S
M
T
W
T
F
S
28
84°
73°
29
84°
74°
30
85°
74°
1
85°
76°
2
84°
74°
3
84°
73°
4
84°
76°
5
83°
75°
6
83°
74°
7
83°
75°
8
83°
76°
9
83°
76°
10
84°
74°
11
82°
76°
12
83°
75°
13
85°
73°
14
83°
76°
15
84°
75°
16
82°
75°
17
85°
76°
18
84°
75°
19
82°
76°
20
81°
75°
21
81°
75°
22
82°
74°
23
81°
75°
24
82°
77°
25
82°
76°
26
81°
75°
27
81°
75°
28
82°
76°
29
81°
76°
30
81°
75°
31
82°
76°
1
81°
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 81° to 85°, with overnight lows between 73° and 77°. The average high for July is 82° 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.