S
M
T
W
T
F
S
26
91°
71°
27
92°
71°
28
93°
72°
29
90°
69°
30
91°
70°
31
90°
70°
1
90°
68°
2
89°
68°
3
82°
68°
4
83°
67°
5
85°
69°
6
90°
70°
7
91°
70°
8
90°
69°
9
89°
70°
10
89°
69°
11
88°
68°
12
89°
68°
13
89°
69°
14
91°
68°
15
90°
68°
16
90°
65°
17
88°
64°
18
87°
60°
19
81°
58°
20
81°
56°
21
80°
57°
22
80°
57°
23
85°
56°
24
81°
64°
25
86°
63°
26
89°
65°
27
89°
65°
28
90°
66°
29
89°
61°
30
88°
61°
31
83°
63°
1
86°
56°
2
82°
53°
3
78°
59°
4
85°
62°
5
85°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Gardner
Gardner's August 2026 forecast shows daily high temperatures ranging from 78° to 93°, with overnight lows between 53° and 72°. The average high for August is 87° with an average low of 65°. 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 Gardner. See also: September | October | November.