S
M
T
W
T
F
S
26
79°
66°
27
84°
66°
28
82°
67°
29
83°
66°
30
81°
63°
31
77°
61°
1
77°
65°
2
81°
66°
3
84°
67°
4
85°
67°
5
82°
66°
6
81°
66°
7
82°
65°
8
84°
65°
9
84°
59°
10
77°
56°
11
76°
58°
12
77°
59°
13
76°
57°
14
77°
58°
15
77°
63°
16
78°
63°
17
80°
62°
18
77°
58°
19
77°
61°
20
80°
62°
21
81°
65°
22
82°
64°
23
80°
63°
24
82°
60°
25
78°
56°
26
75°
57°
27
75°
63°
28
78°
61°
29
78°
61°
30
79°
62°
31
75°
55°
1
76°
56°
2
75°
53°
3
72°
53°
4
74°
54°
5
76°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hartland
Hartland's August 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 53° and 67°. The average high for August is 79° with an average low of 61°. 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 Hartland. See also: September | October | November.