UV Index in Kihei, United States

Last updated: May 3, 2025

Understanding the UV Index in Kihei, United States, is crucial for protecting your skin and maintaining overall health in this sun-drenched paradise. With its tropical climate and frequent high UV exposure, Kihei residents and visitors alike must stay informed about daily UV levels to prevent painful sunburns and long-term skin damage. The UV Index here can soar to alarming heights—peaking at 12 during midday hours. By being aware of these levels, you can take proactive measures to enjoy the beautiful Hawaiian sun safely and responsibly.

Hourly UV Index in Kihei

The UV Index throughout the day showcases a dynamic dance of sun intensity. Starting at a mild 1 at 07:00, the index gradually rises, hitting 3 by 08:00. As the morning progresses, it peaks at a striking 12 between 12:00 and 13:00, indicating the strongest sun exposure—perfect for a beach day but not without caution! By 15:00, the UV levels begin to retreat, dropping to 7, and continue to fall, reaching 2 by 17:00. As the sun sets, the index dwindles further to 0 by 19:00, signifying a gentle end to the day. Remember to stay protected 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	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 Kihei

The UV Index experiences significant seasonal variations, peaking during the spring and summer months. From March to October, the UV Index reaches an extreme level of 11 to 13, indicating a burn time as short as 10 minutes, making these months particularly high-risk for sunburn and skin damage. Visitors and residents should exercise extreme caution during this period, wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours. Conversely, January, February, November, and December present a very high UV Index of 8, with a longer burn time of 15 minutes. While these months pose a lower risk than the summer, it's still advisable to remain vigilant about sun protection.

Monthly Maximum UV Index for Kihei, United States

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

The table above highlights how UV exposure in Kihei 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.

Kihei'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
Kihei	8	10	11	12	12	13	13	13	13	11	8	8