UV Index in Port Sulphur, United States

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of Port Sulphur, United States, where sunny days abound in the humid subtropical climate. Keeping an eye on UV levels can help prevent sunburn and protect your skin health, allowing you to enjoy the outdoors safely. With peak UV levels reaching a striking 11 at midday, it’s essential to be aware of when to seek shade, apply sunscreen, or wear protective clothing. Stay informed and take the necessary precautions to safeguard your skin from the powerful sun while enjoying all that Port Sulphur has to offer!

Hourly UV Index in Port Sulphur

The UV Index fluctuates throughout the day, beginning with a gentle rise from a modest 1 at 07:00 to a peak of 11 at noon. As the sun reaches its highest point, the intensity of UV radiation escalates, urging caution and protection. The index remains high until 14:00, maintaining a reading of 10, before gradually declining in the afternoon. By 17:00, it drops to 3 and cools off to 1 by evening, highlighting the dramatic shift in UV exposure as daylight fades. For a sun-safe day, plan outdoor activities in the morning or later in the evening!

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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	10	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	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Port Sulphur

Throughout the year, the UV Index experiences significant fluctuations, indicating varying levels of sun exposure risk. The high-risk months are from February through September, peaking in July and August with an extreme UV Index of 12, where the burn time is reduced to just 10 minutes. Residents and visitors are strongly advised to take precautions during these months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly. January and December see the lowest UV levels, categorized as moderate, with burn times extending to 30 minutes, making sun protection less critical but still advisable. As the seasons change, adjusting your UV exposure strategies will be essential for maintaining skin health and safety.

Monthly Maximum UV Index for Port Sulphur, United States

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

The table above highlights how UV exposure in Port Sulphur 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.

Port Sulphur'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
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5
Port Sulphur	5	8	9	11	11	11	12	12	11	9	6	5