S
M
T
W
T
F
S
28
64°
52°
29
66°
52°
30
65°
51°
1
65°
51°
2
64°
52°
3
65°
52°
4
64°
51°
5
65°
52°
6
64°
54°
7
65°
53°
8
66°
53°
9
66°
52°
10
67°
53°
11
66°
53°
12
64°
52°
13
64°
48°
14
66°
53°
15
64°
48°
16
67°
49°
17
67°
54°
18
66°
54°
19
66°
48°
20
67°
54°
21
68°
55°
22
67°
53°
23
66°
50°
24
63°
52°
25
64°
54°
26
65°
54°
27
65°
53°
28
66°
55°
29
68°
55°
30
67°
54°
31
67°
54°
1
66°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Harthill
Harthill's July 2026 forecast shows daily high temperatures ranging from 63° to 68°, with overnight lows between 48° and 55°. The average high for July is 66° with an average low of 52°. 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 Harthill. See also: August | September | October.