S
M
T
W
T
F
S
28
66°
59°
29
64°
59°
30
66°
59°
1
64°
59°
2
68°
54°
3
66°
52°
4
68°
59°
5
70°
54°
6
75°
54°
7
81°
57°
8
79°
55°
9
79°
57°
10
82°
63°
11
82°
64°
12
81°
66°
13
77°
66°
14
75°
64°
15
77°
64°
16
81°
63°
17
77°
63°
18
73°
61°
19
72°
59°
20
73°
59°
21
73°
57°
22
68°
57°
23
75°
57°
24
74°
59°
25
70°
61°
26
68°
59°
27
70°
59°
28
71°
59°
29
70°
59°
30
68°
58°
31
69°
58°
1
69°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in St Agnes
St Agnes's July 2026 forecast shows daily high temperatures ranging from 68° to 75°, with overnight lows between 57° and 61°. The average high for July is 70° 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 St Agnes. See also: August | September | October.