S
M
T
W
T
F
S
28
75°
57°
29
70°
54°
30
73°
59°
1
75°
59°
2
73°
55°
3
77°
54°
4
81°
55°
5
81°
59°
6
86°
60°
7
84°
59°
8
87°
63°
9
92°
63°
10
90°
60°
11
86°
60°
12
81°
57°
13
80°
55°
14
79°
56°
15
80°
57°
16
79°
58°
17
80°
58°
18
78°
57°
19
74°
56°
20
70°
53°
21
73°
57°
22
72°
54°
23
72°
53°
24
73°
57°
25
74°
55°
26
73°
54°
27
72°
53°
28
74°
57°
29
73°
57°
30
72°
56°
31
71°
53°
1
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Clapham
Clapham's July 2026 forecast shows daily high temperatures ranging from 70° to 92°, with overnight lows between 53° and 63°. The average high for July is 78° with an average low of 57°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Clapham. See also: August | September | October.