from https://www.dwd.de/EN/ourservices/zeitreihen/zeitreihen.html?nn=24778#buehneTop
May annual precipitation in Germany
1881	47.3
1882	59.1
1883	51.5
1884	57.4
1885	82.4
1886	60.0
1887	105.5
1888	26.5
1889	82.1
1890	70.3
1891	58.3
1892	47.8
1893	44.7
1894	55.9
1895	76.8
1896	40.0
1897	83.3
1898	103.9
1899	93.0
1900	53.8
1901	38.6
1902	91.2
1903	53.2
1904	68.5
1905	40.8
1906	89.5
1907	58.8
1908	96.4
1909	37.1
1910	61.7
1911	51.1
1912	75.1
1913	63.3
1914	96.7
1915	39.6
1916	62.5
1917	39.9
1918	35.6
1919	24.9
1920	74.8
1921	62.9
1922	44.5
1923	86.8
1924	90.5
1925	44.5
1926	81.3
1927	52.6
1928	63.3
1929	46.2
1930	90.5
1931	65.3
1932	99.0
1933	86.0
1934	32.5
1935	58.1
1936	52.7
1937	54.2
1938	71.4
1939	71.1
1940	59.5
1941	77.2
1942	67.9
1943	45.7
1944	45.7
1945	72.9
1946	74.7
1947	41.4
1948	59.1
1949	94.5
1950	73.8
1951	69.8
1952	53.0
1953	63.2
1954	51.6
1955	75.6
1956	47.3
1957	49.4
1958	89.9
1959	50.8
1960	67.0
1961	104.4
1962	79.9
1963	51.7
1964	70.2
1965	96.9
1966	68.7
1967	83.5
1968	73.3
1969	75.1
1970	75.5
1971	65.7
1972	89.6
1973	60.4
1974	67.3
1975	53.5
1976	57.2
1977	37.7
1978	96.4
1979	61.4
1980	40.4
1981	79.2
1982	62.6
1983	116.1
1984	115.9
1985	72.1
1986	85.8
1987	90.5
1988	42.5
1989	28.2
1990	30.8
1991	48.3
1992	29.2
1993	72.7
1994	76.9
1995	77.8
1996	91.4
1997	64.3
1998	45.1
1999	76.0
2000	66.0
2001	40.3
2002	79.1
2003	66.0
2004	72.3
2005	84.5
2006	94.5
2007	131.1
2008	30.2
2009	76.0
2010	103.3
2011	44.1
2012	52.8
2013	128.2
2014	90.4
2015	51.7
2016	67.7
2017	59.6
2018	52.0
2019	78.6
2020	38.4
2021	94.9