YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 88.16 | 88.29 | ----- | z | ----- | z | ----- | z | ----- | z | 88.23 | j | ||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | 68.45 | 78.93 | 85.87 | 84.16 | 79.13 | 61.71 | 46.03 | 37.81 | 67.76 | d | ||||||||
1952 | 33.45 | 44.69 | 50.13 | 64.37 | 71.00 | 74.43 | 87.26 | 84.16 | 79.77 | 71.10 | 39.70 | 39.00 | 61.59 | |||||||||||||
1953 | 50.26 | 49.00 | 54.55 | 58.53 | 65.39 | 69.17 | 86.07 | a | 82.59 | b | 79.47 | 65.35 | 51.70 | 49.06 | 63.43 | |||||||||||
1954 | 39.81 | 43.43 | 49.83 | a | 60.73 | 70.19 | 72.50 | 83.45 | 78.03 | 74.33 | 59.39 | 52.77 | 39.90 | 60.36 | ||||||||||||
1955 | 38.06 | 44.86 | 47.33 | a | 53.17 | 64.77 | 78.07 | 80.70 | a | 86.45 | 75.43 | 62.87 | 41.00 | 40.57 | a | 59.44 | ||||||||||
1956 | 40.58 | 36.03 | 52.74 | 64.00 | a | 72.19 | 75.50 | 88.33 | a | 83.87 | 77.83 | 60.70 | a | 46.30 | 44.81 | 61.91 | ||||||||||
1957 | 26.42 | 44.61 | 49.58 | 62.10 | 75.33 | a | 82.82 | b | 85.06 | 82.10 | b | 79.90 | 60.19 | 52.03 | 49.16 | 62.44 | ||||||||||
1958 | 44.07 | a | 50.89 | 50.84 | 58.83 | a | 78.32 | 81.14 | a | 92.26 | 92.57 | a | 77.93 | 69.32 | 53.72 | a | 43.29 | 66.10 | ||||||||
1959 | 41.97 | 45.04 | a | 52.71 | 62.97 | 66.93 | a | 80.27 | 89.97 | 83.61 | 73.90 | 64.55 | 49.30 | 41.74 | 62.75 | |||||||||||
1960 | 33.39 | 44.32 | a | 53.16 | 62.63 | 67.48 | 81.54 | b | 90.74 | 83.29 | 77.87 | 66.35 | 50.97 | 36.68 | 62.37 | |||||||||||
1961 | 42.61 | 52.68 | 54.26 | 59.43 | 67.61 | 84.13 | 90.10 | 92.77 | 73.53 | 62.26 | 43.30 | 43.43 | a | 63.84 | ||||||||||||
1962 | 41.03 | a | 43.33 | a | 48.97 | 65.60 | 63.39 | 78.00 | a | 85.19 | 81.10 | 78.10 | ----- | z | ----- | z | ----- | z | 64.97 | c | ||||||
1963 | 27.44 | v | 49.32 | 54.39 | 54.73 | 68.45 | 75.66 | a | 80.17 | a | 84.90 | 81.24 | a | 66.97 | 50.52 | a | 36.63 | a | 63.91 | a | ||||||
1964 | 45.52 | 50.48 | 52.00 | 58.00 | 67.77 | 74.53 | 85.14 | b | ----- | z | ----- | z | ----- | z | 43.25 | f | 39.11 | m | 61.92 | e | ||||||
1965 | 37.96 | h | 60.28 | c | 61.32 | i | 64.74 | c | 68.39 | c | 78.44 | c | 88.30 | a | 84.90 | 72.52 | a | 69.35 | 54.39 | b | 43.07 | c | 68.44 | b | ||
1966 | 43.36 | c | 47.21 | 55.23 | a | 63.73 | d | 72.54 | e | 75.69 | a | 82.27 | a | 85.86 | c | 79.55 | h | 65.38 | b | 50.88 | d | 46.33 | g | 64.22 | b | |
1967 | 49.36 | c | 53.08 | b | 52.89 | d | 55.80 | 72.21 | b | 82.00 | a | 88.70 | a | 95.43 | h | 83.24 | a | 66.37 | a | 50.46 | d | 43.44 | f | 65.41 | b | |
1968 | 44.93 | d | 50.66 | 58.29 | 62.19 | d | 70.29 | c | 81.00 | b | 96.38 | o | 83.15 | r | ----- | z | 60.94 | 47.43 | i | 39.86 | i | 61.18 | e | |||
1969 | 29.78 | d | 41.29 | g | 52.10 | 63.60 | 74.50 | a | ----- | z | ----- | z | ----- | z | 73.93 | a | 59.37 | d | ----- | z | ----- | z | 58.88 | f | ||
1970 | ----- | z | 47.24 | c | 52.89 | c | 58.60 | j | 71.93 | c | 90.00 | n | 89.81 | d | 86.92 | r | 74.16 | e | 60.57 | c | 47.35 | d | 42.59 | i | 63.42 | e |
1971 | ----- | z | 47.95 | g | 49.39 | 59.00 | 70.00 | 72.13 | 88.13 | 92.48 | 72.40 | 62.71 | 51.00 | 43.94 | 66.12 | b | ||||||||||
1972 | 42.52 | 47.55 | 57.74 | 57.24 | a | 75.77 | 81.48 | a | 88.10 | 89.47 | a | 74.79 | a | 67.87 | a | 51.48 | a | 35.90 | 64.16 | |||||||
1973 | 38.30 | a | 43.11 | 54.26 | 63.73 | 73.77 | 77.53 | 88.73 | a | 83.68 | 75.50 | 61.68 | 45.13 | 42.87 | 62.36 | |||||||||||
1974 | 36.35 | 49.11 | 53.52 | 57.45 | a | 65.61 | 83.07 | a | 84.29 | 87.00 | a | 80.70 | 65.03 | 49.30 | 45.29 | 63.06 | ||||||||||
1975 | 41.68 | 43.00 | 49.52 | b | 54.77 | 69.35 | 76.07 | 88.13 | a | 79.58 | 77.20 | 62.10 | 50.90 | 44.39 | 61.39 | |||||||||||
1976 | 44.83 | a | 47.07 | 50.77 | 57.43 | 70.58 | 74.87 | 84.97 | 80.53 | a | 78.93 | 65.71 | 48.70 | 46.26 | 62.55 | |||||||||||
1977 | 32.61 | 47.31 | b | 52.17 | a | 67.27 | 64.06 | 81.20 | 84.81 | 88.39 | 68.77 | ----- | z | 49.53 | 40.29 | 61.49 | a | |||||||||
1978 | 36.97 | a | 44.81 | a | 54.58 | 58.37 | 66.10 | a | 80.70 | 86.35 | 81.55 | 71.90 | 66.29 | 41.03 | 39.32 | 60.66 | ||||||||||
1979 | 23.00 | a | 45.14 | 55.00 | a | 57.97 | 73.97 | a | 79.73 | 86.71 | 82.26 | 78.80 | 66.06 | 41.07 | 44.45 | 61.18 | ||||||||||
1980 | 33.90 | 39.93 | 51.26 | 63.14 | a | 68.00 | 73.30 | 86.81 | 81.37 | a | 78.43 | 64.14 | b | 51.17 | 45.07 | a | 61.38 | |||||||||
1981 | 40.35 | 45.93 | 53.94 | 61.20 | 66.39 | 75.66 | a | 85.17 | a | 90.81 | 77.57 | 62.39 | 52.83 | 41.48 | 62.81 | |||||||||||
1982 | 39.68 | c | 45.88 | c | 53.46 | c | 57.97 | a | 69.03 | a | 81.48 | a | 83.71 | c | 86.14 | b | 72.87 | 59.43 | a | 45.46 | b | 38.42 | 61.13 | |||
1983 | 49.33 | a | 48.04 | 53.84 | 60.37 | 73.21 | c | 73.50 | b | 81.30 | a | 86.79 | b | 74.71 | b | 63.00 | a | 50.57 | b | 29.04 | d | 61.98 | ||||
1984 | 42.58 | e | 46.41 | 54.97 | 55.69 | a | 66.10 | b | 74.69 | d | 87.59 | b | 85.32 | c | 74.03 | a | 61.87 | a | 48.72 | a | 37.00 | c | 61.25 | |||
1985 | 29.24 | b | 43.58 | b | 54.29 | 65.52 | a | 70.76 | b | 81.93 | a | 93.67 | d | 83.10 | b | 70.48 | a | 62.93 | a | 35.07 | c | 28.73 | a | 59.94 | ||
1986 | 41.31 | b | 46.33 | d | 59.17 | a | 61.43 | 71.17 | a | 85.57 | b | 80.77 | 92.82 | c | 71.18 | b | 67.10 | a | 49.45 | a | 37.66 | b | 63.66 | |||
1987 | 40.23 | a | 45.25 | 56.52 | b | 65.74 | c | 72.93 | c | 84.61 | b | 83.29 | 86.61 | 80.21 | a | 68.41 | b | 51.46 | b | 40.04 | d | 64.61 | ||||
1988 | 38.30 | a | 50.68 | a | 53.97 | a | 61.85 | d | 67.62 | b | 72.33 | c | 85.77 | a | 82.83 | b | 75.39 | b | 72.21 | c | 48.56 | c | 41.38 | b | 62.57 | |
1989 | 44.58 | 35.92 | b | 50.24 | b | 62.81 | c | 64.60 | a | 77.97 | 82.00 | a | 77.97 | a | 75.80 | 58.07 | c | 52.24 | a | 40.87 | 60.26 | |||||
1990 | 45.17 | b | 46.38 | b | 57.43 | a | 65.38 | a | 66.50 | c | 76.25 | b | 91.37 | d | 86.66 | b | 82.60 | 60.83 | a | 54.17 | a | 35.83 | b | 64.05 | ||
1991 | 40.45 | b | 52.07 | 48.74 | 57.47 | 61.57 | c | 72.18 | h | 86.12 | e | 87.20 | a | 81.85 | c | 68.25 | c | 48.24 | a | 42.75 | c | 61.34 | a | |||
1992 | 41.84 | 52.59 | b | 55.55 | 62.15 | d | 75.40 | a | 84.04 | c | 87.27 | a | 91.66 | b | 76.37 | c | 65.52 | h | 47.12 | d | 41.40 | k | 67.40 | b | ||
1993 | 36.80 | f | 36.00 | g | 53.43 | a | 62.57 | 78.32 | 79.07 | c | 78.14 | b | 85.07 | a | 82.67 | c | ----- | z | ----- | z | ----- | z | 74.18 | e | ||
1994 | ----- | z | ----- | z | ----- | z | ----- | z | 73.35 | n | ----- | z | 92.50 | c | 92.43 | x | ----- | z | 63.67 | y | 47.14 | h | ----- | z | 92.50 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.67 | 46.75 | 53.06 | 60.77 | 69.72 | 78.28 | 86.35 | 85.33 | 76.64 | 64.18 | 48.52 | 40.77 | 62.26 | |||||||||||||
S.D. | 6.16 | 4.51 | 2.73 | 3.52 | 3.98 | 4.01 | 3.50 | 3.97 | 3.60 | 3.52 | 4.41 | 4.60 | 1.53 | |||||||||||||
SKEW | -0.74 | 0.14 | 0.08 | -0.23 | 0.24 | -0.15 | -0.15 | 0.31 | -0.06 | 0.35 | -1.17 | -0.66 | 0.34 | |||||||||||||
MAX | 50.26 | 60.28 | 59.17 | 67.27 | 78.32 | 85.57 | 93.67 | 92.82 | 83.24 | 72.21 | 54.39 | 49.16 | 66.10 | |||||||||||||
MIN | 23.00 | 35.92 | 47.33 | 53.17 | 61.57 | 69.17 | 78.14 | 77.97 | 68.77 | 58.07 | 35.07 | 28.73 | 59.44 | |||||||||||||
YRS | 37 | 39 | 41 | 41 | 43 | 40 | 43 | 39 | 40 | 38 | 38 | 34 | 28 |