UV Index
UV Index
Today's UV index in Puerto Vallarta, Mexico 
will be up to 11.9, indicating a extreme level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-10
UV index at 11.9 in Puerto Vallarta means extreme risk: limit outdoor time especially from 10 a.m. to 4 p.m., actively seek shade, wear protective clothing, broad-brimmed hat, apply SPF 30+ sunscreen every 2 hours, and wear UV-blocking sunglasses. Watch for bright surfaces like water and snow increasing UV exposure.
Puerto Vallarta's UV index is usually high, often ranging between 7 and 11, especially during the spring and summer months when the sun is strongest. This means the sun's rays are very powerful there.
The city experiences a tropical climate with a wet season from June to October, bringing heavy rains and humidity. The dry season runs from November to May, featuring warm, sunny, and mostly dry weather. Temperatures stay warm year-round with slight variations.
Compared to other parts of Mexico, Puerto Vallarta is warmer and more humid because it is on the Pacific coast. Neighboring countries like Guatemala and Belize have similar tropical weather but often get more rainfall during the wet season. Puerto Vallarta’s climate is milder than inland areas of Mexico.
See the UV index hour by hour for Puerto Vallarta, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.