UV Index
UV Index
Today's UV index in Glendale, United States 
will be up to 9.4, 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: 2025-05-10
With a UV index of 9.4 in Glendale, 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.
Glendale, United States, typically has a UV index that ranges from moderate to very high, especially during the summer months. Sun exposure is strongest around midday in spring and summer.
Glendale experiences warm, dry summers and mild, wetter winters. The hottest months are usually July and August, while December and January tend to be cooler with occasional rainfall. Seasonal changes are noticeable but not extreme.
Compared to the wider southern California region, Glendale's weather is similar, with dry summers and mild winters. It is generally warmer and drier than northern U.S. states but less hot than desert areas like Arizona. Neighboring cities share much of the same climate.
See the UV index hour by hour for Glendale, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.