UV Index
UV Index
Today's UV index in Oakland, United States 
will be up to 8.8, 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 8.8 in Oakland, 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.
Oakland's UV index typically ranges from moderate to high, especially during summer months when it can reach 7 to 9. Winter months often see lower UV levels around 2 to 4. This variation depends on season and cloud cover.
Oakland experiences mild, wet winters and dry, warm summers. Rain mostly falls between November and March, while summers are sunny with little rain. Temperatures rarely get very hot or very cold, making the climate quite comfortable year-round.
Compared to much of California, Oakland has cooler summers and more rain than inland areas. It is warmer and less rainy than northern coastal cities like San Francisco. Neighboring areas like San Jose tend to have hotter summers and less fog.
See the UV index hour by hour for Oakland, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.