S
M
T
W
T
F
S
28
68°
58°
29
N/A
30
67°
57°
1
66°
57°
2
65°
53°
3
68°
58°
4
66°
57°
5
68°
56°
6
70°
59°
7
72°
58°
8
71°
58°
9
75°
58°
10
77°
59°
11
75°
58°
12
70°
56°
13
67°
56°
14
65°
54°
15
64°
53°
16
64°
56°
17
65°
56°
18
66°
55°
19
64°
53°
20
65°
52°
21
68°
57°
22
68°
57°
23
69°
56°
24
70°
58°
25
69°
56°
26
70°
57°
27
69°
57°
28
70°
58°
29
70°
58°
30
71°
57°
31
72°
59°
1
72°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Catterall
Catterall's July 2026 forecast shows daily high temperatures ranging from 64° to 77°, with overnight lows between 52° and 59°. The average high for July is 69° 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 Catterall. See also: August | September | October.