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


Johnston Atoll Day 5 to 8 UV index

Local Time Su Dec 12 Mo Dec 13 Tu Dec 14 We Dec 15
UV index 4 4 4 4

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, 08 Dec, 09:04 GMT


Johnston Atoll

Current weather