UV Index in Afton, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for the residents of Afton, United States, where the climate can lead to heightened exposure risks. With peak UV levels reaching as high as 11 during the summer months, awareness of these levels is essential for preventing sunburn and promoting overall skin health. As Afton experiences a Dfa climate, characterized by warm summers and cold winters, it's important to stay informed about daily UV fluctuations to ensure safe outdoor activities. By tracking the UV Index, you can make effective choices to protect yourself from harmful effects while enjoying the sun.

Hourly UV Index in Afton

The UV Index for today shows a dramatic rise as the sun ascends into the sky. Starting at a mild 1 by 07:00, the index gradually builds, reaching 3 by 09:00 and peaking at an intense 11 at 13:00—a level where sun protection is crucial. From this pinnacle, the values start to decline, tapering off to 10 at 14:00 and then gradually decreasing through the afternoon and evening, with values of 6 at 16:00 and sliding down to 1 by 19:00. Plan your outdoor activities accordingly, and remember to protect your skin during those peak hours!

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	2	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	8	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	9	very high	15 min
16:00	6	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 Afton

The seasonal UV changes reveal a significant increase in ultraviolet exposure from winter to summer, peaking in June with an extreme UV Index of 11 and a burn time of just 10 minutes. High-risk months include April to August, where residents and visitors should take extra precautions due to very high UV levels. Specifically, in April (UV Index 8) and May (UV Index 10), the burn time decreases sharply to 15 minutes, while June remains critical with its extreme rating. As summer transitions to autumn, UV exposure diminishes, lowering to a high level in October (UV Index 6). To protect against skin damage, it is advisable to wear sun protection, such as sunscreen and UV-blocking clothing, especially during peak hours in these high-risk months.

Monthly Maximum UV Index for Afton, United States

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

The table above highlights how UV exposure in Afton 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.

Afton'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
Afton	3	5	6	8	10	11	10	9	8	6	4	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