UV Index
UV Index
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Today's UV index in Miami, United States 
will be up to 4.9, indicating moderate risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
With a UV index reaching up to 4.9 in Miami, stay shaded during midday when the sun is strongest; wear protective clothing, a wide-brimmed hat, UV-blocking sunglasses; apply SPF 30+ sunscreen every 2 hours, even on cloudy days; and be cautious of heightened UV on bright surfaces.
Read more here about the climate and sun exposure in and around Miami.
The UV index in Miami can be quite high, especially during the summer months. It often reaches levels of 10 or higher, which is considered extreme (equivalent to very high on the UV index scale). This means that the sun's rays are very intense and can cause sunburn and skin damage in a short amount of time. It is important to protect your skin by wearing sunscreen, sunglasses, and clothing that covers your arms and legs when spending time outdoors.
Miami experiences two main weather seasons: the wet season and the dry season. From May to October, it is the wet season in Miami, with frequent rainfall, high humidity levels, and the possibility of tropical storms or hurricanes. The dry season, from November to April, is characterized by lower humidity, cooler temperatures, and less rainfall. During this time, Miami enjoys mild winters and pleasant spring weather.
Compared to other regions in the United States, Miami has a subtropical climate which means it receives abundant sunshine throughout the year. The city is located in the southern part of Florida, which is closer to the tropics. As a result, Miami has more exposure to the sun and higher temperatures compared to its northern counterparts. The average annual temperature in Miami is around 24 °C (75 °F), making it a popular destination for those seeking warm weather and sunny skies.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Miami. It's designed to provide you with a better understanding of the yearly weather and sun exposure.