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Ko Olina, HI

78°F
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Ko Olina

Hawaii

78°
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Ko Olina, HI Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar Monthly Air Quality Health & Activities

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Today Hourly 10-Day Radar

Monthly

Air Quality Health & Activities

June

January February March April May June July August September October November December

2026

2025 2026 2027

10-Day

S
M
T
W
T
F
S
31
86°
69°
1
88°
69°
2
87°
74°
3
88°
74°
4
85°
72°
5
87°
72°
6
85°
68°
7
87°
70°
8
87°
72°
9
87°
69°
10
87°
71°
11
87°
68°
12
86°
65°
13
86°
68°
14
84°
67°
15
88°
68°
16
88°
67°
17
87°
68°
18
87°
71°
19
88°
71°
20
90°
68°
21
88°
71°
22
90°
69°
23
A couple of showers
88°
74°
24
Partly sunny
88°
72°
25
Times of clouds and sun
87°
73°
26
Partly sunny
88°
73°
27
Partly sunny
87°
73°
28
Mostly sunny
88°
72°
29
Mostly sunny
87°
74°
30
Sun through high clouds
87°
72°
1
Increasing cloudiness
89°
74°
2
An afternoon shower in spots
90°
71°
3
Sunshine and a few clouds
87°
70°
4
A little morning rain
90°
71°

Temperature Graph

°F
90° 84° 78° 72° 66° Jun
Today 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo

June Weather in Ko Olina

Ko Olina's June 2026 forecast shows daily high temperatures ranging from 87° to 90°, with overnight lows between 70° and 74°. The average high for June is 88° with an average low of 72°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Ko Olina. See also: July | August | September.

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