UV Index in Peotone, United States

Last updated: June 2, 2025

Understanding the UV Index is essential for residents of Peotone, Illinois, as it plays a crucial role in protecting skin health and preventing sunburn. With a climate classified as Dfa, Peotone experiences distinct seasonal changes and varying UV exposure risks throughout the year. Learning to interpret UV levels—from a moderate 4 in the morning to a peak of 10 around noon—empowers you to take proactive measures against potential skin damage. Stay informed and enjoy the sunshine safely by keeping an eye on the UV Index in your area!

Hourly UV Index in Peotone

At dawn, the UV Index starts off low at 1 at 07:00, making it a safe time for early risers. As the sun climbs higher, the index steadily increases, reaching 4 by 09:00. The real intensity hits around 11:00, peaking at 10 by 12:00 and 13:00, indicating a prime time for sun safety precautions like sunscreen and protective clothing. As the afternoon rolls in, the index begins to decline, dropping to 9 at 14:00 and then easing to 5 by 16:00. By 18:00, it falls to 2, and finally settles back at 1 by 19:00, allowing for safe post-sunset activities. Remember to check the UV Index throughout the day to stay protected!

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	4	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	10	very high	15 min
14:00	9	very high	15 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Peotone

Throughout the year, UV exposure varies significantly, peaking during late spring and summer months. High-risk months for UV exposure are April through September, where the UV Index frequently reaches levels classified as very high; particularly notable are May, June, and July, when it consistently hits a maximum of 10. Visitors and residents are advised to take precautions during these months, with burn times dramatically reduced to as little as 15 minutes. In contrast, January, February, and November present moderate UV levels, and December has a low index, making sun safety measures less critical during these months. To protect against skin damage, it is essential to wear sunscreen, seek shade, and wear protective clothing, especially between peak months of April and September.

Monthly Maximum UV Index for Peotone, United States

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

The table above highlights how UV exposure in Peotone 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.

Peotone'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
Peotone	3	5	6	9	10	10	10	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