Guernsey UV index

Local Time Su Apr 20 Mo Apr 21 Tu Apr 22 We Apr 23
UV index 4 4 5 3

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: Su, 20 Apr, 10:22 BST