UV Index in San Jose Grande, Mexico

Last updated: May 3, 2025

Understanding the UV Index in San Jose Grande, Mexico is essential for safeguarding your skin and overall health. With an average UV Index peaking at 13 during midday hours, awareness of UV levels is crucial in preventing sunburn and skin damage. This region's Aw climate provides ample sunshine throughout the year, increasing the risk of harmful UV radiation, particularly between 10 AM and 3 PM when exposure is at its highest. By staying informed about the UV Index, residents and visitors can take proactive measures to enjoy the sun safely while protecting their skin from potential harm.

Hourly UV Index in San Jose Grande

As the sun rises, the UV Index begins its gradual ascent, starting from a safe 0 at 7:00 AM. By 10:00 AM, it reaches 4, indicating a moderate risk, but as noon approaches, the intensity peaks at a staggering 11 around 12:00 PM. The highest point hits 13 at 1:00 PM and 2:00 PM, marking a very high risk for sun exposure. Thankfully, from 3:00 PM, the index starts to decline, settling down to 5 by 5:00 PM and tapering off into the evening with 2 at 6:00 PM and 1 by 7:00 PM. To stay protected during peak hours, remember those critical times and plan accordingly!

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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	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	12	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 San Jose Grande

Throughout the year, the UV Index displays significant seasonal changes, peaking during the warmer months. From January to April, the UV Index begins at 9 (very high) and escalates to 14 (extreme) by March. The summer months of May through September consistently maintain a high UV Index of 14, indicating extreme exposure risk, before slightly declining in October to 11 and then to 9 in November and 8 in December (both very high). The high-risk months for UV exposure are February through September, with burn times as short as 10 minutes, underscoring the importance of protective measures during this period. Visitors and residents are advised to take proactive steps against UV exposure, including wearing sunscreen, protective clothing, and eyewear, especially during peak hours between 10 AM and 4 PM.

Monthly Maximum UV Index for San Jose Grande, Mexico

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

The table above highlights how UV exposure in San Jose Grande 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.

San Jose Grande'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
San Jose Grande	9	11	14	14	14	14	14	13	14	11	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