YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.80 | g | 75.37 | a | 73.15 | a | 66.90 | a | 53.67 | d | 35.93 | a | 33.73 | a | 56.46 | f |
1949 | 26.97 | a | 32.02 | a | 43.23 | e | 53.17 | f | 60.53 | 69.90 | f | 77.23 | a | 73.71 | 69.02 | b | 51.73 | 42.62 | 30.02 | 50.71 | b | |||||
1950 | 31.27 | 39.11 | 43.61 | 55.92 | 59.97 | 71.42 | 75.50 | 72.34 | 64.83 | 60.76 | 43.43 | 35.47 | 54.47 | |||||||||||||
1951 | 31.53 | 34.82 | 43.03 | 52.65 | 62.52 | 70.95 | 80.24 | 74.69 | 67.27 | 54.35 | 37.12 | 26.56 | 52.98 | |||||||||||||
1952 | 32.68 | 34.29 | q | 38.61 | 53.07 | 61.56 | 71.06 | e | 75.24 | 73.61 | 66.75 | 55.47 | 36.63 | 27.85 | 53.87 | a | ||||||||||
1953 | 35.74 | 34.07 | 44.58 | a | 51.74 | a | 57.50 | a | 73.32 | 77.98 | 71.93 | a | 66.22 | 52.71 | 38.28 | a | 23.56 | 52.30 | ||||||||
1954 | 28.40 | a | 37.52 | ----- | z | 57.42 | x | 63.85 | 72.83 | 77.71 | 74.13 | 67.97 | 52.38 | j | 42.37 | 28.42 | 54.80 | c | ||||||||
1955 | 27.40 | a | 27.75 | 41.35 | 50.03 | a | 56.06 | 67.55 | 74.10 | 73.26 | 66.08 | 53.08 | 38.00 | 31.02 | 50.47 | |||||||||||
1956 | 33.55 | 27.97 | 38.31 | 49.18 | 63.71 | 73.25 | 74.98 | 71.65 | 66.35 | 52.81 | 29.40 | d | 24.56 | 50.48 | ||||||||||||
1957 | 32.98 | 40.45 | 43.87 | 49.25 | 57.32 | 70.45 | 74.42 | a | 72.77 | 64.25 | 52.24 | 35.00 | 30.10 | a | 51.93 | |||||||||||
1958 | 27.52 | ----- | z | ----- | z | 49.73 | 65.82 | 76.05 | 76.97 | 75.60 | 65.87 | 54.61 | 39.83 | 34.73 | 56.67 | b | ||||||||||
1959 | 32.77 | 36.18 | 42.63 | 54.88 | a | 63.47 | 75.30 | 78.52 | 73.81 | 67.82 | 53.71 | 39.48 | 32.35 | 54.24 | ||||||||||||
1960 | 24.58 | 32.43 | a | 46.76 | 54.09 | a | 60.19 | 72.29 | a | 76.94 | 73.73 | 65.86 | a | 50.24 | 41.48 | 24.39 | 51.91 | |||||||||
1961 | 19.73 | 38.36 | 44.42 | 52.52 | 64.07 | a | 73.43 | 76.76 | 73.66 | 62.78 | 52.24 | 38.85 | 18.63 | 51.29 | ||||||||||||
1962 | 21.34 | 37.62 | 38.18 | a | 55.88 | 61.93 | b | 69.95 | 75.02 | 74.58 | 66.43 | 53.97 | 43.77 | 31.35 | 52.50 | |||||||||||
1963 | 21.58 | 37.93 | 42.58 | 52.34 | b | 66.02 | 70.88 | 78.83 | a | 72.68 | 67.02 | 57.50 | 40.63 | 25.53 | a | 52.79 | ||||||||||
1964 | 26.76 | 29.55 | 38.23 | 48.78 | a | 60.34 | 67.85 | 76.94 | 71.87 | 64.17 | 54.98 | 37.65 | c | 30.82 | 50.66 | |||||||||||
1965 | 32.13 | 33.96 | 39.77 | a | 51.41 | a | 58.94 | 66.67 | 73.44 | 71.73 | 62.97 | 53.21 | 44.03 | 32.73 | 51.75 | |||||||||||
1966 | 25.92 | 31.48 | 43.61 | 52.95 | 64.45 | 72.41 | g | 78.23 | 73.92 | 65.90 | 53.28 | a | 43.97 | a | 28.98 | 51.15 | a | |||||||||
1967 | 27.74 | 37.09 | 48.90 | 52.58 | 59.82 | 69.00 | 76.23 | a | 72.11 | 65.27 | 55.17 | a | 42.08 | 23.97 | 52.50 | |||||||||||
1968 | 20.61 | 39.91 | 43.85 | 48.82 | 61.11 | 71.47 | 75.89 | 70.32 | 64.68 | 54.80 | a | 38.77 | 24.95 | a | 51.27 | |||||||||||
1969 | 32.83 | a | 35.46 | 39.56 | 52.75 | 65.07 | a | 70.02 | 77.15 | 72.53 | 65.02 | h | ----- | z | 37.78 | 33.15 | a | 51.63 | b | |||||||
1970 | 29.87 | 39.52 | 40.11 | 47.37 | c | 63.55 | 69.55 | 76.21 | 76.52 | a | 63.95 | ----- | z | ----- | z | ----- | z | 56.29 | c | |||||||
1971 | 33.96 | s | 28.14 | j | 41.29 | e | 43.06 | u | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 41.29 | k |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 28.36 | 35.16 | 42.21 | 51.80 | 61.72 | 71.16 | 76.52 | 73.23 | 65.83 | 54.03 | 39.41 | 28.77 | 52.10 | |||||||||||||
S.D. | 4.64 | 3.91 | 2.89 | 2.44 | 2.80 | 2.45 | 1.65 | 1.39 | 1.60 | 2.23 | 3.54 | 4.32 | 1.22 | |||||||||||||
SKEW | -0.41 | -0.51 | 0.33 | -0.01 | -0.30 | 0.12 | 0.19 | 0.29 | -0.16 | 1.32 | -0.82 | -0.41 | 0.47 | |||||||||||||
MAX | 35.74 | 40.45 | 48.90 | 55.92 | 66.02 | 76.05 | 80.24 | 76.52 | 69.02 | 60.76 | 44.03 | 35.47 | 54.47 | |||||||||||||
MIN | 19.73 | 27.75 | 38.18 | 47.37 | 56.06 | 66.67 | 73.44 | 70.32 | 62.78 | 50.24 | 29.40 | 18.63 | 50.47 | |||||||||||||
YRS | 22 | 20 | 21 | 20 | 22 | 20 | 23 | 23 | 22 | 20 | 22 | 22 | 15 |