UV Index in Fronteras, Mexico

Last updated: June 2, 2025

Welcome to the UV Index page for Fronteras, Mexico! Understanding the UV Index is crucial for residents and visitors alike, as it helps inform daily sun safety practices, preventing sunburn and promoting overall skin health. Fronteras, with its semi-arid BSk climate, often experiences high temperatures and intense sunlight, especially during peak hours. Be aware that UV levels can soar, reaching a maximum of 13 at noon, making it imperative to take protective measures. By staying informed about UV exposure risks, you can enjoy the beautiful outdoors while safeguarding your skin from harmful rays.

Hourly UV Index in Fronteras

The UV Index presents a vibrant dance of intensity throughout the day. Starting at a mild 2 by 7:00 AM, the index gradually climbs, hitting a moderate 3 by 8:00 AM. As the sun ascends higher, the UV intensity spikes dramatically, reaching its peak at 12:00 PM with a striking 13. This marks the most hazardous period, urging outdoor enthusiasts to take precautions. Following noon, the UV Index begins to taper off; it drops to 10 by 2:00 PM, then gracefully declines to a more manageable 2 by 5:00 PM. As the day winds down, the UV Index settles at a gentle 1 by 7:00 PM, making for safer evening activities. Whether basking in midday sunlight or enjoying a twilight stroll, awareness of these UV changes ensures safe outdoor enjoyment.

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	2	low	45 min
08:00	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Fronteras

Throughout the year, UV exposure varies significantly, with higher intensity noted from February to September. The highest risk months are April to September, where the UV Index peaks at 12 to 13 and the potential burn time shortens to just 10 minutes. Notably, February and March also present higher risk levels, with an index of 8 and 10, respectively. Visitors and residents should take precautionary measures during these months, such as wearing protective clothing, applying sunscreen with high SPF, and seeking shade, particularly during midday hours when UV exposure is at its peak. In contrast, January, November, and December offer moderate exposure, with burn times of 30 min or more, although protection is still advisable.

Monthly Maximum UV Index for Fronteras, Mexico

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

The table above highlights how UV exposure in Fronteras 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.

Fronteras'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
Fronteras	5	8	10	12	12	13	12	12	11	9	6	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