UV Index
UV Index
Today's UV index in Miami, United States 
will be up to 10.6, indicating a very high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
With a UV index of 10.6 in Miami, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
Miami's UV index is usually high, often ranging from 7 to 11, especially in summer, indicating strong sun exposure. Winter months see lower UV levels but still moderate to high.
Miami has a tropical climate with hot, humid summers and warm, dry winters. Summer runs from May to October with heavy rains and thunderstorms. Winter, from November to April, is sunny and less humid.
Compared to other U.S. cities, Miami is warmer year-round and wetter in summer. Neighboring Florida cities share similar weather, while nearby Caribbean islands also have warm, humid climates but often more consistent rainfall.
See the UV index hour by hour for Miami, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.