UV Index in Garyville, United States

Last updated: July 2, 2025

In Garyville, United States, being aware of the UV Index is crucial for safeguarding your skin and overall health. Understanding UV levels helps in preventing sunburn and reducing long-term skin risks, especially during the intense summer months when the UV Index can soar to a maximum of 12 at noon. With Garyville's Cfa climate, characterized by humid subtropical conditions, residents face significant UV exposure that can lead to skin damage if precautions aren't taken. Stay informed about daily UV levels to enjoy the sun safely and protect your skin from harmful effects.

Hourly UV Index in Garyville

As the sun rises, the UV Index begins its ascent, starting from a gentle 1 at 07:00. By 09:00, it hits 4, signaling a moderate increase. The real ascent occurs from 10:00 onward, peaking at an intense 12 by 13:00, where sun protection becomes essential. This peak is followed by a brief dip, as the index drops to 9 at 15:00, before tapering off towards the evening. As the day comes to a close, UV levels reduce to 3 at 17:00 and settle back to 1 by 19:00, highlighting the critical hours for sun exposure between 11:00 and 14:00. Stay safe and protect your skin during those peak UV times!

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	12	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Garyville

Throughout the year, UV Index levels exhibit notable seasonal changes, peaking during the summer months. High-risk months for sun exposure occur from February to August, where UV Index levels reach very high to extreme values, particularly in April, May, June, and July, with indexes of 11 to 12 and a burn time as short as 10 minutes. Residents and visitors should exercise caution during these months by seeking shade, wearing protective clothing, and applying sunscreen frequently. As we transition into fall and winter, UV levels gradually decrease, with November and December presenting lower risk (UV Index of 6 and 5, respectively), allowing for slightly longer burn times of 25 to 30 minutes. Nevertheless, awareness remains crucial year-round, as moderate UV exposure can still cause adverse effects.

Monthly Maximum UV Index for Garyville, United States

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

The table above highlights how UV exposure in Garyville 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.

Garyville'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
Garyville	5	8	9	11	11	12	12	11	10	9	6	5
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5