UV Index in Reforma, Mexico

Last updated: June 2, 2025

In Reforma, Mexico, understanding the UV Index is essential for safeguarding your skin and overall health. The UV levels here can soar, particularly between noon and 2 PM when they reach a peak of 14, indicating extreme exposure risks. Being aware of these levels can help you prevent sunburn and reduce the long-term effects of skin damage. With its dry BSk climate, Reforma experiences intense sunlight that can easily catch you off guard, making it crucial to monitor the UV Index daily. Stay informed and enjoy the sunshine safely!

Hourly UV Index in Reforma

As the sun rises, the UV Index starts at a gentle 1 at 7:00 AM, indicating minimal sun exposure risk. By 9:00 AM, it climbs to 2, showcasing the gradual intensification of sunlight. The peak arrives at 12:00 PM with a striking 12, signaling a high risk of harm from unprotected sun exposure. This intensity continues through 1:00 PM and 2:00 PM, where it reaches its maximum of 14—a reminder to seek shade and apply sunscreen. As the afternoon progresses, the UV Index begins to taper off, dropping to 9 at 4:00 PM, and ending the day at a safer 1 by 7:00 PM. Stay sun-smart, especially during the 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	5	moderate	30 min
11:00	9	very high	15 min
12:00	12	extreme	10 min
13:00	14	extreme	10 min
14:00	14	extreme	10 min
15:00	12	extreme	10 min
16:00	9	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in Reforma

Throughout the year, the UV Index in this region exhibits significant seasonal fluctuations, peaking between March and October with extreme levels consistently around 14 to 15. The highest risk months are March, April, and May, where the UV Index reaches 14 to 15, leading to a burn time as short as 10 minutes. Visitors and residents should exercise caution during these months, wearing protective clothing, using sunscreen, and minimizing sun exposure, particularly during midday when UV radiation is at its strongest. As the year progresses, the UV Index decreases slightly in November and December, returning to very high levels, but the risk remains substantial throughout the year. This calls for ongoing sun safety practices, especially for those spending extended time outdoors.

Monthly Maximum UV Index for Reforma, Mexico

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

The table above highlights how UV exposure in Reforma 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.

Reforma'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
Reforma	8	11	14	15	15	14	14	14	14	12	10	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