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    Boulder Freeze Details

    Station Name Station IDLatitude Longitude Country State Period Years
    BOULDER 420849 37.905 -111.42 United States Utah 1946-2011 53

    Last spring freeze
    Early Early Year Avg Median Late Late Year
    27-Apr 2009 19-May 15-May 30-Jun 1968

    First fall freeze
    Early Early Year Avg Median Late Late Year
    09-Sep 1962 03-Oct 03-Oct 06-Nov 1987

    Freeze-free Season
    Short Short Year Avg Median Long Long Year
    79 1968 138.5 140.0 175 2004