S
M
T
W
T
F
S
26
81°
57°
27
80°
59°
28
80°
59°
29
81°
62°
30
80°
62°
31
80°
63°
1
81°
62°
2
80°
60°
3
79°
60°
4
79°
58°
5
80°
57°
6
80°
58°
7
81°
59°
8
81°
59°
9
80°
58°
10
79°
57°
11
81°
58°
12
79°
57°
13
78°
56°
14
77°
56°
15
78°
57°
16
80°
56°
17
84°
58°
18
84°
58°
19
83°
62°
20
83°
62°
21
81°
61°
22
84°
61°
23
84°
54°
24
77°
59°
25
77°
63°
26
82°
57°
27
83°
55°
28
79°
61°
29
77°
62°
30
82°
53°
31
80°
52°
1
75°
51°
2
78°
61°
3
82°
61°
4
Hist. Avg.
78°
58°
5
Hist. Avg.
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Hampshire
Hampshire's August 2026 forecast shows daily high temperatures ranging from 75° to 84°, with overnight lows between 51° and 63°. The average high for August is 80° 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 Hampshire. See also: September | October | November.