YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1929 | ----- | z | ----- | z | ----- | z | 61.18 | b | 69.88 | e | 80.43 | b | 89.16 | f | 86.87 | a | 68.86 | b | 62.64 | c | 37.63 | 24.93 | a | 61.55 | d | |
1930 | 14.81 | 37.68 | 43.48 | 62.78 | g | 70.63 | a | 80.07 | b | 89.06 | 89.21 | g | 76.48 | g | 60.31 | e | 45.28 | a | 32.00 | a | 52.59 | c | ||||
1931 | 36.62 | b | 41.27 | b | 44.76 | b | 65.27 | d | 74.39 | h | 87.25 | f | 90.30 | a | 82.07 | c | 82.43 | b | 64.84 | 46.47 | 33.68 | 58.77 | b | |||
1932 | 24.10 | 30.14 | a | 32.55 | 56.45 | a | 74.03 | 83.45 | a | 90.20 | a | 85.35 | 74.69 | a | 54.90 | a | 37.20 | 27.47 | a | 55.88 | ||||||
1933 | 26.29 | 22.44 | a | 42.77 | 59.72 | l | 69.33 | a | 89.80 | 87.68 | 82.60 | a | 75.90 | 58.42 | 38.21 | a | 24.61 | 56.19 | a | |||||||
1934 | 28.97 | a | 31.21 | 41.23 | 58.53 | 84.65 | 84.07 | 88.77 | 84.74 | 68.47 | 64.81 | 47.57 | 24.27 | a | 58.94 | |||||||||||
1935 | 17.72 | b | 35.71 | 41.11 | c | 49.93 | 64.35 | 76.07 | 89.19 | 83.52 | 75.38 | a | 60.03 | 30.23 | 23.41 | b | 53.89 | |||||||||
1936 | 6.41 | d | 5.71 | e | 37.94 | 49.17 | 76.45 | 79.37 | 96.74 | 86.16 | 77.20 | 55.57 | a | 36.77 | d | 30.62 | g | 55.23 | a | |||||||
1937 | 8.35 | 20.52 | a | 34.58 | 51.33 | 70.32 | 76.63 | 86.42 | 88.97 | 72.79 | a | 57.17 | a | 38.80 | 24.97 | a | 52.57 | |||||||||
1938 | 19.67 | a | 23.19 | b | 46.93 | a | 58.03 | a | 63.42 | 79.37 | 85.84 | 89.90 | 75.57 | 66.87 | a | 38.43 | ----- | z | 58.84 | a | ||||||
1939 | 23.63 | d | 19.11 | i | 40.00 | e | 50.69 | a | 77.68 | 77.73 | 85.90 | 86.45 | 75.37 | 56.77 | 50.83 | a | 36.44 | d | 60.14 | a | ||||||
1940 | 15.30 | a | 26.04 | a | 30.16 | 52.31 | a | 70.93 | c | 79.70 | 87.58 | 79.80 | a | 79.00 | 67.00 | 34.86 | a | 31.38 | b | 54.50 | ||||||
1941 | 24.17 | g | 22.64 | f | 36.65 | e | 56.50 | 73.90 | a | 78.69 | a | 87.00 | a | 82.03 | 71.59 | a | 59.52 | 42.40 | 34.47 | a | 62.27 | b | ||||
1942 | 32.60 | a | 26.82 | 44.80 | a | 63.13 | 63.10 | 73.77 | 82.03 | 81.13 | 66.67 | 61.96 | c | 41.04 | b | 21.87 | 54.91 | |||||||||
1943 | 13.46 | c | 27.39 | 28.65 | 59.20 | 62.74 | 75.37 | 85.48 | 82.61 | 69.37 | 63.81 | 38.37 | 33.53 | a | 53.33 | |||||||||||
1944 | 35.48 | 26.04 | a | 30.97 | 50.53 | 70.16 | 78.73 | 82.10 | 81.55 | 71.17 | 63.52 | 40.57 | 27.77 | 54.88 | ||||||||||||
1945 | 23.61 | c | 28.33 | d | 50.97 | b | 52.71 | b | 63.90 | a | 72.69 | a | 83.81 | 82.71 | 70.38 | a | 62.34 | b | 38.48 | e | 21.78 | d | 54.31 | |||
1946 | 26.48 | b | 26.39 | 47.72 | b | 62.80 | 67.68 | c | 79.73 | 83.87 | 81.80 | a | 69.10 | a | 55.40 | a | 42.68 | e | 25.07 | c | 55.73 | |||||
1947 | 33.44 | f | 21.20 | c | 35.89 | c | 50.15 | c | 63.27 | a | 73.62 | a | 85.29 | 88.97 | a | 73.79 | b | 66.45 | 33.19 | d | 24.80 | f | 59.18 | b | ||
1948 | 17.71 | c | 21.04 | e | 32.97 | b | 57.07 | a | ----- | z | 75.70 | 84.58 | 82.65 | 80.79 | a | 60.03 | 40.97 | 25.61 | 52.65 | a | ||||||
1949 | 15.43 | a | 15.58 | b | 32.93 | b | 60.27 | 71.97 | a | 79.47 | 85.16 | 89.06 | 69.90 | 59.16 | 47.03 | 22.77 | 54.06 | |||||||||
1950 | 4.77 | a | 20.23 | f | 29.74 | 41.70 | 61.76 | f | 80.64 | b | 80.00 | a | 77.90 | 74.20 | 61.16 | 35.90 | 20.88 | e | 50.69 | b | ||||||
1951 | 16.93 | a | 21.42 | d | 29.26 | 53.97 | 73.32 | c | 72.57 | 81.03 | 77.35 | 64.60 | 55.13 | 30.50 | d | 17.35 | 49.45 | |||||||||
1952 | 15.48 | 26.55 | 26.00 | b | 56.33 | c | 70.63 | l | 77.90 | i | 84.13 | 83.23 | a | 75.73 | 56.27 | a | 44.77 | 28.29 | 49.68 | b | ||||||
1953 | 22.24 | b | 25.86 | 37.03 | 48.10 | a | 65.90 | 76.53 | 83.35 | 81.80 | a | 71.86 | a | 67.58 | 46.90 | a | 28.76 | b | 54.66 | |||||||
1954 | 11.69 | b | 36.89 | 34.45 | 53.40 | 62.29 | 74.97 | a | 82.74 | d | 80.30 | a | 68.76 | a | 55.68 | c | 50.69 | d | 30.21 | b | 53.51 | |||||
1955 | 24.74 | 20.93 | 31.36 | c | 67.12 | d | 78.67 | d | 75.97 | 84.65 | 84.13 | a | 72.93 | a | 63.13 | 31.43 | 16.13 | 54.26 | ||||||||
1956 | 18.71 | 21.04 | b | 30.97 | 45.03 | a | 65.81 | 82.00 | 78.84 | 80.39 | 68.07 | 66.71 | 38.53 | 30.00 | a | 52.17 | ||||||||||
1957 | 15.03 | a | 24.21 | 38.42 | 53.73 | 65.87 | 73.97 | 85.19 | 77.16 | 66.63 | 55.23 | a | 39.24 | a | 33.61 | 52.36 | ||||||||||
1958 | 27.52 | 22.50 | 37.23 | 55.50 | 72.40 | a | ----- | z | 76.90 | b | 85.11 | c | 72.88 | e | 64.39 | h | 46.00 | i | 21.88 | g | 56.25 | d | ||||
1959 | 16.69 | b | 21.50 | 43.13 | 56.86 | b | 68.55 | 80.34 | a | 83.87 | 85.39 | 72.27 | 50.10 | 30.40 | 35.94 | 53.75 | ||||||||||
1960 | 20.32 | 21.72 | 25.65 | 51.13 | 68.00 | 74.40 | 83.77 | 81.55 | 72.20 | 61.26 | 41.50 | 23.42 | 52.08 | |||||||||||||
1961 | 21.57 | a | 30.22 | a | 43.10 | 47.80 | 63.00 | 81.50 | 81.29 | 85.48 | 69.17 | 58.37 | a | 41.43 | 19.00 | 53.49 | ||||||||||
1962 | 16.90 | 18.43 | 28.26 | 49.83 | 65.13 | 73.00 | 77.12 | e | 81.28 | b | 66.58 | d | 63.37 | a | 44.27 | 28.81 | 51.08 | |||||||||
1963 | 11.33 | a | 23.33 | a | 43.19 | 56.90 | 65.03 | 78.43 | 82.03 | 80.39 | 72.50 | 70.10 | 46.13 | 17.83 | a | 53.93 | ||||||||||
1964 | 27.03 | 31.38 | 31.77 | 53.21 | a | 71.19 | 77.33 | 85.39 | 78.13 | a | 67.47 | 61.04 | h | 42.79 | a | 15.84 | 52.87 | a | ||||||||
1965 | 16.93 | b | 19.04 | c | 25.65 | 49.17 | 67.16 | 75.37 | 79.80 | a | 78.29 | 57.28 | a | 61.07 | a | 39.20 | 33.39 | 50.19 | ||||||||
1966 | 7.16 | 18.63 | a | 40.79 | c | 46.40 | 63.83 | a | 77.29 | b | 87.39 | 77.29 | 71.87 | 58.73 | a | 35.03 | a | 24.19 | 50.72 | |||||||
1967 | 21.61 | 17.93 | 39.23 | 50.45 | a | 62.39 | 73.93 | 81.10 | a | 80.42 | 72.17 | 55.33 | a | 40.47 | 28.61 | 51.97 | ||||||||||
1968 | 19.13 | 19.93 | 48.48 | 53.17 | 63.17 | a | 75.70 | 82.43 | a | 81.68 | 70.17 | 57.29 | 39.13 | 19.45 | 52.48 | |||||||||||
1969 | 9.84 | 22.46 | 28.16 | 53.87 | 68.67 | a | 70.59 | a | 81.33 | a | 86.97 | 73.23 | 50.42 | 39.86 | a | 27.32 | 51.06 | |||||||||
1970 | 11.48 | 25.64 | 29.58 | 49.80 | 66.67 | a | 79.87 | 86.97 | 84.40 | a | 72.10 | 57.58 | 34.03 | 21.84 | 51.66 | |||||||||||
1971 | 13.13 | 23.15 | a | 34.65 | 58.60 | 67.23 | 78.70 | 79.30 | a | 83.26 | 69.57 | 59.06 | 36.36 | b | 21.48 | 52.04 | ||||||||||
1972 | 15.55 | 17.10 | 33.35 | 48.23 | 67.58 | 78.33 | 84.20 | a | 81.13 | a | 68.77 | 57.10 | a | 38.10 | 17.32 | 50.56 | ||||||||||
1973 | 23.65 | 27.25 | 43.45 | 54.10 | 67.84 | 81.17 | a | ----- | z | 85.45 | ----- | z | 63.55 | 37.90 | 26.26 | 51.06 | b | |||||||||
1974 | 17.19 | 24.21 | 32.97 | 53.20 | 61.13 | 78.47 | 88.52 | 80.61 | 71.50 | 63.55 | 45.37 | 35.39 | 54.34 | |||||||||||||
1975 | 25.48 | 20.50 | 30.19 | 41.87 | 71.42 | 78.80 | 89.63 | a | 80.45 | 67.73 | 60.94 | 44.34 | a | 25.97 | 53.11 | |||||||||||
1976 | 20.16 | 35.10 | 37.13 | 61.00 | 69.40 | a | 82.67 | 87.16 | 87.71 | 74.33 | 55.26 | 37.13 | 23.03 | b | 55.84 | |||||||||||
1977 | 7.84 | 30.00 | 41.74 | 62.50 | 77.97 | 78.93 | 84.58 | 75.39 | 67.60 | 58.74 | 36.75 | b | 17.16 | 53.27 | ||||||||||||
1978 | 9.42 | 15.86 | 33.23 | 50.80 | 70.97 | 77.60 | 81.68 | 83.48 | 76.07 | 59.97 | 36.73 | 20.90 | a | 51.39 | ||||||||||||
1979 | 5.97 | 9.04 | 29.55 | 43.87 | 60.87 | 75.87 | 82.03 | 77.81 | 76.27 | 57.45 | 35.90 | 33.30 | a | 48.99 | ||||||||||||
1980 | 20.68 | 22.66 | 30.90 | a | 63.07 | 76.84 | 77.60 | 86.87 | 80.68 | 71.60 | 55.26 | 46.43 | 26.42 | 54.92 | ||||||||||||
1981 | 25.30 | a | 32.57 | 47.48 | 60.55 | a | 69.58 | 74.87 | 83.71 | 83.32 | 74.33 | 54.45 | 47.57 | 21.32 | 56.26 | |||||||||||
1982 | 5.61 | 20.54 | 33.77 | a | 52.43 | 69.48 | 74.03 | 85.87 | 83.26 | 71.20 | 56.03 | 34.37 | 30.65 | 51.44 | ||||||||||||
1983 | 27.55 | 32.00 | 35.71 | 51.57 | 66.06 | 78.47 | 88.77 | 89.29 | 71.70 | 55.55 | 38.20 | 10.87 | a | 53.81 | ||||||||||||
1984 | 21.74 | 34.10 | 30.45 | 55.93 | 67.23 | 78.40 | 84.68 | 86.97 | 67.37 | 57.97 | 41.40 | 23.32 | 54.13 | |||||||||||||
1985 | 18.16 | 22.82 | 44.68 | 61.57 | 74.58 | 73.17 | 83.79 | c | 76.90 | 65.23 | 57.77 | 27.38 | a | 16.52 | b | 51.88 | ||||||||||
1986 | 25.03 | 19.89 | 41.65 | 53.90 | 68.52 | 80.87 | 84.03 | 78.48 | 66.40 | 58.87 | 34.90 | 35.16 | 53.98 | |||||||||||||
1987 | 30.90 | b | 39.04 | 40.42 | 66.60 | 75.17 | a | 84.33 | 85.87 | 81.32 | 73.80 | 55.68 | 44.53 | 30.48 | 59.01 | |||||||||||
1988 | 19.21 | b | 22.46 | a | 40.84 | 60.23 | 77.58 | 90.10 | 90.19 | 85.74 | 71.97 | 56.61 | 37.23 | 27.29 | 56.62 | |||||||||||
1989 | 28.03 | 15.74 | a | 29.68 | 52.80 | 71.03 | 77.27 | 89.00 | 82.84 | 72.31 | a | 63.16 | 37.69 | a | 17.81 | 53.11 | ||||||||||
1990 | 33.58 | 31.32 | 43.03 | 57.97 | 66.84 | 79.07 | 82.55 | 83.71 | 76.40 | 59.03 | 45.90 | 24.74 | 57.01 | |||||||||||||
1991 | 21.03 | a | 36.18 | 40.74 | 59.80 | 70.81 | 80.10 | 81.87 | 85.26 | 71.60 | 57.06 | 32.80 | 30.03 | 55.61 | ||||||||||||
1992 | 31.65 | 32.86 | 44.00 | 50.97 | 73.87 | a | 75.37 | 75.06 | 77.87 | 71.63 | 59.71 | 32.97 | 20.97 | 53.91 | ||||||||||||
1993 | 17.83 | a | 21.04 | a | 36.28 | b | 53.67 | 68.45 | 72.23 | 76.55 | 80.19 | 66.73 | ----- | z | ----- | z | ----- | z | 54.77 | c | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 19.49 | 24.95 | 36.79 | 54.51 | 69.11 | 77.99 | 84.48 | 82.64 | 71.51 | 59.50 | 39.51 | 25.56 | 53.53 | |||||||||||||
S.D. | 7.74 | 7.04 | 6.43 | 5.77 | 4.99 | 3.78 | 3.86 | 3.45 | 4.10 | 4.16 | 5.23 | 5.98 | 2.16 | |||||||||||||
SKEW | 0.08 | 0.09 | 0.16 | 0.07 | 0.62 | 0.84 | 0.08 | 0.14 | -0.23 | 0.32 | 0.08 | -0.07 | 0.31 | |||||||||||||
MAX | 36.62 | 41.27 | 50.97 | 67.12 | 84.65 | 90.10 | 96.74 | 89.90 | 82.43 | 70.10 | 50.83 | 36.44 | 59.01 | |||||||||||||
MIN | 4.77 | 5.71 | 25.65 | 41.70 | 60.87 | 70.59 | 75.06 | 75.39 | 57.28 | 50.10 | 27.38 | 10.87 | 48.99 | |||||||||||||
YRS | 62 | 61 | 64 | 63 | 61 | 62 | 63 | 64 | 63 | 62 | 63 | 60 | 49 |