UV Index in Ko Olina, United States

Last updated: May 3, 2025

In Ko Olina, United States, staying aware of the UV Index is crucial for protecting your skin from the harmful effects of sun exposure. Understanding the UV levels throughout the day can help prevent sunburn and long-term skin damage. Given Ko Olina's tropical climate, with its intense midday sun often reaching a peak UV Index of 12, it's imperative for residents and visitors alike to take proper precautions. By monitoring the UV Index, you can enjoy the beautiful beaches and outdoor activities this stunning location offers while safeguarding your skin health.

Hourly UV Index in Ko Olina

The UV Index today presents a notable ascent as the sun reaches its zenith. Starting from a modest 1 at 07:00, it gradually climbs to 2 by 08:00. The real surge begins by 09:00, where it hits 5, and peaks at a striking 12 between 12:00 and 13:00. This intense period signals a vital awareness for sun protection! As the day progresses, the index drops steadily, descending to 10 at 14:00 before tapering off to 7 at 15:00, and dwindling down to 1 by 18:00 and flatlining at 0 by 19:00. Be mindful of peak hours for sun exposure, especially during the late morning to early afternoon when UV intensity is at its highest!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Ko Olina

Throughout the year, the UV Index shows significant seasonal changes, with the highest values occurring from March through October, categorizing these months as extreme risk for sun exposure. Notably, the peak occurs in July, with a UV Index of 13, necessitating a burn time of only 10 minutes for unprotected skin. High-risk months for sun exposure include March to October, where visitors and residents should exercise caution and take protective measures, such as applying sunscreen, wearing protective clothing, and seeking shade. In contrast, the UV Index decreases in November and December, with a lower risk and longer burn time at 15 minutes and 25 minutes, respectively. It's crucial for everyone to stay informed about the daily UV Index to ensure their safety while enjoying outdoor activities.

Monthly Maximum UV Index for Ko Olina, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ko Olina. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Ko Olina, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Ko Olina UV Index with Other United States Cities

The table above highlights how UV exposure in Ko Olina compares to other major locations across United States. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Ko Olina's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5
Ko Olina	8	10	11	12	12	12	13	12	12	11	8	7