Precipitation annual maximum series (inches) Station ID: 51-4766 Station name: KOOLAU DAM 833 State: HI Latitude (decimal degrees): 21.4981 Longitude (decimal degrees): 157.9697 Elevation (feet): 1160 Duration: 01d -9.99 1919 5.35 1920 4.80 1921 6.55 1922 4.38 1923 5.75 1924 3.42 1925 3.04 1926 4.48 1927 6.02 1928 3.05 1929 4.10 1930 5.05 1931 6.14 1932 6.32 1933 3.10 1934 8.75 1935 3.12 1936 5.48 1937 2.59 1938 3.58 1939 3.34 1940 5.56 1941 3.38 1942 2.07 1943 3.95 1944 4.26 1945 4.50 1946 4.60 1947 4.39 1948 7.24 1949 7.30 1950 5.12 1951 3.80 1952 4.03 1953 5.66 1954 13.20 1955 4.30 1956 4.68 1957 8.68 1958 4.30 1959 3.85 1960 3.65 1961 5.18 1962 4.65 1963 2.53 1964 5.90 1965 6.40 1966 6.90 1967 8.12 1968 8.14 1969 7.80 1970 4.70 1971 3.75 1972 4.08 1973 7.02 1974 4.07 1975 4.93 1976 8.60 1977 3.45 1978 5.80 1979 9.50 1980 3.65 1981 8.57 1982 -9.99 1983 -9.99 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 -9.99 1997 -9.99 1998 -9.99 1999 Duration: 02d -9.99 1919 7.09 1920 6.80 1921 8.11 1922 5.57 1923 6.45 1924 5.00 1925 3.34 1926 7.48 1927 6.67 1928 4.56 1929 4.46 1930 5.94 1931 10.16 1932 7.41 1933 4.25 1934 10.68 1935 4.64 1936 8.35 1937 3.01 1938 4.49 1939 5.92 1940 6.12 1941 5.30 1942 2.87 1943 5.00 1944 8.31 1945 5.58 1946 7.00 1947 5.65 1948 10.95 1949 8.03 1950 6.86 1951 6.00 1952 4.96 1953 6.23 1954 14.52 1955 7.11 1956 8.36 1957 11.30 1958 6.24 1959 4.06 1960 5.85 1961 6.15 1962 7.00 1963 4.67 1964 7.25 1965 9.94 1966 7.77 1967 10.81 1968 12.29 1969 -9.99 1970 -9.99 1971 -9.99 1972 5.55 1973 12.03 1974 5.09 1975 7.39 1976 9.46 1977 6.30 1978 8.72 1979 10.32 1980 4.90 1981 10.72 1982 -9.99 1983 -9.99 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 11.94 1997 -9.99 1998 -9.99 1999 Duration: 04d -9.99 1919 9.64 1920 10.60 1921 10.94 1922 9.95 1923 7.80 1924 6.04 1925 3.71 1926 8.46 1927 8.62 1928 6.70 1929 5.68 1930 6.81 1931 10.67 1932 8.06 1933 6.42 1934 12.52 1935 5.14 1936 10.99 1937 4.49 1938 7.67 1939 8.24 1940 6.43 1941 6.82 1942 4.52 1943 5.66 1944 12.03 1945 8.91 1946 9.52 1947 7.87 1948 12.23 1949 9.87 1950 9.34 1951 8.51 1952 5.71 1953 9.68 1954 15.62 1955 8.28 1956 10.72 1957 11.87 1958 8.18 1959 6.19 1960 6.65 1961 7.03 1962 11.64 1963 4.99 1964 7.61 1965 16.54 1966 10.76 1967 12.36 1968 13.56 1969 10.66 1970 10.48 1971 9.43 1972 7.25 1973 14.94 1974 8.30 1975 14.29 1976 9.93 1977 7.03 1978 11.67 1979 17.32 1980 5.20 1981 11.62 1982 -9.99 1983 -9.99 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 14.36 1997 -9.99 1998 -9.99 1999 Duration: 07d -9.99 1919 11.29 1920 12.21 1921 12.52 1922 13.30 1923 12.41 1924 6.95 1925 4.11 1926 10.08 1927 9.58 1928 9.02 1929 6.63 1930 7.66 1931 11.39 1932 9.32 1933 6.73 1934 13.72 1935 5.70 1936 11.53 1937 6.57 1938 8.50 1939 9.29 1940 6.43 1941 9.32 1942 5.10 1943 6.41 1944 14.46 1945 11.11 1946 12.27 1947 10.62 1948 12.75 1949 10.14 1950 12.11 1951 10.38 1952 7.98 1953 13.61 1954 18.74 1955 8.38 1956 13.17 1957 13.35 1958 9.70 1959 6.96 1960 8.78 1961 8.84 1962 12.95 1963 6.51 1964 10.30 1965 16.77 1966 13.67 1967 14.22 1968 13.98 1969 11.59 1970 12.13 1971 11.33 1972 10.19 1973 18.21 1974 13.64 1975 15.15 1976 10.92 1977 7.62 1978 12.28 1979 20.49 1980 6.34 1981 12.71 1982 -9.99 1983 -9.99 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 17.99 1997 -9.99 1998 -9.99 1999 Duration: 10d -9.99 1919 12.59 1920 13.90 1921 13.45 1922 18.09 1923 14.54 1924 11.36 1925 6.85 1926 11.23 1927 10.22 1928 9.47 1929 8.06 1930 7.83 1931 14.09 1932 9.82 1933 7.13 1934 15.63 1935 5.90 1936 12.09 1937 6.96 1938 8.90 1939 9.92 1940 6.43 1941 12.71 1942 8.35 1943 7.82 1944 19.10 1945 14.56 1946 13.30 1947 11.58 1948 15.83 1949 10.80 1950 14.64 1951 13.02 1952 9.34 1953 16.60 1954 22.70 1955 8.73 1956 14.04 1957 13.47 1958 10.60 1959 8.57 1960 9.71 1961 10.48 1962 14.69 1963 7.14 1964 11.90 1965 19.31 1966 15.73 1967 14.41 1968 17.41 1969 12.63 1970 13.93 1971 13.24 1972 11.04 1973 19.54 1974 18.30 1975 15.62 1976 12.04 1977 9.96 1978 12.50 1979 26.09 1980 9.35 1981 14.67 1982 -9.99 1983 9.15 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 22.05 1997 -9.99 1998 -9.99 1999 Duration: 20d -9.99 1919 17.07 1920 26.51 1921 19.70 1922 22.45 1923 16.44 1924 17.30 1925 8.64 1926 14.56 1927 19.24 1928 12.51 1929 12.12 1930 9.60 1931 26.70 1932 15.82 1933 9.60 1934 16.51 1935 10.37 1936 15.15 1937 9.81 1938 11.99 1939 12.70 1940 8.96 1941 16.08 1942 9.81 1943 9.71 1944 23.16 1945 20.11 1946 16.75 1947 14.65 1948 26.36 1949 17.62 1950 23.84 1951 16.94 1952 13.00 1953 27.68 1954 30.41 1955 14.01 1956 20.26 1957 17.41 1958 13.75 1959 11.28 1960 13.84 1961 14.49 1962 22.67 1963 9.70 1964 18.01 1965 23.45 1966 19.35 1967 20.14 1968 23.71 1969 15.59 1970 19.59 1971 16.48 1972 19.93 1973 26.72 1974 22.72 1975 21.84 1976 15.97 1977 12.81 1978 17.47 1979 37.02 1980 11.99 1981 19.40 1982 -9.99 1983 13.52 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 28.07 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 28.83 1997 -9.99 1998 -9.99 1999 Duration: 30d -9.99 1919 20.43 1920 29.91 1921 22.12 1922 24.35 1923 18.51 1924 21.85 1925 11.24 1926 18.12 1927 21.97 1928 13.48 1929 13.02 1930 12.39 1931 29.70 1932 19.59 1933 12.05 1934 17.08 1935 12.73 1936 18.61 1937 11.97 1938 14.24 1939 15.22 1940 10.43 1941 17.92 1942 12.33 1943 10.87 1944 27.21 1945 26.11 1946 19.77 1947 18.48 1948 33.79 1949 20.01 1950 36.38 1951 20.80 1952 17.79 1953 33.67 1954 32.56 1955 17.77 1956 26.36 1957 23.60 1958 17.62 1959 15.87 1960 18.10 1961 18.80 1962 31.04 1963 14.16 1964 20.54 1965 28.86 1966 27.69 1967 26.62 1968 29.15 1969 19.79 1970 26.96 1971 19.57 1972 25.73 1973 29.49 1974 29.10 1975 30.07 1976 22.33 1977 15.38 1978 26.09 1979 42.39 1980 15.15 1981 24.00 1982 -9.99 1983 19.83 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 -9.99 1997 -9.99 1998 -9.99 1999 Duration: 45d -9.99 1919 22.46 1920 37.33 1921 33.01 1922 29.75 1923 23.73 1924 25.52 1925 14.94 1926 21.64 1927 29.40 1928 18.19 1929 16.90 1930 16.57 1931 34.14 1932 23.01 1933 14.73 1934 19.09 1935 18.54 1936 20.74 1937 16.00 1938 15.90 1939 17.42 1940 11.03 1941 18.84 1942 17.99 1943 13.33 1944 36.23 1945 29.26 1946 24.77 1947 26.89 1948 49.19 1949 28.58 1950 43.72 1951 26.46 1952 25.82 1953 42.52 1954 37.41 1955 20.53 1956 29.89 1957 34.47 1958 21.00 1959 19.93 1960 23.12 1961 24.07 1962 41.21 1963 19.88 1964 25.20 1965 41.14 1966 34.15 1967 35.07 1968 38.86 1969 27.36 1970 35.53 1971 29.84 1972 27.83 1973 38.64 1974 32.66 1975 40.46 1976 32.13 1977 23.48 1978 35.50 1979 58.07 1980 18.26 1981 30.94 1982 -9.99 1983 22.39 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 -9.99 1997 -9.99 1998 -9.99 1999 Duration: 60d -9.99 1919 23.83 1920 47.54 1921 38.90 1922 37.39 1923 25.49 1924 30.52 1925 18.86 1926 26.56 1927 31.89 1928 20.47 1929 19.82 1930 19.91 1931 35.92 1932 29.99 1933 17.59 1934 23.38 1935 24.25 1936 25.53 1937 20.39 1938 18.16 1939 19.65 1940 15.22 1941 23.52 1942 20.62 1943 15.63 1944 41.15 1945 35.68 1946 30.76 1947 31.78 1948 60.52 1949 34.97 1950 46.35 1951 32.60 1952 31.82 1953 49.86 1954 42.81 1955 24.08 1956 32.90 1957 39.38 1958 26.17 1959 25.87 1960 28.81 1961 30.83 1962 48.02 1963 23.54 1964 33.57 1965 46.76 1966 37.49 1967 39.94 1968 43.45 1969 35.22 1970 47.24 1971 36.52 1972 35.03 1973 45.10 1974 42.83 1975 46.17 1976 40.12 1977 29.48 1978 38.11 1979 68.11 1980 23.14 1981 38.94 1982 -9.99 1983 29.13 1984 -9.99 1985 -9.99 1986 -9.99 1987 -9.99 1988 -9.99 1989 -9.99 1990 -9.99 1991 -9.99 1992 -9.99 1993 -9.99 1994 -9.99 1995 -9.99 1996 -9.99 1997 -9.99 1998 -9.99 1999