UV Index in De Witt, United States

Last updated: August 1, 2025

In De Witt, United States, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels is essential not only for preventing painful sunburns but also for safeguarding against long-term skin damage and conditions like skin cancer. With a Dfa climate, De Witt experiences a significant range of UV exposure, especially during peak hours between 10 AM and 4 PM, where values can soar as high as 11. Staying informed about the UV Index can help you enjoy the sun safely while minimizing the risks associated with intense UV radiation. Remember, being sun-smart is key to a healthier lifestyle!

Hourly UV Index in De Witt

As the sun climbs higher, the UV Index takes a dramatic leap throughout the day. Starting at a gentle 1 at 07:00, it gradually rises to 3 by 09:00. The real intensity kicks in later, peaking at an impressive 11 around 13:00, a critical time when sun protection is essential. From there, a gradual decline begins, with readings of 10 at 14:00, 9 at 15:00, and tapering off to 3 by 18:00. Finally, the day winds down, returning to 1 by 19:00. It’s a vivid reminder of how important it is to safeguard against UV exposure during the sun’s most potent 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	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	8	very high	15 min
13:00	9	very high	15 min
14:00	9	very high	15 min
15:00	8	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 De Witt

Throughout the year, the UV Index exhibits notable seasonal changes, with high-risk months typically occurring from April to August. In these months, the UV Index reaches its peak at 11, indicating an extreme exposure category, particularly in June and July where burn time is reduced to just 10 minutes. Visitors and residents should take extra precautions during this period, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially from midday to early afternoon when UV radiation is strongest. As summer transitions into fall, the UV Index gradually decreases, with moderate levels seen from November to March, allowing for safer outdoor activities during these months. Being aware of these variations can help individuals enjoy the outdoors while minimizing the risk of UV-related health effects.

Monthly Maximum UV Index for De Witt, United States

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

The table above highlights how UV exposure in De Witt 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.

De Witt'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
De Witt	3	5	6	9	10	11	11	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