S
M
T
W
T
F
S
30
75°
55°
31
78°
54°
1
69°
49°
2
72°
56°
3
80°
52°
4
73°
49°
5
72°
43°
6
71°
48°
7
75°
49°
8
76°
44°
9
72°
42°
10
65°
40°
11
65°
44°
12
66°
41°
13
65°
39°
14
63°
37°
15
62°
38°
16
61°
38°
17
61°
36°
18
62°
38°
19
61°
39°
20
62°
39°
21
67°
44°
22
70°
47°
23
70°
37°
24
67°
47°
25
65°
40°
26
67°
35°
27
57°
42°
28
58°
44°
29
57°
40°
30
58°
41°
1
57°
33°
2
59°
38°
3
57°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
September Weather in Upper Red Lake Ut
Upper Red Lake Ut's September 2026 forecast shows daily high temperatures ranging from 57° to 80°, with overnight lows between 33° and 56°. The average high for September is 66° with an average low of 43°. 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 Upper Red Lake Ut. See also: October | November | December.