48°
23
Hist. Avg.
71°
48°
24
Hist. Avg.
70°
47°
25
Hist. Avg.
70°
47°
26
Hist. Avg.
70°
46°
27
Hist. Avg.
69°
46°
28
Hist. Avg.
69°
46°
29
Hist. Avg.
68°
45°
30
Hist. Avg.
68°
45°
1
Hist. Avg.
68°
45°
2
Hist. Avg.
67°
44°
3
Hist. Avg.
67°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
September Weather in Clearfield
Clearfield's September 2026 forecast shows daily high temperatures ranging from 72° to 83°, with overnight lows between 49° and 57°. The average high for September is 77° with an average low of 53°. 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 Clearfield. See also: October | November | December.