S
M
T
W
T
F
S
28
81°
75°
29
80°
74°
30
81°
74°
1
81°
75°
2
82°
74°
3
83°
74°
4
82°
73°
5
82°
73°
6
83°
75°
7
82°
74°
8
83°
75°
9
83°
75°
10
84°
74°
11
83°
75°
12
83°
75°
13
84°
74°
14
84°
75°
15
83°
74°
16
83°
74°
17
84°
75°
18
83°
74°
19
83°
75°
20
84°
74°
21
83°
74°
22
83°
75°
23
84°
75°
24
83°
76°
25
83°
75°
26
84°
76°
27
83°
75°
28
84°
76°
29
83°
74°
30
83°
76°
31
84°
76°
1
83°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Kapa'a
Kapa'a's July 2026 forecast shows daily high temperatures ranging from 80° to 84°, with overnight lows between 73° and 77°. The average high for July is 83° with an average low of 75°. 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 Kapa'a. See also: August | September | October.