This website uses cookies. Read about how we use cookies. OK

                               

World

North America

new WeatherOnline
Weather App

San Francisco Day 5 to 8 UV index

Local Time Su Apr 28 Mo Apr 29 Tu Apr 30 We May 01
UV index 8 8 8 8


The strength of the sun's ultraviolet (UV) radiation is expressed as a Solar UV Index or Sun Index.The UV Index does not exceed 8 in the UK (8 is rare; 7 may occur on exceptional days, mostly in the two weeks around the summer solstice). Indices of 9 and 10 are common in the Mediterranean area. The Sun Index forecast refers to the daily maximum.


Last updated: We, 24 Apr, 19:44 BST

Forecast

San Francisco

Current weather

Radar

Radar California!

Webcam

Webcam El Granada: Half Moon Bay South