UV Index in Waco, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Waco, Texas, where the strong sun can lead to increased risks of skin damage. With typical peak UV levels reaching a high of 11 around noon, awareness of daily UV levels is key to preventing sunburn and maintaining healthy skin. Waco's humid subtropical climate means that exposure to harmful UV radiation can be significant, especially in the summer months. By staying informed about the UV Index, you can make better decisions about sun safety and protect your skin from long-term damage.

Hourly UV Index in Waco

The UV Index today presents a dynamic profile, beginning at a calm 1 by 07:00 and remaining low until it reaches 2 by 09:00. The real action starts around 10:00, where the index jumps to 5, setting the stage for peak sunlight. By 12:00, the index soars to a significant 9, creating a strong midday sun that only intensifies, peaking at an impressive 11 between 13:00 and 14:00. As the afternoon progresses, the intensity starts to wane, dipping to 9 at 15:00, then 7 by 16:00, and gradually easing to a gentle 3 as evening approaches. By 19:00, the index falls back to 1, indicating a safe time to enjoy the sunset. Remember to protect your skin during the highest UV exposure 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	5	moderate	30 min
11:00	7	high	25 min
12:00	9	very high	15 min
13:00	11	extreme	10 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 Waco

As the seasons change, the UV Index demonstrates considerable variation, impacting burn potential and risk levels for skin exposure. The highest risk months occur from March to August, with values peaking at 11 during May, June, and July, indicating an extreme exposure category with a burn time of just 10 minutes. February marks a shift into a high risk category, while September through November gradually decreases the UV levels, transitioning back to moderate by December. It is crucial for visitors and residents alike to exercise caution during these high-risk months by wearing protective clothing, applying sunscreen regularly, and seeking shade to mitigate the potential for skin damage.

Monthly Maximum UV Index for Waco, United States

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

The table above highlights how UV exposure in Waco 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.

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