UV Index in Woodfin, United States

Last updated: May 3, 2025

Understanding the UV Index in Woodfin, United States, is essential for maintaining skin health and preventing sunburn, especially during the peak summer months when UV radiation can soar to dangerous levels. With its temperate Cfb climate, Woodfin experiences a mix of cloudy and sunny days, but when the sun is out, residents face heightened UV exposure risks, particularly around midday when levels can reach as high as 11. By staying informed about local UV levels, you can take proactive measures to protect yourself and your loved ones from the harmful effects of ultraviolet rays, ensuring a safer and more enjoyable outdoor experience.

Hourly UV Index in Woodfin

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 Woodfin

Throughout the year, UV exposure varies significantly, with the highest risk months coinciding with late spring and summer. From April to July, the UV Index reaches an extreme level of 11, allowing for a burn time of just 10 minutes. Visitors and residents should be particularly cautious during these months, employing protective measures such as sunscreen, hats, and sunglasses to minimize skin damage. The risk remains high in March and August, with an index of 8 to 10, necessitating vigilance. Conversely, during the winter months of January and December, the UV Index drops to 4, categorized as moderate, providing some relief, yet it’s still wise to practice sun safety. As the seasons change, staying informed and adapting sun protection strategies is crucial for overall health.

Monthly Maximum UV Index for Woodfin, United States

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

The table above highlights how UV exposure in Woodfin 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.

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