| Local Time | Su Sep 15 | Mo Sep 16 | Tu Sep 17 | We Sep 18 |
| UV index | 11 | 9 | 9 | 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. |
