S
M
T
W
T
F
S
26
84°
57°
27
79°
55°
28
78°
53°
29
80°
54°
30
81°
54°
31
79°
55°
1
78°
52°
2
81°
54°
3
83°
56°
4
85°
56°
5
86°
58°
6
85°
59°
7
86°
57°
8
85°
56°
9
85°
56°
10
84°
55°
11
85°
51°
12
77°
51°
13
76°
50°
14
76°
50°
15
77°
49°
16
78°
51°
17
76°
50°
18
75°
49°
19
75°
53°
20
78°
50°
21
79°
52°
22
81°
52°
23
80°
51°
24
80°
51°
25
81°
49°
26
77°
48°
27
74°
47°
28
75°
49°
29
78°
48°
30
75°
50°
31
76°
51°
1
80°
52°
2
79°
48°
3
74°
50°
4
73°
48°
5
71°
47°
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 71° to 86°, with overnight lows between 47° and 59°. The average high for August is 79° 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 Gardner. See also: September | October | November.