S
M
T
W
T
F
S
28
74°
60°
29
72°
58°
30
70°
57°
1
70°
55°
2
71°
56°
3
62°
50°
4
69°
56°
5
68°
55°
6
69°
55°
7
68°
54°
8
68°
55°
9
64°
53°
10
64°
55°
11
65°
56°
12
67°
56°
13
65°
55°
14
65°
56°
15
68°
56°
16
65°
55°
17
65°
54°
18
69°
56°
19
65°
55°
20
65°
56°
21
66°
55°
22
66°
55°
23
65°
54°
24
65°
52°
25
66°
55°
26
66°
53°
27
67°
56°
28
67°
53°
29
65°
52°
30
67°
52°
31
70°
57°
1
69°
54°
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 62° to 74°, with overnight lows between 50° and 60°. The average high for July is 67° with an average low of 55°. 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.