S
M
T
W
T
F
S
26
48°
45°
27
49°
43°
28
50°
38°
29
46°
32°
30
51°
37°
31
51°
45°
1
49°
42°
2
52°
46°
3
48°
45°
4
46°
45°
5
50°
45°
6
48°
44°
7
58°
46°
8
51°
45°
9
52°
46°
10
57°
48°
11
54°
47°
12
53°
48°
13
53°
48°
14
53°
46°
15
50°
44°
16
49°
48°
17
50°
44°
18
50°
46°
19
49°
44°
20
50°
47°
21
52°
43°
22
51°
45°
23
54°
46°
24
53°
47°
25
54°
45°
26
52°
46°
27
50°
44°
28
47°
46°
29
48°
44°
30
47°
45°
31
47°
46°
1
48°
46°
2
47°
45°
3
47°
45°
4
48°
44°
5
47°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in St. George
St. George's August 2026 forecast shows daily high temperatures ranging from 47° to 54°, with overnight lows between 43° and 48°. The average high for August is 50° with an average low of 45°. 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 St. George. See also: September | October | November.
