Merced County, CA: Current UV Index and Hourly Forecast

• USA →
• California →
• Merced County

As of 11:55 AM PST on November 9, 2025, all 25 cities in Merced County, CA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Santa Nella, CA with a reading of 3.5.

Over the next 24 hours, the highest UV Index reading in Merced County, CA is expected to be 3.9 in Los Banos between 12:00 PM - 1:00 PM PST today.

Search Cities in Merced County, CA

Current UV Index in Cities in Merced County, CA

• Atwater - 3.3
• Ballico - 3.2
• Bear Creek - 3.3
• Cressey - 3.2
• Delhi - 3.2
• Dos Palos - 3.4
• Dos Palos Y - 3.4
• El Nido - 3.3
• Franklin - 3.3
• Gustine - 3.4
• Hilmar-Irwin - 3.2
• Le Grand - 3.4
• Livingston - 3.2
• Los Banos - 3.4
• McSwain - 3.3
• Merced - 3.3
• Planada - 3.4
• Santa Nella - 3.5
• Snelling - 3.3
• South Dos Palos - 3.4
• Stevinson - 3.3
• Tuttle - 3.3
• University of California-Merced - 3.3
• Volta - 3.5
• Winton - 3.3