S
M
T
W
T
F
S
28
68°
57°
29
68°
57°
30
66°
55°
1
64°
55°
2
59°
54°
3
70°
57°
4
66°
54°
5
68°
52°
6
73°
52°
7
72°
54°
8
70°
55°
9
72°
54°
10
72°
57°
11
68°
57°
12
66°
54°
13
68°
50°
14
73°
54°
15
75°
58°
16
72°
56°
17
71°
58°
18
74°
58°
19
75°
56°
20
76°
57°
21
75°
56°
22
73°
57°
23
72°
58°
24
74°
57°
25
74°
55°
26
73°
56°
27
73°
57°
28
74°
53°
29
67°
57°
30
65°
55°
31
66°
57°
1
69°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Sucia Island State Park
Sucia Island State Park's July 2026 forecast shows daily high temperatures ranging from 65° to 76°, with overnight lows between 53° and 58°. The average high for July is 72° 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 Sucia Island State Park. See also: August | September | October.