"station_id" "year" "Jan" "Feb" "Mar" "Apr" "May" "Jun" "Jul" "Aug" "Sep" "Oct" "Nov" "Dec" 01053500 1913 57.89 59.13 78.90 134.12 86.70 73.46 55.23 57.86 47.99 36.68 34.14 50.75 01053500 1914 51.99 52.12 46.74 32.59 65.93 43.54 44.14 47.15 50.00 47.29 46.21 42.75 01053500 1915 43.70 40.06 34.56 25.96 31.13 37.26 22.87 23.77 41.14 44.33 45.62 46.93 01053500 1916 42.02 42.63 45.86 40.27 60.62 124.76 55.08 49.76 50.41 47.19 47.46 44.76 01053500 1917 54.82 62.54 62.94 43.24 54.93 201.86 70.53 56.10 52.37 50.16 54.61 60.56 01053500 1918 57.00 57.25 59.71 56.23 42.14 41.90 50.58 55.78 39.32 38.72 57.19 56.83 01053500 1919 65.88 52.11 46.83 58.05 113.92 63.44 56.32 52.89 47.93 37.84 33.43 49.32 01053500 1920 54.22 56.37 47.32 44.17 84.99 59.72 44.62 47.83 48.10 45.79 45.53 45.00 01053500 1921 56.76 60.82 56.27 66.82 57.43 46.35 38.01 36.30 34.51 26.09 21.50 26.05 01053500 1922 33.42 32.44 23.70 57.34 50.28 80.34 55.73 46.05 48.16 49.25 50.95 53.68 01053500 1923 51.08 51.56 43.17 34.15 95.74 47.80 43.25 42.37 43.42 38.63 32.32 26.15 01053500 1924 42.13 48.07 51.22 46.12 65.80 41.29 32.68 32.49 45.26 36.55 45.38 49.18 01053500 1925 52.50 55.73 50.51 52.04 58.72 59.10 57.58 55.95 43.74 35.28 85.31 77.92 01053500 1926 62.26 71.71 64.52 50.80 88.40 47.33 56.47 58.02 53.49 43.22 40.99 49.78 01053500 1927 49.98 50.38 43.93 49.76 43.02 54.09 59.20 56.70 54.46 35.52 59.54 68.89 01053500 1928 67.81 72.67 70.80 58.33 174.26 101.33 65.40 60.35 49.68 49.40 47.01 54.51 01053500 1929 56.54 60.65 52.25 63.86 220.70 68.02 64.67 55.90 52.96 46.83 40.54 48.70 01053500 1930 29.65 27.56 33.78 49.43 78.12 94.15 46.72 45.44 44.91 39.58 29.98 38.51 01053500 1931 40.43 40.41 36.59 41.01 31.78 39.08 42.90 43.42 39.36 36.93 33.55 45.55 01053500 1932 45.46 50.12 47.96 56.25 102.91 77.68 42.21 45.55 48.60 46.77 40.69 56.18 01053500 1933 61.05 57.49 56.58 81.98 170.11 71.80 55.53 36.49 41.95 30.91 37.16 46.07 01053500 1934 48.63 54.90 47.76 107.83 91.61 52.24 55.59 49.76 40.92 41.55 30.83 43.04 01053500 1935 42.89 57.18 54.50 61.46 69.09 123.91 57.86 48.91 43.63 40.19 29.55 39.05 01053500 1936 38.69 43.36 154.45 113.45 176.51 47.21 45.18 45.18 41.25 32.70 44.08 43.11 01053500 1937 57.84 63.91 75.40 51.06 185.16 65.89 55.06 55.17 52.21 40.92 34.19 44.06 01053500 1938 56.93 51.86 56.54 93.77 89.06 45.26 40.71 44.33 46.60 40.86 41.54 53.33 01053500 1939 58.30 55.42 62.41 57.29 87.76 54.50 41.11 40.60 37.57 33.94 33.25 38.05 01053500 1940 39.94 41.38 38.14 21.82 100.41 48.19 33.24 36.26 31.16 34.08 22.12 34.24 01053500 1941 36.53 40.89 42.63 41.98 29.09 34.31 34.01 36.62 32.80 26.59 24.75 31.95 01053500 1942 29.25 32.45 28.74 64.30 47.97 99.95 45.33 46.21 39.69 37.22 31.85 36.08 01053500 1943 38.29 34.94 29.71 34.10 105.53 146.05 41.82 43.82 50.59 33.21 61.47 76.08 01053500 1944 63.10 51.44 53.57 50.39 103.12 45.83 42.79 44.06 38.94 33.98 39.08 44.89 01053500 1945 50.82 56.71 70.47 120.04 150.84 56.86 56.66 48.58 42.88 41.12 52.97 57.20 01053500 1946 58.95 61.20 59.69 42.87 89.78 52.63 52.24 41.85 42.51 32.40 33.22 47.63 01053500 1947 62.84 63.30 75.25 55.85 187.85 98.51 48.92 56.98 50.80 41.62 36.34 33.44 01053500 1948 35.81 34.51 16.77 48.18 79.47 37.92 44.59 49.85 48.88 37.11 28.79 45.20 01053500 1949 39.71 49.06 38.26 56.02 39.89 39.34 45.56 49.17 41.99 37.41 32.34 30.68 01053500 1950 32.39 52.91 51.33 51.52 57.47 48.22 71.63 52.51 53.43 48.98 37.03 61.25 01053500 1951 71.46 64.00 61.14 79.85 108.75 61.24 45.53 51.55 49.88 44.76 32.47 50.29 01053500 1952 55.67 59.94 60.01 66.45 61.57 99.56 51.32 50.23 47.85 42.05 35.58 27.92 01053500 1953 27.95 29.47 53.58 77.12 104.44 44.83 46.93 49.00 50.55 42.94 35.44 33.74 01053500 1954 43.36 40.45 40.99 93.77 116.76 103.00 62.50 56.09 134.17 111.82 66.61 80.20 01053500 1955 77.44 65.47 68.35 81.00 108.36 68.40 54.09 53.36 62.05 47.12 33.72 40.14 01053500 1956 33.90 44.63 45.62 32.75 71.31 64.71 49.49 51.13 46.93 46.76 44.18 41.23 01053500 1957 43.13 44.18 37.63 24.25 33.11 38.70 41.35 51.77 52.47 48.42 31.27 50.48 01053500 1958 65.39 81.08 78.38 83.93 82.28 59.30 43.40 56.36 60.01 53.43 54.45 62.55 01053500 1959 59.43 56.78 49.98 52.62 42.69 76.66 62.40 53.98 52.41 45.74 51.06 75.48 01053500 1960 77.52 81.16 80.77 79.61 121.83 49.72 50.30 54.92 49.17 43.23 43.06 45.50 01053500 1961 43.55 39.69 35.18 31.12 65.56 69.84 52.40 57.96 55.71 52.61 41.23 38.53 01053500 1962 40.37 40.85 38.36 48.41 55.61 46.02 45.01 46.07 55.09 48.07 54.78 66.24 01053500 1963 70.15 68.96 69.05 47.94 85.52 58.35 46.91 45.46 53.73 55.99 43.76 63.15 01053500 1964 67.43 68.77 56.32 49.56 42.41 45.68 45.33 52.38 53.81 47.98 35.99 35.75 01053500 1965 45.69 43.82 40.87 23.58 30.42 34.44 38.83 36.21 32.07 29.59 39.34 44.07 01053500 1966 45.89 44.01 43.04 35.15 52.16 52.81 52.71 48.17 51.33 46.94 37.78 43.02 01053500 1967 46.73 46.71 38.70 29.64 50.93 38.23 50.00 53.02 52.67 49.07 49.64 44.59 01053500 1968 48.47 43.73 37.15 64.18 35.02 58.40 61.39 54.55 50.44 47.44 38.21 35.89 01053500 1969 37.36 39.09 44.11 69.49 181.77 69.23 48.99 55.72 62.80 62.00 48.84 62.80 01053500 1970 101.63 74.93 70.41 74.09 130.91 58.59 47.88 48.49 46.61 46.22 50.73 50.49 01053500 1971 50.39 45.82 54.71 50.94 77.84 54.91 46.43 44.87 47.45 47.38 44.16 35.76 01053500 1972 37.38 37.98 36.15 39.22 113.50 66.03 59.60 59.60 60.02 53.55 42.15 39.60 01053500 1973 45.32 55.85 56.76 69.71 102.86 84.98 94.11 51.55 50.48 49.58 48.20 133.72 01053500 1974 86.48 62.06 57.16 79.61 231.98 60.63 65.33 59.42 54.09 50.34 41.70 40.90 01053500 1975 47.69 48.69 42.58 60.64 52.54 43.30 47.76 49.84 42.58 41.27 44.51 50.56 01053500 1976 51.77 42.53 54.36 121.19 140.02 53.97 50.47 48.99 58.50 58.01 62.70 65.78 01053500 1977 67.99 66.65 56.72 79.02 44.29 47.84 55.79 50.85 48.96 95.40 67.84 67.28 01053500 1978 60.34 71.78 116.65 63.37 111.97 108.37 53.93 51.57 51.31 44.68 38.40 35.06 01053500 1979 32.82 39.21 47.98 61.86 87.92 70.65 46.10 46.84 43.35 38.89 40.49 48.70 01053500 1980 48.33 48.08 42.77 34.72 30.13 37.26 36.42 37.91 36.83 34.08 41.02 45.43 01053500 1981 52.19 57.57 41.59 35.68 34.25 56.20 57.43 49.10 51.30 59.07 70.04 69.23 01053500 1982 67.27 72.76 71.55 83.71 97.44 52.73 48.86 45.97 47.17 46.46 38.83 40.99 01053500 1983 45.96 46.26 45.51 49.66 99.34 67.99 47.31 46.69 50.44 50.49 46.73 53.14 01053500 1984 64.53 68.68 55.31 92.35 84.93 103.08 66.49 56.23 60.65 50.16 37.29 34.22 01053500 1985 37.86 38.05 35.01 47.26 39.17 38.89 45.76 47.79 48.70 45.23 40.70 55.80 01053500 1986 57.12 63.26 59.67 61.47 52.95 52.89 51.43 48.69 49.67 52.86 50.72 47.65 01053500 1987 50.93 53.16 46.60 77.12 37.54 42.65 45.14 46.92 41.58 38.48 40.85 39.43 01053500 1988 47.84 41.88 39.96 43.26 33.82 37.38 37.10 40.91 54.91 49.34 49.02 57.82 01053500 1989 58.92 52.86 39.69 56.36 126.66 72.65 44.90 44.40 51.00 60.22 40.16 43.85 01053500 1990 42.56 57.71 71.67 52.97 69.37 58.17 50.77 64.13 51.18 89.97 98.80 73.93 01053500 1991 87.16 96.07 71.97 110.46 56.31 45.67 44.62 44.34 59.71 69.31 58.63 66.13 01053500 1992 63.55 59.58 59.48 57.09 48.32 40.18 51.88 47.65 41.86 40.84 38.46 38.11 01053500 1993 44.88 54.33 59.65 91.08 40.63 55.61 43.06 44.40 46.76 52.10 44.94 39.43 01053500 1994 46.98 58.60 56.33 77.64 89.87 60.30 56.09 48.77 44.08 49.65 39.00 31.87 01053500 1995 47.42 62.19 55.17 29.86 38.45 36.70 35.30 34.64 31.58 37.19 82.07 64.50 01053500 1996 67.49 103.19 110.99 87.03 174.67 88.18 130.86 62.74 49.88 38.96 42.08 53.57 01053500 1997 58.31 63.29 76.15 60.82 84.28 64.91 56.75 48.75 57.62 43.57 45.31 41.05 01053500 1998 41.40 61.34 66.16 107.56 55.03 96.05 81.10 62.04 44.57