UV Index in Arivaca, United States

Last updated: July 2, 2025

In Arivaca, United States, being aware of the UV Index is crucial for safeguarding your skin and overall health. With the region's BSk climate, residents and visitors alike face varying levels of UV exposure throughout the day. Understanding UV levels helps prevent painful sunburns and long-term skin damage, particularly during peak hours when the index can soar to 12. By staying informed about the UV Index, you can take proactive measures to protect yourself and enjoy the radiant Arizona sun responsibly.

Hourly UV Index in Arivaca

The UV Index throughout the day exhibits a dynamic rise and fall, showcasing its peak intensity around midday. At 07:00, the index starts off at a modest 1, climbing steadily to 3 by 08:00. The real action begins at 09:00, where it skyrockets to 6, and by 10:00, it reaches a noteworthy 8. As the sun reaches its zenith, the index hits a blistering maximum of 12 from 12:00 to 13:00, signaling a critical time for sun safety. The intensity begins to taper in the afternoon, dropping to 10 at 14:00, then descending gradually to 5 by 16:00. As evening approaches, the index dwindles, returning to a safe 1 by 18:00, and remaining there through 19:00. Be mindful of these changes to protect yourself under the sun!

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	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	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	1	low	45 min

Monthly UV Index Trends in Arivaca

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 Arivaca, United States

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

The table above highlights how UV exposure in Arivaca 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.

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