UV Index in Ranger, United States

Last updated: May 3, 2025

Understanding the UV Index in Ranger, United States is essential for maintaining your skin health and preventing sunburn. With a Cfa climate, characterized by warm summers, awareness of UV levels becomes even more critical, especially during peak hours when the index can reach as high as 11. Knowing when to seek shade and apply sunscreen can make all the difference in safeguarding your skin against harmful radiation. Stay informed and enjoy the outdoors safely while keeping an eye on the UV Index!

Hourly UV Index in Ranger

The UV Index for the day showcases a dramatic increase in intensity as the sun climbs higher in the sky. Starting at a mild 1 at 07:00, it remains low throughout the morning, only reaching 3 by 09:00. However, by 11:00, the index skyrockets to 8, peaking at an intense 11 from 13:00 to 14:00. As the afternoon wanes, the UV levels gradually decrease, dropping to 4 by 17:00 and tapering off to 1 once again by 19:00. It's clear that midday hours pose the greatest risk for sun exposure, making it crucial to take precautions during the peak hours from 11:00 to 14:00.

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	3	moderate	30 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	11	extreme	10 min
15:00	10	very high	15 min
16:00	7	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Ranger

Throughout the year, UV index levels vary significantly, showcasing the importance of sun protection. From January (UV Index 4, moderate exposure) to February (UV Index 7, high exposure) and escalating rapidly through March (UV Index 9, very high) and April (UV Index 10, very high), the risk of skin damage increases. The peak months, May through September, feature an extreme UV Index of 11, where burn times drop to just 10 minutes. Even October remains a high-risk month with an index of 8. As the year winds down into November and December, the UV levels decrease back to moderate. Residents and visitors are strongly advised to take protective measures during high UV index months, especially from April to September, which are critical for avoiding sunburn—utilizing sunscreen, wearing protective clothing, and seeking shade during peak hours is essential.

Monthly Maximum UV Index for Ranger, United States

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

The table above highlights how UV exposure in Ranger 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.

Ranger'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
Ranger	4	7	9	10	11	11	11	11	11	8	6	4
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5