YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 56.29 | 51.66 | a | 33.23 | 18.03 | 15.61 | 34.96 | g | ||||
1949 | 8.37 | a | 5.57 | 26.06 | 32.93 | 39.46 | g | 45.70 | 53.48 | b | 45.19 | e | 39.63 | 27.55 | 15.70 | j | 6.16 | 29.07 | b | |||||||
1950 | 5.52 | 13.18 | 17.75 | g | 24.67 | ----- | z | ----- | z | ----- | z | 49.74 | d | 44.37 | 34.26 | 23.23 | 19.81 | 26.85 | d | |||||||
1951 | 14.45 | 18.96 | 22.57 | a | 33.52 | a | 41.61 | 44.30 | 54.06 | 51.64 | c | 38.97 | a | 31.40 | a | 20.03 | 13.45 | 32.08 | ||||||||
1952 | 18.81 | d | 17.93 | 21.37 | d | 32.87 | 39.45 | 45.67 | 51.39 | 53.00 | d | 43.29 | b | 28.55 | 17.45 | a | 13.45 | 31.94 | ||||||||
1953 | 20.38 | e | 18.70 | e | 22.97 | 28.80 | 35.84 | 47.23 | 54.52 | 50.74 | 38.53 | 30.96 | d | 22.60 | 4.26 | 31.29 | ||||||||||
1954 | 16.68 | 18.57 | 20.52 | 31.90 | 37.32 | 43.27 | 53.65 | e | 45.94 | 42.10 | 30.87 | 20.27 | d | 12.45 | 31.13 | |||||||||||
1955 | 6.15 | d | 4.39 | 18.96 | e | 23.10 | 36.26 | 44.10 | 49.87 | 50.77 | 37.20 | 28.68 | 21.90 | 22.43 | a | 28.65 | ||||||||||
1956 | 22.90 | 17.10 | 20.23 | 31.30 | 40.23 | 49.00 | 52.06 | 49.61 | 41.37 | 32.81 | 17.10 | 12.87 | 32.21 | |||||||||||||
1957 | 21.35 | 27.93 | n | 28.39 | 31.57 | 36.23 | 45.50 | 54.16 | 54.06 | 39.38 | a | 37.21 | g | 23.53 | 18.29 | 35.25 | b | |||||||||
1958 | 13.94 | 25.11 | 25.62 | b | 29.93 | b | 40.68 | 49.77 | 51.84 | 54.58 | 45.97 | 33.45 | 22.77 | 17.87 | 34.29 | |||||||||||
1959 | 15.55 | 20.96 | 22.74 | 31.13 | 41.61 | 50.57 | 54.00 | 54.39 | 44.33 | 31.71 | 19.46 | b | 18.03 | b | 33.71 | |||||||||||
1960 | 12.36 | c | 16.10 | 26.50 | a | 32.50 | 39.68 | 48.33 | 53.58 | 51.06 | 44.90 | 34.58 | 24.97 | a | 14.62 | j | 34.96 | a | ||||||||
1961 | 7.44 | d | 19.75 | 25.95 | k | 31.50 | 40.70 | d | 50.03 | 53.55 | 56.03 | 41.37 | 32.45 | b | 23.87 | 8.33 | a | 33.18 | a | |||||||
1962 | 8.55 | 25.79 | 21.42 | 33.37 | 38.19 | 46.47 | 51.45 | 49.45 | 43.60 | 34.06 | 24.27 | o | 15.39 | 33.43 | a | |||||||||||
1963 | 4.77 | 23.57 | 24.00 | 31.53 | 40.90 | b | 46.80 | 54.90 | 56.00 | 45.90 | 38.45 | 26.04 | b | 12.38 | b | 33.77 | ||||||||||
1964 | 9.93 | b | 12.96 | c | 20.45 | 32.46 | b | 39.48 | 46.67 | 57.23 | 51.90 | 42.97 | 31.53 | a | 22.30 | 19.42 | 32.28 | |||||||||
1965 | 20.61 | 18.11 | 24.39 | 33.03 | 38.55 | 44.15 | c | 54.45 | b | 50.45 | 39.70 | 30.19 | j | 30.06 | m | 22.03 | a | 34.55 | b | |||||||
1966 | 13.48 | ----- | z | 25.47 | l | 31.13 | 39.10 | 48.03 | 55.32 | 51.90 | 43.97 | 32.00 | 25.53 | 17.74 | 35.82 | b | ||||||||||
1967 | 11.90 | 20.96 | 27.73 | a | 31.33 | 38.06 | 46.43 | 55.26 | 54.10 | 45.63 | 31.87 | 22.00 | 14.45 | k | 35.03 | a | ||||||||||
1968 | 5.10 | 24.66 | 25.10 | 29.23 | 38.48 | 47.35 | g | 58.15 | r | 49.16 | 39.03 | 33.35 | 25.18 | b | 9.68 | 27.90 | b | |||||||||
1969 | 19.55 | 22.14 | f | 21.35 | 30.97 | 41.97 | 46.83 | 56.32 | 55.32 | 46.20 | 31.41 | b | 20.46 | b | 18.84 | 35.38 | a | |||||||||
1970 | 15.26 | 20.89 | 24.81 | 25.87 | 41.97 | 48.60 | 54.87 | 56.07 | c | 44.37 | 30.81 | 25.23 | 16.61 | 33.78 | ||||||||||||
1971 | 15.23 | 21.57 | 26.13 | h | 35.53 | 39.52 | 49.77 | 55.61 | 58.26 | d | 41.67 | 34.61 | 22.10 | 15.03 | 35.35 | a | ||||||||||
1972 | 14.61 | 20.66 | 27.77 | a | 34.87 | 37.42 | 51.33 | 55.07 | a | 54.14 | b | 44.56 | e | 41.03 | 23.73 | 12.97 | 34.85 | |||||||||
1973 | 4.32 | c | 17.33 | a | 27.16 | 29.24 | a | 40.61 | 45.63 | 53.29 | 51.95 | j | 41.32 | e | 32.00 | d | ----- | z | ----- | z | 32.32 | c | ||||
1974 | ----- | z | ----- | z | ----- | z | ----- | z | 41.37 | d | 46.48 | a | 51.80 | a | 45.52 | 39.13 | 33.65 | 20.59 | a | 10.21 | b | 36.09 | d | |||
1975 | -1.50 | a | 11.85 | a | 19.68 | 23.20 | 36.13 | a | 45.63 | 53.67 | a | 48.14 | c | 41.21 | a | 27.36 | c | 19.90 | a | 8.93 | a | 27.85 | ||||
1976 | 5.03 | a | 23.69 | 25.50 | a | 34.03 | 40.61 | 44.87 | 54.87 | a | 51.17 | b | 45.62 | a | 27.77 | 19.55 | a | 8.48 | b | 31.77 | ||||||
1977 | 6.57 | a | 17.14 | 24.24 | b | 35.14 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 37.13 | p | ----- | z | ----- | z | 20.77 | h | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 12.05 | 18.22 | 23.73 | 30.95 | 39.31 | 46.97 | 53.86 | 51.95 | 42.69 | 32.24 | 21.91 | 14.26 | 32.11 | |||||||||||||
S.D. | 6.31 | 5.40 | 2.81 | 3.30 | 1.92 | 2.18 | 1.68 | 3.42 | 3.14 | 3.04 | 2.56 | 4.83 | 2.01 | |||||||||||||
SKEW | -0.09 | -1.01 | -0.01 | -1.08 | -0.37 | 0.32 | -0.39 | -0.26 | 0.51 | 0.77 | -0.18 | -0.22 | -0.76 | |||||||||||||
MAX | 22.90 | 25.79 | 28.39 | 35.53 | 41.97 | 51.33 | 57.23 | 58.26 | 51.66 | 41.03 | 26.04 | 22.43 | 34.85 | |||||||||||||
MIN | -1.50 | 4.39 | 18.96 | 23.10 | 35.84 | 43.27 | 49.87 | 45.19 | 37.20 | 27.36 | 17.10 | 4.26 | 27.85 | |||||||||||||
YRS | 28 | 25 | 24 | 28 | 26 | 26 | 26 | 28 | 29 | 27 | 25 | 26 | 14 |