S
M
T
W
T
F
S
28
68°
50°
29
68°
50°
30
68°
48°
1
71°
52°
2
63°
53°
3
72°
54°
4
70°
48°
5
80°
50°
6
83°
52°
7
83°
51°
8
84°
50°
9
86°
52°
10
84°
50°
11
84°
52°
12
85°
52°
13
86°
51°
14
85°
55°
15
87°
54°
16
87°
55°
17
86°
55°
18
87°
54°
19
88°
55°
20
88°
55°
21
87°
54°
22
87°
55°
23
82°
52°
24
81°
51°
25
82°
51°
26
85°
52°
27
88°
54°
28
87°
55°
29
86°
53°
30
88°
55°
31
85°
53°
1
83°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Stuart Island
Stuart Island's July 2026 forecast shows daily high temperatures ranging from 63° to 88°, with overnight lows between 48° and 55°. The average high for July is 83° with an average low of 53°. 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 Stuart Island. See also: August | September | October.