S
M
T
W
T
F
S
28
88°
76°
29
88°
75°
30
88°
76°
1
87°
77°
2
89°
77°
3
87°
75°
4
87°
75°
5
88°
75°
6
88°
76°
7
88°
76°
8
87°
76°
9
88°
75°
10
88°
78°
11
89°
78°
12
86°
77°
13
88°
75°
14
86°
74°
15
88°
76°
16
87°
75°
17
89°
78°
18
87°
78°
19
86°
76°
20
87°
75°
21
86°
78°
22
87°
75°
23
89°
76°
24
88°
75°
25
87°
75°
26
87°
77°
27
90°
77°
28
91°
76°
29
88°
78°
30
87°
79°
31
87°
78°
1
88°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Mauna Kea
Mauna Kea'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 Mauna Kea. See also: August | September | October.