S
M
T
W
T
F
S
28
75°
55°
29
73°
57°
30
73°
56°
1
75°
58°
2
75°
57°
3
76°
59°
4
81°
64°
5
80°
62°
6
85°
65°
7
88°
66°
8
88°
66°
9
87°
65°
10
86°
64°
11
74°
56°
12
74°
57°
13
75°
56°
14
74°
56°
15
74°
54°
16
72°
56°
17
75°
57°
18
75°
56°
19
73°
55°
20
71°
57°
21
75°
57°
22
75°
56°
23
74°
58°
24
76°
57°
25
76°
58°
26
77°
57°
27
76°
57°
28
77°
58°
29
77°
59°
30
78°
59°
31
79°
60°
1
79°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Thornton Heath
Thornton Heath's July 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 54° and 66°. The average high for July is 77° 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 July weather will actually feel in Thornton Heath. See also: August | September | October.
