YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 26.00 | k | 23.90 | 23.90 | k | |
1942 | 20.45 | 20.14 | 26.58 | 39.27 | 42.81 | 50.00 | 58.52 | 58.52 | 49.00 | 38.42 | 26.67 | 23.90 | 37.86 | |||||||||||||
1943 | 20.74 | 23.46 | 29.61 | 38.80 | 44.39 | 52.67 | 59.48 | 58.68 | 48.17 | 34.35 | 21.40 | 19.97 | 37.64 | |||||||||||||
1944 | 15.55 | 21.03 | 16.52 | 32.63 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 21.43 | h | ||||
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1947 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 27.50 | 19.52 | 23.51 | j | ||
1948 | 17.58 | 24.00 | 28.00 | 40.13 | 48.77 | 55.31 | a | 59.83 | a | 57.39 | m | 50.87 | 39.39 | 21.70 | 23.29 | 37.17 | a | |||||||||
1949 | 23.29 | 19.25 | x | 33.00 | t | ----- | z | ----- | z | 57.17 | g | 62.19 | 58.10 | 53.80 | 38.84 | 27.03 | 17.97 | a | 40.17 | e | ||||||
1950 | 19.68 | 26.39 | 29.48 | 39.37 | 45.48 | 53.87 | 61.68 | 57.61 | 48.53 | 42.10 | 25.37 | 19.68 | 39.10 | |||||||||||||
1951 | 16.61 | 21.68 | 26.58 | 38.93 | 47.13 | 51.40 | 63.48 | 61.52 | 50.10 | 37.97 | 23.20 | 19.87 | 38.21 | |||||||||||||
1952 | 20.90 | 21.48 | 27.55 | 39.45 | a | 48.97 | 58.17 | a | 62.32 | 62.84 | 50.77 | 34.32 | 23.77 | 15.81 | 38.86 | |||||||||||
1953 | 20.19 | 19.64 | 30.48 | 36.33 | 39.77 | 54.93 | 60.58 | 55.48 | 42.47 | 31.71 | 21.20 | 15.71 | 35.71 | |||||||||||||
1954 | 17.77 | 22.96 | 28.39 | 42.37 | 48.74 | 55.03 | 64.90 | 60.58 | 54.50 | 40.67 | a | 26.00 | 17.03 | a | 39.91 | |||||||||||
1955 | 15.45 | 14.68 | 28.23 | 34.73 | 44.58 | 52.55 | a | 58.20 | a | 62.06 | 52.10 | a | 39.74 | 23.93 | 20.58 | 37.24 | ||||||||||
1956 | 23.77 | 17.83 | f | 27.88 | e | 36.50 | f | 45.88 | e | 58.77 | d | 60.23 | e | 57.33 | d | 50.08 | e | 40.30 | d | 17.37 | 14.45 | 39.61 | b | |||
1957 | 23.90 | 31.85 | b | 33.52 | 37.17 | 45.61 | 54.47 | 64.19 | 62.39 | 49.27 | 42.16 | 27.97 | 20.16 | 41.05 | ||||||||||||
1958 | 17.81 | 25.75 | 30.35 | 39.00 | b | 48.87 | 58.37 | 60.32 | 61.87 | 55.23 | 41.94 | 28.70 | 20.17 | a | 40.70 | |||||||||||
1959 | 16.68 | 22.00 | 25.32 | 39.70 | 44.84 | 57.50 | 59.65 | 59.55 | 44.97 | 36.03 | 24.30 | 22.65 | 37.76 | |||||||||||||
1960 | 17.35 | 20.17 | 31.55 | 38.43 | 44.06 | 54.37 | 59.00 | 56.77 | 49.43 | 34.39 | 23.70 | 14.03 | a | 36.94 | ||||||||||||
1961 | 11.67 | a | 19.32 | 29.13 | 36.97 | 45.65 | 55.30 | 60.61 | 60.97 | 49.10 | 36.00 | 27.61 | b | 20.90 | 37.77 | |||||||||||
1962 | 17.42 | 27.75 | 25.45 | 39.83 | 45.87 | 55.03 | 62.74 | 58.35 | 55.13 | 42.32 | 31.67 | 24.32 | 40.49 | |||||||||||||
1963 | 15.26 | 26.86 | 31.16 | 41.77 | 49.74 | 54.37 | 64.83 | a | 62.55 | 56.17 | 43.50 | a | 30.50 | 16.70 | a | 41.12 | ||||||||||
1964 | 12.59 | b | 16.57 | a | 26.60 | a | 37.60 | 48.61 | ----- | z | 64.07 | a | 60.50 | a | 54.80 | 38.84 | 28.86 | a | 21.03 | 37.28 | a | |||||
1965 | 23.42 | 22.36 | 27.77 | ----- | z | ----- | z | 52.38 | d | 62.63 | d | 59.63 | d | 48.70 | c | 34.96 | e | 30.70 | g | 19.20 | f | 41.48 | d | |||
1966 | 12.77 | e | ----- | z | ----- | z | ----- | z | ----- | z | 54.58 | d | 63.04 | d | 61.33 | j | 33.05 | j | ----- | z | 29.77 | 18.74 | 35.78 | g | ||
1967 | 14.07 | a | 21.14 | 34.03 | a | 40.70 | 45.33 | a | 55.07 | b | 65.69 | b | 59.90 | 52.90 | 38.90 | 29.37 | 19.35 | 39.71 | ||||||||
1968 | 20.48 | 28.17 | 31.81 | 37.47 | 46.32 | 56.23 | 61.58 | 59.06 | 48.80 | 40.10 | 29.40 | 17.10 | a | 39.71 | ||||||||||||
1969 | 25.30 | a | 23.33 | a | 24.30 | a | 40.28 | a | 47.81 | 54.24 | a | 63.61 | 62.42 | 52.47 | 41.84 | 26.83 | 26.13 | 40.71 | ||||||||
1970 | 18.90 | 26.21 | 30.06 | 34.13 | 46.06 | 54.17 | 62.52 | 61.13 | 51.60 | 36.42 | 27.50 | 20.90 | 39.13 | |||||||||||||
1971 | 15.41 | d | 19.33 | v | 33.11 | d | 38.07 | 42.13 | 53.80 | 60.30 | d | 57.39 | 46.17 | 39.00 | 28.93 | 21.45 | 39.61 | a | ||||||||
1972 | 20.48 | d | 23.03 | 31.29 | 36.97 | 46.32 | 55.83 | 62.94 | 60.55 | 54.03 | 45.39 | 27.43 | 22.55 | 40.57 | ||||||||||||
1973 | 20.45 | 23.68 | 29.81 | 31.13 | 46.37 | a | 52.77 | 60.52 | 58.48 | 49.07 | 36.61 | 28.63 | 18.48 | 38.00 | ||||||||||||
1974 | 21.16 | 21.48 | a | 36.58 | 37.03 | 48.65 | 57.30 | 63.00 | 59.29 | 51.57 | 44.71 | 29.10 | 20.61 | 40.87 | ||||||||||||
1975 | 20.35 | 25.96 | 32.65 | 34.77 | 42.93 | a | 51.20 | 61.52 | 57.35 | 51.23 | 36.35 | 24.57 | 18.94 | 38.15 | ||||||||||||
1976 | 16.18 | c | 25.28 | 27.30 | a | 37.93 | a | 46.10 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 30.56 | g | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 18.55 | 23.09 | 29.04 | 37.89 | 45.99 | 54.63 | 61.81 | 59.67 | 50.72 | 38.87 | 26.33 | 19.87 | 39.01 | |||||||||||||
S.D. | 3.50 | 3.62 | 3.69 | 2.61 | 2.35 | 2.17 | 1.99 | 2.00 | 3.20 | 3.38 | 3.25 | 2.92 | 1.53 | |||||||||||||
SKEW | -0.05 | 0.03 | -0.98 | -0.75 | -0.54 | 0.03 | 0.03 | -0.10 | -0.41 | -0.04 | -0.77 | -0.04 | -0.23 | |||||||||||||
MAX | 25.30 | 31.85 | 36.58 | 42.37 | 49.74 | 58.77 | 65.69 | 62.84 | 56.17 | 45.39 | 31.67 | 26.13 | 41.12 | |||||||||||||
MIN | 11.67 | 14.68 | 16.52 | 31.13 | 39.77 | 50.00 | 58.20 | 55.48 | 42.47 | 31.71 | 17.37 | 14.03 | 35.71 | |||||||||||||
YRS | 32 | 28 | 30 | 28 | 28 | 28 | 30 | 28 | 29 | 29 | 30 | 31 | 23 |