UV Index in Hercules, Mexico

Last updated: July 2, 2025

Understanding the UV Index in Hercules, Mexico, is crucial for protecting your skin and overall health. With the region's BSh climate, characterized by warm temperatures and plenty of sunshine, awareness of UV levels can help prevent harmful effects such as sunburn and long-term skin issues. During the peak hours, from 11:00 AM to 2:00 PM, the UV Index skyrockets to levels as high as 13, indicating a significant risk for unprotected skin. Staying informed about the UV Index not only safeguards your skin but also enhances your outdoor experiences, allowing you to enjoy Hercules’s beautiful weather safely.

Hourly UV Index in Hercules

As the sun rises, the UV Index begins its gradual climb, starting at a mellow 1 by 07:00 and 08:00. By 09:00, it edges up to 2, signaling that the day is warming. The real heat kicks in at 10:00, with the index surging to a moderate 4. However, it isn't until 11:00 that we see a notable spike—the UV Index soars to 7, warning us to take precautions. The peak occurs at 12:00, where it hits a scorching 10 and shortly after, it reaches its maximum at 13:00 and 14:00 with an impressive 13! As the afternoon progresses, the intensity begins to wane, dropping to 12 by 15:00, further decreasing to 10 by 16:00. The evening ushers in a gentle decline, bringing the index to a comfortable 6 at 17:00, and closing out the day with a soft 3 by 18:00, finally settling at 2 by 19:00. Remember to stay protected during those peak 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	4	moderate	30 min
11:00	7	high	25 min
12:00	10	very high	15 min
13:00	13	extreme	10 min
14:00	13	extreme	10 min
15:00	12	extreme	10 min
16:00	10	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Hercules

Throughout the year, UV exposure significantly fluctuates, with February through September identified as high-risk months due to extreme UV Index levels reaching as high as 13. During this period, the recommended burn time is notably reduced to just 10 minutes, necessitating vigilant sun protection. March, April, May, June, July, August, and September stand out as particularly dangerous times, while January, November, and December reflect a return to high exposure levels with longer burn times of 25 minutes. Visitors and residents are strongly advised to take precautionary measures, such as wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sunlight hours, especially from late winter through early fall when the sun's intensity is greatest.

Monthly Maximum UV Index for Hercules, Mexico

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

The table above highlights how UV exposure in Hercules 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.

Hercules'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
Hercules	6	9	11	13	13	13	13	13	12	10	7	6
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	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