S
M
T
W
T
F
S
28
56°
49°
29
57°
49°
30
53°
47°
1
55°
46°
2
55°
47°
3
59°
41°
4
60°
49°
5
61°
51°
6
55°
50°
7
63°
49°
8
63°
49°
9
63°
41°
10
58°
48°
11
59°
52°
12
59°
52°
13
60°
51°
14
60°
51°
15
59°
52°
16
64°
46°
17
63°
44°
18
60°
51°
19
63°
49°
20
66°
44°
21
59°
49°
22
58°
52°
23
56°
52°
24
63°
50°
25
68°
45°
26
62°
51°
27
66°
50°
28
66°
42°
29
65°
50°
30
72°
46°
31
62°
54°
1
65°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Sunnyside
Sunnyside's July 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for July is ° with an average low of °. 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 Sunnyside. See also: August | September | October.