UV Index in Morelos, Mexico

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Morelos, Mexico, where the sun's intensity can pose significant risks to skin health. With a predominantly tropical climate, Morelos experiences high UV levels, particularly during midday hours when readings often exceed 10. Being aware of these UV levels helps in preventing sunburn and long-term skin damage, ensuring you can enjoy the beautiful outdoors safely. Whether you're exploring lush landscapes or soaking up the sun, knowing the UV Index empowers you to take necessary precautions against harmful solar radiation in this vibrant region.

Hourly UV Index in Morelos

The UV Index throughout the day captures a striking trend, beginning with levels of only 1 at 07:00 and 08:00, indicating minimal risk. However, as the sun rises, the index climbs sharply, peaking at an alarming 14 by 13:00. This signals a high risk for harm from unprotected sun exposure, making it crucial for outdoor enthusiasts to take precautions. The afternoon sees a moderate decline, with values dropping to 10 by 15:00 before tapering off significantly in the late hours, where it returns to 1 at 18:00 and 19:00. Be prepared—midday hours are the most critical for sun safety!

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	7	high	25 min
11:00	10	very high	15 min
12:00	13	extreme	10 min
13:00	14	extreme	10 min
14:00	13	extreme	10 min
15:00	10	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Morelos

The UV Index experiences significant seasonal fluctuations, peaking predominantly during the summer months. From January to March, the UV Index escalates from 9 (very high) to a peak of 13 (extreme) in April, consistent through July before gradually tapering off in the fall. High-risk months are marked from February to October, with particularly extreme values observed from March to September. During these months, the recommended burn time is as short as 10 minutes. Visitors and residents are strongly advised to take precautions, such as using sunscreen, wearing protective clothing, and seeking shade during peak hours, especially in April through September when UV levels are highest. As a general rule, remain vigilant about UV exposure year-round, as even in November and December, the UV Index remains high at 9 and 8, necessitating protective measures.

Monthly Maximum UV Index for Morelos, Mexico

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

The table above highlights how UV exposure in Morelos 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.

Morelos'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
Morelos	9	11	13	13	13	14	13	13	12	11	9	8
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