Contiguous U.S., Precipitation Rankings, October 2021 1901-2000 Inches 1 3.15 2.16 0.99 120 9 1952 2009 2020 2019 top-tenth 2 5.54 4.65 0.89 107 22 1952 2018 2020 2019 top-third 3 8.68 7.27 1.41 119 10 1952 2018 2020 2018 top-tenth 4 12.09 10.05 2.04 124 5 1952 1941 2020 2018 top-tenth 5 15.06 12.97 2.09 124 5 1952 1941 2020 2018 top-tenth 6 18.04 15.88 2.16 121 8 1952 1941 2020 2019 top-tenth 7 20.10 18.40 1.70 108 21 1952 1941 2020 2019 top-third 1928 8 22.61 20.91 1.70 106 23 1956 2019 2020 2019 top-third 9 24.63 23.04 1.59 100 29 1934 2019 2020 2019 top-third 10 26.72 25.36 1.36 97 32 1934 2019 2020 2019 top-third 11 28.77 27.70 1.07 81 47 1931 2019 2014 2020 normal 1946 12 30.71 29.93 0.78 77 51 1934 2019 2014 2020 normal 18 46.51 45.83 0.68 70 58 1931 2019 2013 2020 normal 24 61.61 59.90 1.71 85 42 1931 2019 2014 2020 top-third 36 97.88 89.86 8.02 116 10 1956 2019 2016 2020 top-tenth 1985 48 129.78 119.78 10.00 118 7 1956 2019 2016 2020 top-tenth 60 163.35 149.66 13.69 121 3 1934 2019 2018 2020 top-tenth