UV Index in Petatlan, Mexico

Last updated: June 2, 2025

In Petatlán, Mexico, staying aware of the UV Index is crucial for protecting your skin and overall health. Understanding the daily UV levels helps residents and visitors alike to prevent sunburn and reduce the risk of long-term skin damage. With its tropical climate and high UV exposure—peaking at 12 around noon—Petatlán poses significant risks if appropriate precautions are not taken. By keeping an eye on the UV Index, you can enjoy the sun while safeguarding your skin.

Hourly UV Index in Petatlan

The UV Index for the day reveals a dramatic rise in sun exposure as the hours progress. Starting from a maximum of 0 at 07:00, the index climbs to a mild 1 at 08:00 and continues to escalate, hitting 2 by 09:00. The intensity peaks sharply at 12:00 with a striking 12. From there, the sun's rays reach their zenith at 13:00 and 14:00 with a peak UV Index of 14, prompting caution for outdoor activities. As the afternoon wanes, the index gradually declines, resting at 9 at 16:00, then settling down to 3 by 18:00, and finally returning to a safer 1 at 19:00. Be sure to gear up with sunscreen during those peak hours to stay protected!

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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	12	extreme	10 min
13:00	14	extreme	10 min
14:00	14	extreme	10 min
15:00	13	extreme	10 min
16:00	9	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Petatlan

Throughout the year, the UV Index demonstrates significant seasonal fluctuations, with the highest values occurring during the summer and early fall months. Notably, from February to October, the UV index remains in the extreme category, peaking at 14 in April, June, July, and September. This period constitutes the high-risk months, where burn times are alarmingly short, limited to just 10 minutes. Conversely, January, November, and December see lower UV ratings classified as very high, with slightly longer burn times of 15 minutes. To ensure safety, visitors and residents are advised to take precautions during the high-risk months by wearing protective clothing, applying sunscreen, and seeking shade, especially during midday hours.

Monthly Maximum UV Index for Petatlan, Mexico

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

The table above highlights how UV exposure in Petatlan compares to other major locations across Mexico. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Petatlan's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	9	8
Petatlan	9	11	13	14	13	14	14	13	14	11	9	8
Iztapalapa UVI	10	12	14	15	14	14	14	14	14	12	10	8
Ecatepec de Morelos UVI	10	12	14	15	15	14	14	13	14	12	10	8
Mexico City UVI	10	12	14	15	15	14	14	13	14	12	10	8
Puebla UVI	10	12	14	15	15	15	15	14	14	13	10	9