S
M
T
W
T
F
S
26
66°
54°
27
66°
54°
28
67°
53°
29
66°
53°
30
65°
52°
31
65°
54°
1
64°
53°
2
67°
54°
3
67°
54°
4
66°
53°
5
66°
53°
6
65°
52°
7
65°
54°
8
66°
53°
9
67°
53°
10
67°
51°
11
66°
52°
12
66°
53°
13
65°
53°
14
67°
48°
15
65°
51°
16
66°
52°
17
66°
53°
18
64°
52°
19
65°
50°
20
67°
48°
21
64°
51°
22
62°
53°
23
63°
54°
24
67°
51°
25
66°
47°
26
61°
47°
27
62°
48°
28
62°
51°
29
64°
51°
30
65°
52°
31
66°
51°
1
64°
53°
2
62°
54°
3
65°
52°
4
62°
50°
5
61°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Moonstone
Moonstone's August 2026 forecast shows daily high temperatures ranging from 61° to 67°, with overnight lows between 47° and 54°. The average high for August is 65° 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 Moonstone. See also: September | October | November.