UV Index in Radcliff, United States

Last updated: July 2, 2025

In Radcliff, United States, staying aware of the UV Index is essential for protecting your skin and overall health. Understanding the daily fluctuations in UV levels can help you prevent painful sunburns and reduce the risk of long-term skin damage. With a humid subtropical climate (Cfa), Radcliff experiences significant UV exposure, particularly during peak hours from 10 AM to 4 PM when the index can soar to hazardous levels of 10 to 11. Regularly checking the UV Index empowers residents and visitors to enjoy the great outdoors safely, ensuring sun safety remains a priority.

Hourly UV Index in Radcliff

The UV Index for the day reflects a dynamic shift in solar intensity as the hours progress. Starting off at a mild 1 at 07:00, the index gradually climbs, hitting 2 by 09:00. A noticeable surge occurs between 10:00 and 12:00, where it peaks at an impressive 9. The hottest moments arrive at 13:00 and 14:00, reaching a maximum of 11, indicating a high risk for sun exposure. As the afternoon wanes, the UV levels gently decline, dropping to 5 by 17:00 and further down to 1 by 19:00. Be sure to take precautions during the midday hours to protect your skin from potential harm!

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	4	moderate	30 min
11:00	7	high	25 min
12:00	9	very high	15 min
13:00	10	very high	15 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	7	high	25 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Radcliff

During the year, UV Index levels exhibit notable seasonal changes, with the highest risk months occurring from April to August. April and May both feature a very high UV Index of 10, while June and July reach an extreme level of 11, necessitating vigilant sun protection. The burn time decreases significantly during these months, dropping to just 10 minutes in June and July. Conversely, UV levels are moderate in January, November, and December, allowing for longer burn times of 30 minutes. Residents and visitors are advised to take precautions, especially during high-risk months, by seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize the risk of overexposure. Awareness of these UV changes is crucial for maintaining skin health throughout the year.

Monthly Maximum UV Index for Radcliff, United States

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

The table above highlights how UV exposure in Radcliff 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.

Radcliff'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
Radcliff	3	6	7	10	10	11	11	10	9	7	5	3
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