Placer County, CA: Current UV Index and Hourly Forecast

• USA →
• California →
• Placer County

As of 2:26 PM PDT on October 8, 2025, all 22 cities in Placer County, CA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Tahoma, CA with a reading of 5.3.

Over the next 24 hours, the highest UV Index reading in Placer County, CA is expected to be 5.8 in Kings Beach between 1:00 PM - 2:00 PM PDT tomorrow.

Search Cities in Placer County, CA

Current UV Index in Cities in Placer County, CA

• Alta - 4.9
• Auburn - 4.7
• Carnelian Bay - 5.2
• Cedar Flat - 5.2
• Colfax - 4.7
• Dollar Point - 5.2
• Dutch Flat - 4.9
• Foresthill - 4.9
• Granite Bay - 4.6
• Kings Beach - 5.2
• Lincoln - 4.6
• Loomis - 4.6
• Meadow Vista - 4.7
• Newcastle - 4.6
• North Auburn - 4.7
• Penryn - 4.6
• Rocklin - 4.6
• Roseville - 4.6
• Sheridan - 4.6
• Sunnyside-Tahoe City - 5.2
• Tahoe Vista - 5.2
• Tahoma - 5.3