Cupertino UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index0.0
- Avg Clouds0%
- Max Temp0 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cupertino, California, United States 
will reach a high of 0 today. This means a normal level of sun exposure. See our tips below to stay safe!
Hourly Forecast Chart
Today's Safety Tips
Check the live data above for the current conditions and stay safe in the sun!
Cupertino's UV Index
The UV index in Cupertino, California, typically ranges from moderate to high, reaching its peak during summer months with values often between 7 and 9, making sun exposure stronger during this time.
Weather Seasons
Cupertino experiences warm, dry summers and mild, wet winters. Most rain falls between November and March, while summers are usually sunny and dry, with temperatures often in the 70s and 80s Fahrenheit (20s to 30s Celsius).
Cupertino's Climate
Compared to other parts of California and neighboring states, Cupertino has a milder climate. It is cooler and less rainy than inland areas but warmer and drier than coastal cities like San Francisco, making it pleasant year-round.
Hourly UV Index Trend
See the UV index hour by hour for Cupertino. When the level is high, it's smart to find some shade.
- Loading hourly data...