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