UV Index in Rancho Viejo, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Rancho Viejo, United States, where the warm climate can lead to significant sun exposure. As UV levels often reach their peak during midday hours, being aware of these fluctuations can help you effectively prevent sunburn and protect your long-term skin health. With a typical climate categorized as Cfa, residents face high UV risks, especially when the index rises to levels of 10 or 12 between 12 PM and 2 PM. Staying informed about the UV Index empowers you to make safer choices for outdoor activities, ensuring you enjoy the beautiful Texas sunshine responsibly.

Hourly UV Index in Rancho Viejo

As the sun rises, the UV Index slowly climbs, starting at a low 1 at 07:00 and 08:00. By 09:00, it slightly increases to 2. However, the real intensity kicks in as the day progresses, peaking at an impressive 12 between 13:00 and 14:00. This is the critical time when sun protection is essential, given the dangerous exposure level. As the afternoon wanes, the index starts to decrease, dropping to 10 by 15:00 and further declining to 5 at 17:00. Finally, as the sun sets, it returns to a mild 1 by 19:00. Take note of these fluctuations, as they are crucial for staying safe 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	1	low	45 min
09:00	2	low	45 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	10	very high	15 min
13:00	12	extreme	10 min
14:00	12	extreme	10 min
15:00	10	very high	15 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Rancho Viejo

Throughout the year, UV exposure varies significantly, with the highest levels occurring from March to September. The most critical months are April through August, characterized by an extreme UV Index of 11-12 and a burn time as short as 10 minutes. In contrast, January, November, and December present lower risk with a high UV Index of 6-7 and a longer burn time of 25 minutes. Visitors and residents are strongly advised to take precautions during high-risk months by wearing protective clothing, using broad-spectrum sunscreen, and avoiding direct sun exposure during peak hours. Always stay informed and prioritize skin safety to reduce the risk of UV-related health issues.

Monthly Maximum UV Index for Rancho Viejo, United States

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

The table above highlights how UV exposure in Rancho Viejo 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.

Rancho Viejo'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
Rancho Viejo	6	9	10	11	12	12	12	12	11	10	7	6