UV Index in Waimea, United States

Last updated: July 2, 2025

In Waimea, United States, understanding the UV Index is crucial for maintaining your skin health and preventing sunburn, especially with its tropical climate that heightens UV exposure risks. The UV levels in this region can spike dramatically throughout the day, reaching a maximum of 14 during the peak hours of noon and afternoon. By staying informed about these fluctuations, residents and visitors can take proactive measures to protect themselves from harmful rays and promote long-term skin well-being. Whether you're enjoying outdoor activities or relaxing under the sun, being aware of the UV Index can make all the difference in safeguarding your skin against the risks associated with overexposure.

Hourly UV Index in Waimea

As the day unfolds, the UV Index climbs steadily, beginning at a gentle 1 at 7:00 AM. By 8:00 AM, it reaches a moderate 3, but the real surge comes between 9:00 AM and 1:00 PM, where it hits a striking 14 at both 12:00 PM and 1:00 PM. It's crucial to stay protected during these peak hours, especially at 11:00 AM when it peaks at 12. Post-lunchtime, the intensity starts to wane; the index drops to 11 at 2:00 PM, and continues its descent down to a mere 1 by 6:00 PM, before finally resting at 0 by 7:00 PM. Plan your day accordingly and take care to shield yourself from those intense rays during the 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	14	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	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 Waimea

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 Waimea, United States

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

The table above highlights how UV exposure in Waimea 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.

Waimea'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
Waimea	8	11	12	13	13	13	14	14	13	12	9	8