YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 70.56 | w | 67.72 | 56.54 | r | 36.95 | b | 30.00 | 44.89 | i | ||
1952 | 31.98 | 34.00 | 36.47 | 50.85 | 61.97 | 69.88 | 75.37 | 75.79 | 66.75 | 56.58 | 36.00 | 29.73 | 52.11 | |||||||||||||
1953 | 36.63 | 33.64 | 42.03 | 49.18 | 54.82 | 72.25 | 77.29 | 72.87 | 65.87 | 52.83 | b | 40.98 | 26.81 | b | 52.10 | |||||||||||
1954 | 32.40 | 39.50 | 39.52 | 54.42 | 63.48 | 70.42 | 76.61 | 73.00 | 66.22 | 55.44 | 42.27 | 29.81 | 53.59 | |||||||||||||
1955 | 27.58 | 27.32 | 42.15 | 46.12 | 56.71 | 67.07 | 73.95 | 75.39 | 65.48 | 56.05 | 39.45 | 38.00 | 51.27 | |||||||||||||
1956 | 37.50 | 32.28 | 42.18 | 48.80 | 63.76 | l | 75.09 | c | 75.40 | 72.05 | 68.38 | 55.73 | a | 30.75 | 26.81 | g | 53.82 | b | ||||||||
1957 | 34.15 | a | 41.75 | d | 43.55 | c | 48.19 | d | 56.44 | f | 69.74 | i | 74.38 | f | 72.78 | h | 63.77 | j | 54.40 | f | 38.14 | h | 33.04 | c | 40.14 | g |
1958 | 29.54 | d | 39.06 | c | 39.52 | e | 48.79 | f | 63.64 | i | 73.97 | o | 77.81 | g | 76.07 | i | 65.12 | i | 52.61 | i | 38.71 | k | 35.42 | k | 36.04 | i |
1959 | 30.38 | j | 34.97 | m | 41.30 | k | 54.18 | h | 63.69 | o | 73.27 | h | 77.39 | l | 72.41 | i | 66.68 | k | 54.85 | k | 39.81 | l | 32.33 | k | ----- | z |
1960 | 25.69 | m | 33.48 | i | 46.67 | g | 52.46 | f | 59.32 | l | 72.39 | g | 77.76 | n | 75.57 | i | 67.63 | k | 51.33 | j | 41.24 | m | 26.25 | k | ----- | z |
1961 | 26.38 | k | 37.58 | i | 42.04 | h | 51.63 | k | 61.80 | i | 72.41 | h | 75.86 | t | ----- | z | 63.38 | j | 52.61 | i | 40.75 | j | 20.05 | k | ----- | z |
1962 | 19.73 | g | 37.57 | g | 41.09 | i | 55.03 | l | 57.95 | i | 68.74 | i | 74.31 | j | 72.74 | j | 68.56 | m | 54.17 | h | 43.20 | h | 30.88 | k | ----- | z |
1963 | 20.85 | h | 37.67 | h | 39.00 | k | 46.45 | i | 63.86 | j | 67.05 | k | 77.53 | l | 72.55 | j | 66.34 | k | 56.81 | j | 39.97 | l | 23.79 | j | ----- | z |
1964 | 24.14 | i | 27.50 | i | 35.00 | i | 46.50 | h | 58.23 | i | 67.45 | h | 77.36 | m | 72.10 | j | 63.05 | i | 54.50 | h | 35.83 | l | 31.29 | j | ----- | z |
1965 | 30.62 | j | 33.79 | i | 38.80 | h | 48.10 | j | 53.98 | j | 64.84 | h | 72.18 | l | 71.05 | l | 59.12 | n | 52.68 | q | 43.97 | o | 31.12 | s | ----- | z |
1966 | 25.89 | l | 28.53 | i | 42.25 | i | ----- | z | 63.61 | c | ----- | z | 76.92 | 74.03 | b | 64.60 | ----- | z | 41.92 | 30.94 | 58.67 | f | ||||
1967 | 28.77 | 37.88 | 48.65 | a | 49.02 | 59.29 | 67.95 | 76.26 | 74.19 | 66.83 | a | ----- | z | 44.05 | 25.31 | 52.56 | a | |||||||||
1968 | 19.06 | 40.80 | b | 43.19 | 47.93 | a | 59.40 | b | 72.09 | a | 75.68 | 69.71 | 65.17 | 54.77 | 40.77 | 24.75 | a | 51.11 | ||||||||
1969 | 36.76 | 35.96 | 40.00 | 52.95 | 63.02 | a | 69.02 | 77.13 | 76.42 | 68.53 | a | 52.35 | 39.02 | 34.55 | 53.81 | |||||||||||
1970 | 32.94 | 40.38 | 39.82 | 45.41 | a | 61.37 | 68.95 | 76.66 | 76.50 | 64.47 | 49.81 | 42.27 | 31.55 | 52.51 | ||||||||||||
1971 | 30.60 | 35.64 | 42.58 | 50.22 | 57.95 | 70.47 | a | 78.10 | g | 75.74 | b | 63.57 | 50.92 | 40.70 | 29.50 | 49.81 | a | |||||||||
1972 | 33.74 | 38.09 | 49.40 | 52.87 | 60.10 | 68.69 | a | 76.00 | b | 74.05 | 66.45 | a | 56.47 | a | 39.43 | 28.48 | a | 53.65 | ||||||||
1973 | 23.71 | 36.45 | 40.72 | a | 48.40 | a | 61.07 | b | 67.95 | a | 74.95 | c | 74.09 | b | 64.52 | a | 54.05 | a | 45.38 | 34.87 | 52.18 | |||||
1974 | 30.76 | 32.11 | 49.31 | 51.50 | a | 63.69 | 73.24 | a | 75.18 | 73.52 | a | 65.91 | b | 55.05 | 42.63 | 28.42 | 53.44 | |||||||||
1975 | 28.69 | 35.71 | 41.82 | 47.47 | 55.62 | a | 69.55 | a | 76.03 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.48 | f | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.93 | 36.28 | 42.56 | 49.55 | 60.15 | 70.19 | 75.95 | 74.10 | 66.03 | 54.17 | 40.17 | 30.38 | 52.58 | |||||||||||||
S.D. | 4.84 | 3.81 | 3.70 | 2.57 | 2.99 | 2.27 | 0.98 | 1.86 | 1.46 | 2.23 | 3.59 | 3.62 | 0.99 | |||||||||||||
SKEW | -0.83 | -0.62 | 0.72 | 0.31 | -0.42 | 0.70 | -0.40 | -0.73 | 0.20 | -0.74 | -1.13 | 0.40 | -0.10 | |||||||||||||
MAX | 37.50 | 41.75 | 49.40 | 54.42 | 63.69 | 75.09 | 77.29 | 76.50 | 68.53 | 56.58 | 45.38 | 38.00 | 53.81 | |||||||||||||
MIN | 19.06 | 27.32 | 36.47 | 45.41 | 54.82 | 67.07 | 73.95 | 69.71 | 63.57 | 49.81 | 30.75 | 24.75 | 51.11 | |||||||||||||
YRS | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 14 | 15 | 12 | 15 | 15 | 10 |