S
M
T
W
T
F
S
26
64°
54°
27
65°
53°
28
63°
52°
29
63°
54°
30
64°
53°
31
65°
54°
1
66°
52°
2
62°
53°
3
65°
50°
4
65°
54°
5
66°
52°
6
66°
50°
7
65°
50°
8
64°
51°
9
66°
49°
10
67°
50°
11
67°
54°
12
66°
55°
13
65°
54°
14
67°
54°
15
67°
51°
16
65°
52°
17
64°
51°
18
63°
53°
19
64°
51°
20
66°
53°
21
67°
52°
22
66°
51°
23
65°
52°
24
62°
51°
25
63°
51°
26
62°
50°
27
62°
53°
28
64°
52°
29
64°
52°
30
65°
53°
31
63°
52°
1
64°
50°
2
63°
51°
3
62°
50°
4
63°
50°
5
62°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Omagh
Omagh's August 2026 forecast shows daily high temperatures ranging from 62° to 67°, with overnight lows between 49° and 55°. The average high for August is 64° 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 August weather will actually feel in Omagh. See also: September | October | November.