YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 94.69 | o | 85.03 | a | 79.07 | a | 59.32 | 45.87 | 45.77 | 63.01 | g | |||
1947 | 37.45 | 45.32 | 49.97 | 57.66 | a | 73.83 | a | 75.72 | a | 90.29 | 85.42 | 81.70 | 68.13 | a | 42.20 | 37.74 | 62.12 | |||||||||
1948 | 41.31 | b | 38.97 | 43.65 | 59.60 | 74.74 | 80.50 | 88.87 | 84.94 | 81.58 | d | 66.00 | 43.03 | 37.68 | 61.74 | |||||||||||
1949 | 27.61 | 38.43 | 49.26 | 63.40 | 68.74 | 76.73 | 85.29 | 85.87 | 79.00 | 60.03 | 60.37 | 42.48 | 61.43 | |||||||||||||
1950 | 38.32 | 45.50 | 49.03 | 60.97 | 65.03 | 78.07 | 80.00 | 82.00 | 72.90 | 70.13 | 53.93 | a | 43.10 | 61.58 | ||||||||||||
1951 | 36.74 | 44.11 | 46.94 | 58.27 | 69.19 | 75.50 | 88.48 | 82.16 | 77.53 | 60.52 | 45.83 | 37.06 | 60.19 | |||||||||||||
1952 | 34.29 | 37.90 | 41.83 | b | 60.63 | 69.58 | 81.53 | 85.32 | 81.00 | 79.57 | 72.39 | 44.93 | 39.77 | 60.73 | ||||||||||||
1953 | 45.10 | 40.68 | 51.74 | 55.63 | 63.81 | 81.27 | 86.94 | 81.97 | 79.50 | 65.03 | 53.37 | 39.61 | 62.05 | |||||||||||||
1954 | 43.42 | 49.00 | 45.87 | 63.23 | 72.17 | a | 78.90 | 87.30 | a | 83.55 | 75.10 | 68.39 | 54.70 | 40.13 | 63.48 | |||||||||||
1955 | 38.26 | 37.11 | 45.58 | 56.59 | a | 67.87 | 76.37 | 88.06 | 83.71 | 79.50 | 66.74 | 46.83 | 43.94 | 60.88 | ||||||||||||
1956 | 46.06 | 37.62 | 49.71 | 58.47 | 67.78 | m | 86.09 | g | 85.37 | a | 80.81 | 81.53 | 67.29 | 45.70 | 37.29 | 58.98 | b | |||||||||
1957 | 37.03 | 47.04 | a | 49.06 | 56.52 | a | 64.03 | 79.20 | 86.36 | t | 79.25 | o | 76.27 | 63.10 | 43.33 | 43.35 | 55.89 | b | ||||||||
1958 | 39.32 | 47.14 | 44.23 | 55.60 | 68.66 | b | 79.14 | b | 81.60 | a | 83.94 | 72.63 | 64.35 | 46.27 | d | 45.52 | 60.70 | |||||||||
1959 | 38.53 | a | 40.29 | 46.06 | 58.47 | 67.58 | 83.21 | a | 86.87 | 81.77 | 73.07 | a | 61.52 | 52.63 | 43.26 | 61.10 | ||||||||||
1960 | 34.48 | 34.93 | 50.84 | 63.23 | 68.90 | 81.73 | 88.23 | 85.97 | 79.10 | 64.00 | 52.33 | 41.42 | 62.10 | |||||||||||||
1961 | 43.61 | 45.93 | 50.32 | 57.47 | 70.71 | 83.97 | 86.74 | 84.48 | 67.53 | 62.39 | 46.31 | a | 38.10 | 61.46 | ||||||||||||
1962 | 35.16 | 44.46 | 45.58 | 64.21 | a | 70.19 | 79.55 | a | 85.39 | 85.19 | 78.10 | 70.10 | a | 56.80 | 45.00 | 63.31 | ||||||||||
1963 | 33.58 | 50.93 | a | 51.00 | a | 59.60 | 74.17 | a | 79.80 | 89.29 | 82.71 | 79.07 | 71.65 | 55.30 | 41.53 | a | 64.05 | |||||||||
1964 | 36.68 | 38.07 | 43.26 | 55.47 | 69.45 | 77.03 | 89.71 | 81.42 | 77.87 | 72.10 | 47.38 | a | 39.75 | c | 60.68 | |||||||||||
1965 | 40.33 | a | 41.33 | a | 42.87 | 58.57 | 67.03 | a | 75.83 | a | 82.94 | 82.19 | 69.33 | l | ----- | z | 56.03 | 40.39 | 58.75 | b | ||||||
1966 | 38.77 | 39.36 | 52.57 | a | 59.60 | 71.94 | 79.60 | 88.45 | 85.45 | 77.82 | b | 63.71 | 54.87 | 35.55 | 62.31 | |||||||||||
1967 | 39.03 | 45.11 | 56.84 | 61.41 | a | 68.93 | a | 75.59 | a | 86.42 | 86.23 | 78.83 | 69.32 | 54.87 | 32.73 | a | 62.94 | |||||||||
1968 | 35.42 | 42.45 | 50.90 | 51.48 | a | 65.45 | 80.10 | 84.45 | 76.77 | 73.97 | a | 64.32 | 46.37 | 38.23 | 59.16 | |||||||||||
1969 | 42.32 | 40.18 | 44.06 | 62.17 | 74.27 | a | 73.83 | 86.71 | 86.19 | 76.33 | 52.26 | 47.67 | 40.58 | 60.55 | ||||||||||||
1970 | 38.35 | 47.43 | 44.19 | 52.21 | b | 70.23 | 76.60 | 85.47 | a | 86.29 | 72.45 | a | 54.59 | b | 47.13 | 40.68 | 59.63 | |||||||||
1971 | 38.30 | a | 38.76 | c | 47.35 | 59.17 | 65.90 | a | 80.00 | 86.35 | 85.27 | a | 68.56 | e | 58.84 | 44.17 | 33.71 | 58.86 | ||||||||
1972 | 38.81 | 45.45 | 56.65 | 59.83 | 68.52 | 79.43 | b | 85.84 | 83.06 | 73.50 | b | 59.31 | b | 40.17 | 32.26 | 60.23 | ||||||||||
1973 | 29.68 | 36.54 | 44.35 | 52.90 | 67.94 | 76.97 | 82.44 | d | 84.45 | 72.47 | 65.64 | c | 45.93 | 38.08 | e | 58.12 | ||||||||||
1974 | 34.46 | r | 38.86 | 52.32 | 55.27 | 73.81 | 82.33 | 84.48 | 82.84 | 75.10 | 64.29 | 48.97 | 34.71 | 63.00 | a | |||||||||||
1975 | 36.29 | 39.25 | 48.00 | i | 52.60 | 63.48 | 73.79 | a | 84.13 | 81.84 | 74.13 | 63.77 | 47.28 | a | 41.17 | a | 59.79 | a | ||||||||
1976 | 37.03 | 45.34 | 45.06 | 57.83 | 68.90 | 78.80 | e | 86.97 | 82.03 | 74.67 | 61.90 | 51.90 | 43.45 | 61.16 | ||||||||||||
1977 | 39.19 | 47.25 | 46.69 | b | 62.33 | 67.71 | 85.43 | 84.84 | 82.89 | c | 76.24 | a | 64.84 | 50.17 | 43.06 | 62.55 | ||||||||||
1978 | 38.74 | 41.50 | 51.97 | 59.50 | 66.84 | 80.93 | 87.94 | 84.23 | 76.14 | a | 66.39 | c | 45.07 | 29.65 | 60.74 | |||||||||||
1979 | 27.29 | 41.46 | 45.61 | 58.23 | 65.97 | 79.83 | 85.97 | 81.68 | 81.40 | 67.00 | 41.17 | a | 40.29 | 59.66 | ||||||||||||
1980 | 37.94 | 43.69 | 46.32 | c | ----- | z | 64.73 | a | ----- | z | 87.91 | h | 82.52 | 74.60 | 62.83 | a | 49.65 | d | 49.55 | 56.87 | c | |||||
1981 | 47.06 | 45.71 | 48.29 | 61.97 | a | 64.84 | 80.80 | 85.48 | 82.94 | 77.50 | 61.58 | s | ----- | z | ----- | z | 66.07 | c | ||||||||
1982 | 31.42 | 35.82 | 43.87 | 50.97 | a | 61.06 | 76.50 | 83.23 | a | 83.17 | a | 86.40 | y | ----- | z | ----- | z | 29.20 | u | 58.26 | d | |||||
1983 | 37.67 | a | 40.30 | e | 43.35 | 49.63 | 61.03 | 71.53 | 81.97 | 84.29 | 78.00 | 61.83 | a | 41.65 | g | 29.72 | b | 58.12 | a | |||||||
1984 | 26.58 | 35.10 | 40.48 | 49.30 | 68.71 | 71.07 | 81.06 | 80.48 | b | 73.14 | a | 53.69 | b | 49.71 | b | 36.65 | 55.50 | |||||||||
1985 | 32.87 | 35.39 | 47.26 | 60.96 | c | 69.93 | b | 80.00 | a | 84.84 | 85.68 | c | 71.79 | f | 58.08 | g | 45.29 | b | 37.72 | b | 57.99 | b | ||||
1986 | 41.71 | 45.81 | b | 54.88 | e | 57.48 | a | 65.40 | f | 80.93 | c | 81.60 | a | 83.00 | 68.00 | a | 59.00 | 45.86 | a | 40.21 | b | 59.86 | a | |||
1987 | 36.60 | a | 41.93 | 45.59 | b | 63.21 | f | 67.13 | a | 80.33 | 82.68 | 79.82 | c | 76.72 | e | 67.57 | c | 47.26 | c | 35.41 | b | 60.09 | a | |||
1988 | 34.67 | a | 42.41 | b | 46.79 | c | 60.00 | c | 68.04 | e | 82.75 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.00 | a | 48.82 | f |
1989 | 38.67 | a | 37.46 | 56.21 | b | 65.27 | 72.11 | d | 80.39 | g | 90.07 | c | 83.03 | b | 78.46 | d | 65.77 | r | 54.45 | a | 40.18 | c | 61.59 | b | ||
1990 | 40.90 | a | 41.29 | ----- | z | 63.53 | 69.00 | c | 84.50 | d | 86.50 | e | ----- | z | ----- | z | ----- | z | ----- | z | 30.27 | a | 59.43 | e | ||
1991 | 24.55 | 40.75 | 48.37 | a | 56.10 | 70.23 | 82.36 | h | 90.21 | b | 86.48 | 75.83 | ----- | z | ----- | z | ----- | z | 61.56 | d | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 37.21 | 41.76 | 47.83 | 58.22 | 68.43 | 78.82 | 85.83 | 83.37 | 76.21 | 64.06 | 48.78 | 39.25 | 61.00 | |||||||||||||
S.D. | 4.94 | 4.06 | 4.04 | 4.00 | 3.34 | 3.26 | 2.63 | 2.05 | 3.55 | 4.83 | 4.80 | 4.42 | 1.75 | |||||||||||||
SKEW | -0.56 | 0.18 | 0.54 | -0.48 | -0.11 | -0.34 | -0.24 | -0.63 | -0.61 | -0.44 | 0.42 | -0.34 | -0.95 | |||||||||||||
MAX | 47.06 | 50.93 | 56.84 | 65.27 | 74.74 | 85.43 | 90.29 | 86.48 | 81.70 | 72.39 | 60.37 | 49.55 | 64.05 | |||||||||||||
MIN | 24.55 | 34.93 | 40.48 | 49.30 | 61.03 | 71.07 | 80.00 | 76.77 | 67.53 | 52.26 | 40.17 | 29.65 | 55.50 | |||||||||||||
YRS | 44 | 45 | 43 | 43 | 43 | 40 | 42 | 43 | 41 | 38 | 40 | 43 | 29 |