UV Index in Kea'au, United States

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of Kea'au, United States, where the tropical climate brings varying levels of sun exposure throughout the year. With peak UV levels reaching a striking 13 around midday, awareness of these readings can significantly aid in sunburn prevention and protecting skin health. As locals enjoy the beauty of this vibrant locale, recognizing the potential for high UV rays can help individuals safeguard themselves against harmful effects, ensuring outdoor activities remain enjoyable and safe in this lush Central Coast region.

Hourly UV Index in Kea'au

As the sun climbs higher, the UV Index reaches its peak intensity around 12:00 PM, soaring to a striking 13—a clear signal for outdoor enthusiasts to take precautions. The morning hours start gently, with a low of 1 at 07:00 AM, gradually escalating to 6 by 09:00 AM and hitting 9 at 10:00 AM. By 11:00 AM, the sun begins to assert itself with a 12. However, as the afternoon progresses, the UV intensity starts to wane, dropping to 10 at 2:00 PM, and tapering off to a mere 2 by 5:00 PM. As daylight diminishes, the UV Index dwindles to 0 by 7:00 PM, inviting a much-needed respite from the sun’s relentless rays. Always be vigilant and protect your skin during those peak hours!

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	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	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 Kea'au

The UV Index varies significantly throughout the year, with peak levels occurring during the warmer months. From February to September, the UV Index remains consistently high, reaching an extreme level of 14 in both July and August. The high-risk months for UV exposure are notably from February through October, where a burn time of just 10 minutes can result in skin damage. Visitors and residents should take precautions during these months, such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours. As we approach the lower UV levels of November and December, with a UV Index of 8 and a longer burn time of 15 minutes, the risk remains substantial, but overall it's essential to stay vigilant year-round for UV safety.

Monthly Maximum UV Index for Kea'au, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Kea'au. 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 Kea'au, 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 Kea'au UV Index with Other United States Cities

The table above highlights how UV exposure in Kea'au 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.

Kea'au'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
Kea'au	8	11	12	13	13	13	14	14	13	12	9	8