YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.08 | r | 36.34 | 36.34 | k | |
1954 | 29.90 | 37.29 | 39.48 | 47.33 | 59.26 | 60.70 | 70.79 | 66.92 | 61.28 | 48.97 | 45.32 | 33.23 | 50.04 | |||||||||||||
1955 | 30.68 | 31.43 | a | 34.92 | 44.12 | 53.50 | 67.20 | b | 70.05 | 71.06 | 62.08 | 51.16 | ----- | z | 30.72 | b | 49.72 | a | ||||||||
1956 | 32.68 | a | 25.40 | 39.58 | 53.09 | b | 59.90 | a | 63.26 | a | 73.85 | 70.97 | 63.07 | b | 49.57 | a | 35.20 | b | 34.19 | d | 50.06 | |||||
1957 | 21.92 | e | 33.18 | k | 40.07 | d | 50.70 | 63.15 | 65.63 | 70.76 | 67.73 | 65.20 | 47.97 | a | 37.73 | 37.27 | e | 51.65 | a | |||||||
1958 | 34.56 | 42.66 | 41.55 | b | 48.08 | 67.37 | 69.43 | 75.08 | a | 75.55 | 61.60 | e | 52.26 | 39.12 | a | 34.38 | a | 53.47 | ||||||||
1959 | 34.36 | f | 33.83 | d | 42.04 | e | 50.29 | a | 54.43 | b | 65.16 | a | 72.89 | 65.54 | e | 58.92 | 48.50 | b | 34.11 | b | 31.85 | 50.69 | a | |||
1960 | 24.60 | b | 33.63 | f | 41.86 | b | 48.80 | c | 54.35 | 65.12 | 76.55 | b | 66.48 | d | 61.68 | 51.53 | b | 37.56 | c | 29.69 | b | 50.75 | a | |||
1961 | 33.87 | 39.75 | d | 42.45 | a | 47.73 | b | 56.69 | 70.20 | 73.27 | 76.00 | 57.93 | b | 47.21 | 33.47 | 30.46 | f | 52.60 | a | |||||||
1962 | 26.25 | a | 34.36 | 37.73 | 52.97 | a | 53.87 | 63.48 | 69.69 | b | 67.65 | 62.98 | b | 49.98 | b | 39.91 | c | 35.43 | c | 49.52 | ||||||
1963 | 24.75 | a | 40.12 | c | 43.95 | a | 48.20 | 57.37 | 63.53 | a | 68.61 | 71.55 | 68.42 | 52.72 | b | 39.94 | c | 29.16 | b | 50.69 | ||||||
1964 | 33.52 | 34.70 | a | 38.47 | 48.07 | 55.73 | a | 62.80 | b | 71.39 | 65.32 | 58.35 | d | 51.71 | b | 37.13 | c | 29.52 | 48.89 | |||||||
1965 | 33.76 | b | 36.65 | b | 38.05 | 51.20 | 54.82 | 64.47 | 72.82 | 71.65 | d | 57.12 | b | 55.90 | e | 41.97 | 35.30 | a | 51.14 | |||||||
1966 | 33.23 | a | 36.48 | 42.72 | b | 49.93 | a | 60.32 | 62.24 | a | 70.50 | a | 70.25 | a | 66.17 | 50.62 | a | 41.26 | a | 37.52 | 51.77 | |||||
1967 | 36.56 | 39.80 | 40.27 | 45.36 | a | 56.06 | 66.96 | b | 72.92 | 74.89 | 67.77 | ----- | z | 38.85 | 30.75 | a | 51.84 | a | ||||||||
1968 | 31.40 | 40.79 | a | 45.03 | 46.53 | 56.29 | 64.42 | 74.31 | 67.74 | 61.50 | 48.23 | 37.63 | 30.64 | b | 50.38 | |||||||||||
1969 | 21.35 | d | 30.98 | 39.63 | 48.52 | a | 60.09 | b | 67.20 | 69.36 | b | 67.78 | a | 62.32 | 47.43 | a | 38.88 | a | 32.58 | a | 48.84 | |||||
1970 | 28.46 | c | 38.93 | 40.13 | 44.02 | d | 58.71 | b | 68.25 | 73.79 | 70.84 | 56.55 | b | 48.55 | b | 40.28 | 32.66 | 50.10 | ||||||||
1971 | 33.97 | 36.02 | c | 38.61 | c | 49.87 | 60.81 | 60.10 | 70.27 | 72.74 | 54.76 | a | 46.70 | a | 38.08 | 29.95 | a | 49.32 | ||||||||
1972 | ----- | z | 34.41 | a | 43.13 | 43.87 | 56.62 | b | 62.40 | 67.81 | 70.50 | 55.57 | a | 47.42 | 38.30 | 26.63 | a | 49.70 | a | |||||||
1973 | 26.21 | 34.02 | 39.71 | 45.55 | 54.31 | 59.00 | 70.77 | 69.56 | 58.67 | 45.98 | 33.32 | 32.89 | 47.50 | |||||||||||||
1974 | 25.00 | 35.57 | 38.03 | 46.87 | 50.24 | 63.84 | a | 65.15 | 65.05 | b | 59.02 | 46.73 | 36.32 | e | 32.03 | 46.99 | ||||||||||
1975 | 25.55 | 27.39 | e | 33.77 | 40.75 | 51.71 | 57.52 | a | 70.56 | 63.22 | a | 60.93 | 48.93 | a | 36.75 | 33.27 | a | 45.86 | ||||||||
1976 | 31.42 | 34.90 | 37.80 | a | 48.52 | 56.53 | 60.90 | 69.50 | 67.10 | a | 64.95 | 49.14 | b | 37.42 | 30.74 | 49.08 | ||||||||||
1977 | 24.77 | a | 38.04 | 40.35 | 53.17 | 52.98 | 66.75 | 68.53 | 71.73 | a | 56.13 | 47.18 | 36.57 | b | 31.92 | e | 49.01 | |||||||||
1978 | 30.69 | 36.89 | a | 44.89 | 49.45 | 54.57 | a | 66.07 | 69.71 | g | 65.74 | 55.12 | d | 46.50 | d | 32.00 | k | 22.35 | d | 47.23 | b | |||||
1979 | 14.83 | a | 31.86 | 41.87 | 46.47 | 56.93 | b | 65.33 | 71.80 | a | 72.11 | 62.78 | 50.72 | a | 32.28 | e | 34.85 | e | 48.49 | |||||||
1980 | 21.50 | 32.90 | d | 37.40 | 51.42 | 56.45 | b | 60.70 | 69.97 | 65.27 | 62.97 | 51.33 | d | 40.52 | c | 38.78 | d | 49.10 | ||||||||
1981 | 38.48 | 39.50 | a | 42.92 | 46.40 | 52.57 | a | 57.50 | 72.57 | b | 72.61 | 59.70 | 48.78 | a | 46.20 | y | 26.41 | o | 53.10 | b | ||||||
1982 | 24.46 | q | ----- | z | 42.48 | i | 45.64 | h | 54.43 | h | 66.82 | e | 68.10 | g | 68.48 | h | 61.40 | j | 48.54 | f | 33.55 | j | 24.92 | s | 66.82 | k |
1983 | 34.24 | n | 40.00 | d | 43.48 | h | 46.24 | e | 56.88 | b | 61.22 | g | 65.32 | f | 73.40 | g | 57.86 | i | 49.86 | c | ----- | z | ----- | z | 48.24 | h |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.84 | 35.73 | 40.23 | 48.05 | 56.64 | 64.03 | 71.24 | 69.41 | 60.84 | 49.34 | 37.92 | 32.39 | 49.49 | |||||||||||||
S.D. | 5.60 | 4.07 | 2.74 | 2.97 | 3.59 | 3.31 | 2.46 | 3.42 | 3.72 | 2.28 | 2.94 | 3.49 | 1.71 | |||||||||||||
SKEW | -0.47 | -0.64 | -0.28 | -0.21 | 0.90 | -0.25 | -0.09 | 0.17 | 0.19 | 0.81 | 0.19 | -0.61 | 0.11 | |||||||||||||
MAX | 38.48 | 42.66 | 45.03 | 53.17 | 67.37 | 70.20 | 76.55 | 76.00 | 68.42 | 55.90 | 45.32 | 38.78 | 53.47 | |||||||||||||
MIN | 14.83 | 25.40 | 33.77 | 40.75 | 50.24 | 57.50 | 65.15 | 63.22 | 54.76 | 45.98 | 32.28 | 22.35 | 45.86 | |||||||||||||
YRS | 26 | 27 | 28 | 29 | 29 | 29 | 27 | 28 | 28 | 28 | 25 | 27 | 19 |