S
M
T
W
T
F
S
26
76°
51°
27
75°
51°
28
75°
50°
29
76°
51°
30
78°
54°
31
80°
57°
1
81°
56°
2
82°
56°
3
81°
55°
4
81°
57°
5
80°
52°
6
78°
52°
7
78°
54°
8
79°
53°
9
73°
55°
10
74°
54°
11
79°
55°
12
78°
51°
13
78°
53°
14
73°
51°
15
72°
51°
16
72°
49°
17
71°
48°
18
70°
47°
19
71°
46°
20
72°
48°
21
72°
54°
22
77°
55°
23
77°
55°
24
74°
54°
25
75°
53°
26
75°
51°
27
76°
52°
28
77°
53°
29
76°
52°
30
76°
53°
31
77°
52°
1
75°
50°
2
70°
46°
3
69°
43°
4
Hist. Avg.
77°
46°
5
Hist. Avg.
77°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Happy Jack
Happy Jack's August 2026 forecast shows daily high temperatures ranging from 69° to 82°, with overnight lows between 43° and 57°. The average high for August is 76° 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 Happy Jack. See also: September | October | November.