Ko Olina, HI weather
Today, hourly and 7-day forecast, sunrise and sunset, and the normal climate month by month
Weather in Ko Olina now
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Ko Olina weather by the hour
Ko Olina weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Ko Olina.
This week in Ko Olina
Sunrise, sunset and moon in Ko Olina
What is the weather usually like in Ko Olina?
Köppen climate classification, calculated from the 1991–2020 normals
- Augustwarmest month · 89°F average high
- Januarycoldest month · 65°F average low
- 13.9 inprecipitation per year · 353 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Ko Olina: January to April, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station EWA KALAELOA AP, HI US (USW00022551), adjusted for the elevation of Ko Olina.
Ko Olina weather month by month
Sunrise and sunset in Ko Olina through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:11 AM | 6:12 PM | 11 h 1 min |
| February | 7:01 AM | 6:31 PM | 11 h 30 min |
| March | 6:39 AM | 6:43 PM | 12 h 3 min |
| April | 6:11 AM | 6:53 PM | 12 h 41 min |
| May | 5:52 AM | 7:04 PM | 13 h 12 min |
| June | 5:49 AM | 7:17 PM | 13 h 28 min |
| July | 5:58 AM | 7:18 PM | 13 h 20 min |
| August | 6:09 AM | 7:03 PM | 12 h 53 min |
| September | 6:18 AM | 6:36 PM | 12 h 18 min |
| October | 6:27 AM | 6:09 PM | 11 h 41 min |
| November | 6:42 AM | 5:51 PM | 11 h 9 min |
| December | 7:01 AM | 5:54 PM | 10 h 52 min |
Times for the 15th of each month, local time (Pacific/Honolulu).
What is the weather like in Ko Olina?
Ko Olina has a hot semi-arid climate. The warmest month is August, with an average high of 89°F (32°C), and the coldest is January, with average lows of 65°F (18°C).
It gets about 13.9 inches (353 mm) of precipitation a year. The wettest month is December and the driest is June.
The best time to visit Ko Olina is January to April. At 26 ft of elevation, nights are mild most of the year. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
More about Ko Olina
Weather in towns near Ko Olina
Questions about the weather in Ko Olina
What is the hottest month in Ko Olina?
August, with an average high of 89°F (32°C).
What is the coldest month in Ko Olina?
January, with an average low of 65°F (18°C).
How much does it rain in Ko Olina?
About 13.9 inches (353 mm) a year; the wettest month is December.
Does it snow in Ko Olina?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Ko Olina?
January to April, when temperatures are most pleasant and rainy days are fewer.
What climate does Ko Olina have?
Hot semi-arid (Köppen BSh).
What is the weather like in Ko Olina in November?
Highs average 84°F and lows 69°F, with about 1.8 inches of precipitation.
What time is sunrise in Ko Olina?
Around 6:42 AM in mid-November, and sunset around 5:51 PM. Today’s exact times are shown above.
Where does this Ko Olina weather forecast come from?
From the National Weather Service (NOAA), the official U.S. weather agency, for the exact coordinates of Ko Olina.
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