UV Index in Willcox, United States

Last updated: May 3, 2025

Understanding the UV Index in Willcox, Arizona is essential for protecting your skin and overall health from the sun's harmful rays. With peak UV levels soaring to 12 between noon and early afternoon, being aware of these indices can help you take proactive measures against sunburn and long-term skin damage. Given Willcox's semi-arid climate, residents and visitors alike should remain vigilant about UV exposure, especially during the hotter months. By educating yourself on daily UV levels, you can enjoy the beautiful outdoors while effectively safeguarding your skin.

Hourly UV Index in Willcox

The UV Index for the day begins at a mild level of 2 at 07:00, gradually escalating as the sun climbs higher in the sky. By 10:00, it reaches a noteworthy 9, peaking at an intensity of 12 at both 12:00 and 13:00. This signifies a period of maximum sun exposure, urging caution and protection for outdoor activities. As afternoon progresses, the UV Index gently declines, dropping to 10 at 14:00 and further diminishing to 4 by 16:00. The day finishes on a more comfortable note, with the index easing back to 2 by 17:00 and further to a low of 1 by the evening hours. Enjoy the sunshine, but 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	2	low	45 min
08:00	4	moderate	30 min
09:00	6	high	25 min
10:00	9	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	1	low	45 min

Monthly UV Index Trends in Willcox

The UV Index experiences notable changes throughout the year, with peaks from March to September when the levels reach extreme (10-13), particularly in April and June. The highest risk months are March through September, where the burn time decreases to just 10 minutes during peak exposure. In contrast, January, December, and November present moderate to high exposure levels, allowing for longer burn times of up to 30 minutes. It is crucial for both visitors and residents to remain vigilant during the high-risk months by applying sunscreen, wearing protective clothing, and seeking shade, especially during midday hours when UV radiation is at its strongest.

Monthly Maximum UV Index for Willcox, United States

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

The table above highlights how UV exposure in Willcox 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.

Willcox'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
Willcox	5	7	10	12	12	13	12	12	11	9	6	5