Precipitation annual maximum series (inches) Station ID: 66-8808 Station name: SAN JUAN CITY State: PR Latitude (decimal degrees): 18.4667 Longitude (decimal degrees): 66.1000 Elevation (feet): 20 Duration: 01d 5.53 1899 2.04 1900 4.04 1901 4.84 1902 4.49 1903 3.14 1904 3.01 1905 4.55 1906 1.69 1907 2.41 1908 2.73 1909 8.84 1910 2.12 1911 3.08 1912 2.66 1913 2.74 1914 6.19 1915 2.88 1916 3.03 1917 4.41 1918 5.26 1919 2.58 1920 1.77 1921 3.81 1922 2.72 1923 2.55 1924 3.54 1925 3.66 1926 3.50 1927 7.39 1928 2.43 1929 1.94 1930 7.92 1931 2.55 1932 4.07 1933 4.52 1934 1.95 1935 4.97 1936 3.23 1937 6.18 1938 2.56 1939 5.12 1940 2.82 1941 3.27 1942 3.70 1943 9.67 1944 2.71 1945 2.15 1946 2.37 1947 2.39 1948 3.00 1949 3.68 1950 3.49 1951 3.83 1952 2.67 1953 2.69 1954 5.01 1955 5.00 1956 2.01 1957 3.14 1958 4.01 1959 3.09 1960 3.24 1961 -9.99 1962 2.58 1963 3.68 1964 4.00 1965 2.53 1966 4.00 1967 4.57 1968 6.35 1969 5.37 1970 3.19 1971 2.68 1972 5.75 1973 3.76 1974 3.60 1975 3.66 1976 -9.99 1977 Duration: 02d -9.99 1899 -9.99 1900 -9.99 1901 -9.99 1902 -9.99 1903 -9.99 1904 -9.99 1905 -9.99 1906 -9.99 1907 -9.99 1908 -9.99 1909 -9.99 1910 -9.99 1911 -9.99 1912 -9.99 1913 -9.99 1914 -9.99 1915 2.78 1916 5.84 1917 5.11 1918 5.42 1919 3.57 1920 2.53 1921 5.31 1922 3.50 1923 3.90 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 6.14 1950 3.88 1951 4.08 1952 3.13 1953 3.77 1954 5.09 1955 5.26 1956 3.06 1957 3.37 1958 4.21 1959 4.28 1960 5.21 1961 -9.99 1962 4.17 1963 4.22 1964 6.38 1965 3.06 1966 4.00 1967 4.60 1968 6.36 1969 8.41 1970 3.43 1971 2.83 1972 8.11 1973 4.13 1974 4.62 1975 4.08 1976 -9.99 1977 Duration: 04d 4.19 1916 7.24 1917 5.24 1918 6.29 1919 4.45 1920 3.56 1921 5.92 1922 4.81 1923 5.25 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 8.12 1950 6.62 1951 4.52 1952 3.47 1953 3.80 1954 7.01 1955 6.79 1956 3.81 1957 5.80 1958 5.79 1959 5.17 1960 6.60 1961 -9.99 1962 5.25 1963 5.12 1964 8.66 1965 4.17 1966 4.01 1967 5.93 1968 7.18 1969 10.07 1970 4.33 1971 3.67 1972 9.83 1973 7.01 1974 6.14 1975 4.08 1976 -9.99 1977 Duration: 07d 5.52 1916 7.32 1917 5.41 1918 7.33 1919 4.46 1920 3.95 1921 7.85 1922 5.31 1923 6.03 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 9.61 1950 7.90 1951 6.11 1952 4.95 1953 5.53 1954 7.61 1955 7.19 1956 4.73 1957 6.72 1958 7.74 1959 5.47 1960 7.40 1961 -9.99 1962 5.50 1963 5.38 1964 9.99 1965 4.17 1966 4.21 1967 6.66 1968 7.18 1969 11.37 1970 5.38 1971 4.73 1972 10.37 1973 8.24 1974 7.05 1975 4.45 1976 -9.99 1977 Duration: 10d 5.71 1916 7.43 1917 5.87 1918 7.92 1919 4.46 1920 4.46 1921 8.10 1922 6.27 1923 7.63 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 10.99 1950 7.98 1951 7.41 1952 5.63 1953 5.76 1954 7.63 1955 7.54 1956 5.55 1957 7.09 1958 8.84 1959 6.00 1960 12.04 1961 -9.99 1962 6.40 1963 5.74 1964 10.65 1965 4.54 1966 4.63 1967 7.54 1968 7.18 1969 12.02 1970 6.55 1971 5.59 1972 10.37 1973 8.62 1974 10.68 1975 4.45 1976 -9.99 1977 Duration: 20d 10.23 1916 10.88 1917 8.53 1918 8.89 1919 6.25 1920 7.03 1921 11.13 1922 7.60 1923 10.09 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 13.57 1950 11.18 1951 10.72 1952 7.14 1953 9.07 1954 10.64 1955 11.84 1956 9.94 1957 11.80 1958 10.77 1959 8.82 1960 13.11 1961 -9.99 1962 7.57 1963 7.14 1964 15.99 1965 7.55 1966 6.11 1967 10.21 1968 10.41 1969 14.74 1970 8.84 1971 7.27 1972 10.60 1973 11.21 1974 13.55 1975 7.85 1976 -9.99 1977 Duration: 30d 11.94 1916 11.41 1917 10.15 1918 9.80 1919 8.09 1920 10.24 1921 12.60 1922 9.18 1923 13.06 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 16.73 1950 12.95 1951 12.99 1952 9.35 1953 12.65 1954 12.32 1955 15.81 1956 11.72 1957 14.93 1958 11.89 1959 12.97 1960 16.76 1961 -9.99 1962 9.50 1963 8.22 1964 19.74 1965 9.19 1966 9.00 1967 13.02 1968 11.74 1969 16.78 1970 11.18 1971 9.88 1972 12.09 1973 12.96 1974 19.86 1975 9.22 1976 -9.99 1977 Duration: 45d 16.40 1916 13.35 1917 12.02 1918 13.99 1919 10.77 1920 11.80 1921 14.46 1922 12.03 1923 15.15 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 18.92 1950 15.47 1951 16.90 1952 10.76 1953 16.40 1954 15.94 1955 19.03 1956 13.82 1957 20.98 1958 14.49 1959 15.26 1960 19.77 1961 -9.99 1962 10.73 1963 13.50 1964 22.53 1965 12.75 1966 11.50 1967 14.40 1968 14.49 1969 23.14 1970 14.07 1971 12.90 1972 12.15 1973 15.07 1974 22.66 1975 13.15 1976 -9.99 1977 Duration: 60d 19.19 1916 15.00 1917 15.34 1918 16.97 1919 14.62 1920 15.09 1921 16.96 1922 14.89 1923 18.72 1924 -9.99 1925 -9.99 1926 -9.99 1927 -9.99 1928 -9.99 1929 -9.99 1930 -9.99 1931 -9.99 1932 -9.99 1933 -9.99 1934 -9.99 1935 -9.99 1936 -9.99 1937 -9.99 1938 -9.99 1939 -9.99 1940 -9.99 1941 -9.99 1942 -9.99 1943 -9.99 1944 -9.99 1945 -9.99 1946 -9.99 1947 -9.99 1948 -9.99 1949 22.19 1950 18.50 1951 21.18 1952 15.01 1953 19.68 1954 18.90 1955 21.25 1956 17.04 1957 25.29 1958 15.88 1959 19.75 1960 24.47 1961 -9.99 1962 14.69 1963 14.88 1964 26.22 1965 15.78 1966 13.69 1967 17.56 1968 16.11 1969 26.54 1970 16.53 1971 15.95 1972 17.74 1973 19.20 1974 26.94 1975 16.85 1976 -9.99 1977