UV Index in Rio Humo, Mexico

Last updated: July 2, 2025

Understanding the UV Index in Rio Humo, Mexico is crucial for everyone who enjoys the outdoors in this vibrant region. With its Cwb climate, characterized by a unique blend of warm summers and mild winters, the sun's rays can present varying risks throughout the day. Being aware of UV levels not only helps in preventing sunburn but also plays a vital role in maintaining long-term skin health. Notably, during midday hours, the UV Index can soar to levels as high as 15, indicating extreme UV exposure—making it essential to take protective measures. Safeguard your skin and embrace the sun smartly in Rio Humo!

Hourly UV Index in Rio Humo

The UV Index for the day presents a striking pattern of intensity as the sun rises and reaches its zenith. Beginning at 1 at 07:00 and 08:00, the index gradually climbs to 3 by 09:00. As the morning progresses, it spikes dramatically, peaking at an impressive 15 from 13:00 to 14:00. This period of high UV exposure, highlighted by a maximum of 13 at 12:00, underscores the potential risks for outdoor activities without proper protection. Following this peak, the index gracefully declines, dipping to 9 at 16:00 and tapering off to 1 again by 19:00. It’s a reminder to embrace the sun wisely, prioritizing skin safety during those mid-afternoon 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	3	moderate	30 min
10:00	5	moderate	30 min
11:00	9	very high	15 min
12:00	13	extreme	10 min
13:00	15	extreme	10 min
14:00	15	extreme	10 min
15:00	12	extreme	10 min
16:00	9	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Rio Humo

Throughout the year, the UV Index exhibits significant seasonal variation, peaking from March to October when it reaches the extreme category of 15 during most months. The highest risk months are from February to July, where the UV Index consistently remains above 13, with a particularly concerning reading of 15 in March through July. Visitors and residents should exercise caution during these months, limiting sun exposure to 10 minutes or less and utilizing protective measures such as broad-spectrum sunscreen, hats, and sunglasses. As autumn approaches, UV levels gradually decrease, with December and January offering some relief, but even then, a UV Index of 10 indicates that caution is still advised. Stay informed and prioritize sun safety to minimize health risks throughout the year.

Monthly Maximum UV Index for Rio Humo, Mexico

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

The table above highlights how UV exposure in Rio Humo 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.

Rio Humo'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
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
Rio Humo	10	13	15	15	15	15	15	14	14	13	11	9