Colorado, Precipitation Rankings, May 1913 1901-2000 Inches 1 0.92 2.02 -1.10 13 116 1974 2015 1911 1912 bottom-tenth 1942 2 2.23 3.86 -1.63 10 119 2002 1957 1899 1912 bottom-tenth 3 3.07 5.37 -2.30 6 123 2002 1957 1899 1912 bottom-tenth 1989 4 4.54 6.46 -1.92 13 116 2002 1905 1910 1912 bottom-tenth 1956 5 5.42 7.52 -2.10 12 117 2002 1957 1910 1912 bottom-tenth 6 6.03 8.60 -2.57 8 120 2002 1957 1913 1912 bottom-tenth 7 6.52 9.66 -3.14 4 124 2002 1957 1913 1912 bottom-tenth 8 8.08 11.00 -2.92 8 120 2002 1995 1904 1912 bottom-tenth 9 9.40 12.43 -3.03 9 119 2002 1942 1904 1912 bottom-tenth 10 11.43 14.44 -3.01 14 114 2002 1942 1904 1912 bottom-third 11 14.38 16.54 -2.16 27 101 2002 1942 1904 1912 bottom-third 12 16.72 18.08 -1.36 45 83 2002 1942 1911 1912 normal 18 25.33 26.70 -1.37 46 81 2013 1942 1911 1912 normal 24 36.19 36.18 0.01 68 59 1902 1942 1912 1910 normal 36 52.15 54.21 -2.06 43 83 2022 1943 1904 1912 normal 48 70.56 72.23 -1.67 48 77 1956 1944 1905 1912 normal 60 90.52 90.24 0.28 64 60 2022 1987 1912 1910 normal