UV Index in Vallecillo, Mexico

Last updated: July 2, 2025

Understanding the UV Index in Vallecillo, Mexico is crucial for protecting your skin and overall health. The UV Index measures the strength of ultraviolet radiation from the sun, helping you determine when to take precautions against sunburn and long-term skin damage. With Vallecillo's BSh climate characterized by warm temperatures and abundant sunshine, residents and visitors alike face increased UV exposure, especially during peak hours when levels can soar to 12. By staying informed about the daily UV Index, you can enjoy the beautiful, sunlit days while minimizing the risks to your skin.

Hourly UV Index in Vallecillo

At dawn, the UV Index starts low, peaking at 1 around 7:00 AM and remaining steady until 9:00 AM. As the sun climbs higher in the sky, exposure increases, hitting 4 by 10:00 AM. The intensity escalates sharply, reaching a striking 10 at 12:00 PM and peaking at 12 between 1:00 PM and 2:00 PM—the hottest moment of the day. Following this peak, the UV Index gracefully declines, dropping to 5 by 5:00 PM and further to 3 by 6:00 PM. As evening approaches, it wraps up with a return to 1 by 7:00 PM. It's a clear reminder to seek shade during peak hours and protect your skin!

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	12	extreme	10 min
14:00	12	extreme	10 min
15:00	11	extreme	10 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Vallecillo

The UV Index exhibits significant seasonal variation, peaking during the summer months from April to September when it consistently reaches an extreme level of 12. This time of year poses the highest risk for sunburn, with a burn time of just 10 minutes. February and March also present considerable danger, with UV Index values of 9 and 10 respectively, categorizing them as very high. Visitors and residents should exercise caution during these high-risk months by wearing protective clothing, applying broad-spectrum sunscreen, and limiting outdoor activities during peak sunlight hours. As the year progresses towards December, UV levels decrease, reaching a more moderate index of 5, allowing for safer sun exposure with a burn time of 30 minutes. Staying aware of these changes is essential for maintaining skin health year-round.

Monthly Maximum UV Index for Vallecillo, Mexico

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

The table above highlights how UV exposure in Vallecillo 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.

Vallecillo'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
Vallecillo	6	9	10	12	12	12	12	12	11	9	7	5
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