Last updated: May 3, 2025
Staying aware of the UV Index is crucial for residents and visitors in Zahuatlan de Morelos (San Jose), Mexico, where the sun's rays can be particularly intense. Understanding UV levels is essential for preventing sunburn and protecting skin health, especially during peak hours when the risk is highest. With a Cwb climate zone, Zahuatlan de Morelos experiences significant sun exposure, especially between 10 AM and 2 PM, when the UV Index can soar to 15. Being informed about these levels helps you enjoy the beautiful sunny climate safely while safeguarding your skin from potential harm.
As the sun rises, the UV Index remains low at 1 until 09:00, making it a safe time for early outdoor activities. However, the intensity starts to climb rapidly, reaching 10 by 11:00 and peaking at a scorching 15 from 13:00 to 14:00. This midday window confirms that the sun is at its strongest; caution is advised. Afterward, the index gradually decreases, falling to 2 by 18:00, allowing for safer evening outings. Remember to protect your skin when the UV Index is high, especially between 10:00 and 16:00, for a health-conscious day in the sun!
| 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 | 6 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 15 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The seasonal UV changes indicate that residents and visitors should be especially cautious from February through October, where the UV Index consistently reaches extreme levels of 13 to 15, implying a burn time as short as 10 minutes. The high-risk months for UV exposure include March through September, where the UV Index remains at 15 for the longest stretch. As such, individuals are strongly advised to protect their skin during these months by wearing appropriate clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. In contrast, January and December present slightly lower risks with a UV Index of 10 and 9, providing a bit more leeway, though protection is still essential. Seasonal awareness of UV levels ensures healthier and safer outdoor experiences for everyone.
UV Risk Categories
| 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 |
| 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 |
| Zahuatlan de Morelos (San Jose) | 10 | 13 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 13 | 11 | 9 |