Santa Clara UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index2
- Avg Clouds100%
- Max Temp17.1 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Santa Clara, United States 
will reach a high of 2 today. This means a low level of sun exposure. See our tips below to stay safe!
Last checked: 2025-12-22
Hourly Forecast Chart
Today's Safety Tips
The sun danger is low (0-2). You can enjoy the outdoors safely! On bright days, sunglasses are a good idea.
Santa Clara's UV Index
Santa Clara often has a UV index that ranges from moderate to high, especially during summer months when the sun is strongest around midday.
Weather Seasons
Weather in Santa Clara changes with the seasons: summers are warm and dry, while winters are mild and wetter. Spring and fall are pleasant with moderate temperatures and occasional rain.
Santa Clara's Climate
Compared to other parts of California, Santa Clara is warmer and drier than coastal cities but cooler than inland desert areas. It is sunnier and less rainy than nearby northern regions like Oregon and Washington.
Hourly UV Index Trend
See the UV index hour by hour for Santa Clara. When the level is high, it's smart to find some shade.
- Loading hourly data...