Top 100 least Rainiest Months
| This year is highlighted if in the top 100, (*) means data not complete |
|---|
| #1 | May. 2021 * | 0.00" | #26 | May. 1880 | 0.54" | #51 | Jun. 1960 | 0.71" | #76 | Aug. 1951 | 0.89" |
| #2 | Oct. 1924 | 0.09" | #27 | Feb. 2002 | 0.55" | #52 | Oct. 1928 | 0.73" | #77 | Jun. 1873 | 0.90" |
| #3 | Oct. 1963 | 0.09" | #28 | Nov. 2001 | 0.56" | #53 | Jun. 1885 | 0.74" | #78 | May. 1914 | 0.90" |
| #4 | Jun. 1949 | 0.11" | #29 | Jun. 1988 | 0.57" | #54 | Jan. 1970 | 0.74" | #79 | May. 1955 | 0.91" |
| #5 | Sep. 1884 | 0.20" | #30 | Sep. 2007 | 0.58" | #55 | Feb. 1991 | 0.75" | #80 | Mar. 2006 | 0.91" |
| #6 | Sep. 2005 | 0.21" | #31 | Aug. 1895 | 0.59" | #56 | Jul. 1894 | 0.75" | #81 | May. 1903 | 0.93" |
| #7 | Jun. 1964 | 0.21" | #32 | Apr. 1881 | 0.61" | #57 | Dec. 1980 | 0.77" | #82 | Oct. 1994 | 0.94" |
| #8 | Dec. 1955 | 0.25" | #33 | Sep. 1895 | 0.61" | #58 | Mar. 2012 | 0.79" | #83 | Sep. 1881 | 0.94" |
| #9 | Oct. 1892 | 0.30" | #34 | May. 1887 | 0.62" | #59 | Nov. 1890 | 0.80" | #84 | Aug. 1916 | 0.94" |
| #10 | Nov. 1976 | 0.32" | #35 | Jun. 1995 | 0.62" | #60 | Aug. 1980 | 0.80" | #85 | Oct. 1962 | 0.95" |
| #11 | Sep. 1906 | 0.36" | #36 | Oct. 1920 | 0.64" | #61 | May. 1959 | 0.80" | #86 | Nov. 1981 | 0.95" |
| #12 | Mar. 1910 | 0.38" | #37 | Jul. 1957 | 0.64" | #62 | Nov. 1974 | 0.81" | #87 | Sep. 1878 | 0.96" |
| #13 | Oct. 1921 | 0.40" | #38 | Nov. 1973 | 0.64" | #63 | Sep. 1970 | 0.82" | #88 | Jul. 1881 | 0.96" |
| #14 | Oct. 1879 | 0.41" | #39 | Jun. 1923 | 0.65" | #64 | Dec. 1998 | 0.82" | #89 | Dec. 1925 | 0.96" |
| #15 | Jun. 1966 | 0.41" | #40 | Aug. 1943 | 0.65" | #65 | Dec. 1877 | 0.83" | #90 | Jan. 1940 | 0.96" |
| #16 | Nov. 1922 | 0.43" | #41 | Aug. 1877 | 0.66" | #66 | Oct. 1909 | 0.83" | #91 | Feb. 1980 | 0.96" |
| #17 | Sep. 1968 | 0.44" | #42 | Nov. 1908 | 0.67" | #67 | Oct. 2001 | 0.83" | #92 | Aug. 2001 | 0.97" |
| #18 | Jan. 1955 | 0.45" | #43 | Mar. 1966 | 0.68" | #68 | Feb. 1877 | 0.84" | #93 | Aug. 1876 | 0.98" |
| #19 | Sep. 1915 | 0.46" | #44 | Jul. 1983 | 0.68" | #69 | Feb. 2009 | 0.84" | #94 | Aug. 2015 | 0.98" |
| #20 | Aug. 1896 | 0.46" | #45 | Oct. 1918 | 0.69" | #70 | Dec. 1889 | 0.85" | #95 | Feb. 1892 | 0.98" |
| #21 | May. 1964 | 0.47" | #46 | Mar. 1885 | 0.69" | #71 | Sep. 1914 | 0.86" | #96 | Dec. 1985 | 0.98" |
| #22 | Oct. 1952 | 0.49" | #47 | Nov. 1936 | 0.69" | #72 | Feb. 1901 | 0.86" | #97 | Nov. 1882 | 0.99" |
| #23 | Aug. 1964 | 0.49" | #48 | May. 1986 | 0.70" | #73 | Nov. 1917 | 0.86" | #98 | Dec. 1896 | 1.00" |
| #24 | Jan. 1981 | 0.50" | #49 | May. 1977 | 0.70" | #74 | Sep. 1941 | 0.88" | #99 | Mar. 1915 | 1.00" |
| #25 | Apr. 1985 | 0.52" | #50 | Oct. 1922 | 0.71" | #75 | Jan. 1992 | 0.88" | #100 | Nov. 1931 | 1.00" |