Mission Viejo UV Index Today
- Current UV Index5.0
- Peak UV Index7.0
- Temperature22.5 ℃
- Peak UV at 1 PM
- Protection Recommended ☀️
Last updated:
The UV index in Mission Viejo, California, United States 
will reach a high of 5 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!
Mission Viejo's UV Index
The UV index in Mission Viejo is generally high, often ranging from 6 to 10 during spring and summer, indicating strong sun exposure. It lowers to moderate levels, around 3 to 5, in fall and winter months.
Weather Seasons
Mission Viejo experiences warm, dry summers with temperatures often in the mid-80s to low 90s (°F). Winters are mild and wet, with temperatures rarely dropping below 40°F. Rain mostly falls between November and March.
Mission Viejo's Climate
Compared to nearby coastal cities like Laguna Beach, Mission Viejo is warmer and less humid. It has milder winters than inland areas like Riverside and hotter summers than San Diego, reflecting its location in Southern California’s Orange County.
Hourly UV Index Trend
See the UV index hour by hour for Mission Viejo. When the level is high, it's smart to find some shade.
- TimeUVLevelTemp
- 12 PM5.0moderate22 ℃
Nearby Cities
Check the UV index in other cities near Mission Viejo.