S
M
T
W
T
F
S
27
31°
17°
28
30°
19°
29
32°
20°
30
32°
16°
1
30°
17°
2
31°
22°
3
34°
22°
4
33°
21°
5
31°
20°
6
32°
18°
7
28°
17°
8
26°
14°
9
25°
7°
10
24°
2°
11
23°
10°
12
29°
2°
13
29°
0°
14
20°
10°
15
26°
11°
16
27°
12°
17
26°
8°
18
25°
5°
19
23°
3°
20
18°
-3°
21
16°
-4°
22
14°
1°
23
13°
6°
24
20°
3°
25
19°
4°
26
17°
0°
27
18°
-3°
28
9°
-4°
29
5°
1°
30
7°
1°
31
12°
-6°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Umiat
Umiat's October 2026 forecast shows daily high temperatures ranging from 5° to 34°, with overnight lows between -6° and 22°. The average high for October is 23° with an average low of 8°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Umiat. See also: November | December | January.