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Portland Portland Presque Isle Presque Isle Houlton Bangor Rockland Augusta Greenville Quebec Quebec S. Johnsbury S. Johnsbury Fryeburg Grand Manan S. Millinocket Thetford Mines Rcs Frenchville Fredericton Fredericton Yarmouth Yarmouth Concord uv index  USA Forecast maps
Last updated: Thu 28 Mar 17:26 EDT

The strength of the sun's ultraviolet (UV) radiation is expressed as a Solar UV Index or Sun Index. Indices of 9 and 10 are common in the Mediterranean area. The Sun Index forecast refers to the daily maximum.


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