S
M
T
W
T
F
S
26
83°
63°
27
82°
58°
28
80°
58°
29
82°
59°
30
84°
61°
31
82°
59°
1
85°
64°
2
86°
60°
3
84°
59°
4
80°
58°
5
81°
62°
6
81°
62°
7
82°
58°
8
80°
58°
9
82°
63°
10
87°
63°
11
83°
62°
12
84°
64°
13
85°
64°
14
85°
63°
15
87°
63°
16
87°
57°
17
80°
58°
18
82°
62°
19
82°
57°
20
79°
55°
21
78°
56°
22
79°
56°
23
85°
59°
24
87°
61°
25
86°
60°
26
85°
55°
27
79°
54°
28
78°
55°
29
78°
55°
30
80°
58°
31
81°
60°
1
83°
60°
2
83°
58°
3
78°
59°
4
83°
59°
5
81°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hamden
Hamden's August 2026 forecast shows daily high temperatures ranging from 78° to 87°, with overnight lows between 54° and 64°. The average high for August is 82° with an average low of 59°. 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 Hamden. See also: September | October | November.