UV Index in The Woodlands, United States

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of The Woodlands, Texas, a region known for its warm Cfa climate which significantly contributes to higher UV exposure. As UV levels reach their peak during midday, with indices soaring up to 11, awareness can play a vital role in preventing sunburn and maintaining skin health. By keeping track of daily UV levels, you can protect yourself and your loved ones from harmful effects, ensuring safe outdoor enjoyment in this sun-drenched community. Stay informed, safeguard your skin, and embrace the vibrant lifestyle that The Woodlands has to offer!

Hourly UV Index in The Woodlands

The UV Index for the day showcases a striking pattern, starting moderate at 7:00 AM with a value of 1. As the sun climbs higher, the index steadily rises, hitting 3 by 9:00 AM, and then surging to a peak of 11 between 1:00 PM and 2:00 PM. This indicates a high risk of harm from unprotected sun exposure during midday. Following the peak, the UV Index gradually declines to 4 by 5:00 PM and further decreases to 1 by 7:00 PM, emphasizing the critical importance of sun protection during the intense midday hours. It’s advisable to seek shade and wear sunscreen if you're outside during the peak period!

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	9	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 The Woodlands

The UV Index demonstrates significant seasonal variations, with pronounced increases from late winter into summer. February through August represent the highest risk months, particularly from April to July, when the UV Index reaches its peak at 12 and falls into the extreme exposure category. During these months, the recommended burn time is as short as 10 minutes, necessitating vigilant sun protection strategies. Residents and visitors are advised to wear broad-spectrum sunscreen, hats, and protective clothing, and to seek shade during peak sun hours, particularly between 10 AM and 4 PM. As the fall approaches, the UV Index gradually decreases, with November and December offering more moderate levels, allowing for safer outdoor activities.

Monthly Maximum UV Index for The Woodlands, United States

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

The table above highlights how UV exposure in The Woodlands 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.

The Woodlands'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
The Woodlands	5	8	9	11	11	11	12	11	10	8	6	5
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5