UV Index in Casitas, Mexico

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Casitas, Mexico, where the sun shines brightly throughout the year. With the region's tropical climate, UV levels can soar, particularly during peak hours, reaching dangerous levels of 13 around midday. Awareness of these UV levels not only helps in preventing sunburn but also plays a vital role in maintaining skin health over time. As you enjoy the beautiful beaches and outdoor activities in Casitas, being informed about UV exposure can safeguard you against potential harm from overexposure, ensuring your time under the sun remains fun and safe.

Hourly UV Index in Casitas

At 07:00 and 08:00, the UV Index remains low, peaking at 1, making it a safe time for outdoor activities. However, as the day progresses, the sun’s intensity ramps up sharply. By 10:00, the index reaches 5, climbing to a striking 11 by noon. The day hits its peak at 13:00 and 14:00, with a UV Index of 13, warranting caution and sun protection. As the afternoon unfolds, you’ll find a gradual decline: readings drop to 11 at 15:00, then 8 at 16:00, further easing to 2 by 18:00, and finally settling back to 1 by 19:00. Remember, to enjoy the sun safely, consider protective measures during the high UV 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	5	moderate	30 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	13	extreme	10 min
14:00	13	extreme	10 min
15:00	11	extreme	10 min
16:00	8	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 Casitas

Throughout the year, the UV Index exhibits significant fluctuations, with the highest values observed from March to September. During this peak period, particularly in May, June, and July, the UV Index reaches an extreme level of 13, indicating a burn time of just 10 minutes. February and October feature very high levels at 10, while January and November also remain elevated with a UV Index of 8. Residents and visitors should exercise increased caution during these high-risk months, particularly from March to August, and consider protective measures such as wearing sunscreen, hats, and UV-blocking clothing, along with seeking shade during peak sun hours to minimize skin damage. December and January offer somewhat lower UV exposure, but vigilance is still recommended.

Monthly Maximum UV Index for Casitas, Mexico

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

The table above highlights how UV exposure in Casitas 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.

Casitas'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
Casitas	8	10	11	12	13	13	13	12	12	10	8	7
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