YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
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 | ----- | z | ----- | z | ----- | z |
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1949 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | 23.00 | r | 31.81 | 41.11 | u | 47.35 | 55.37 | 61.37 | a | 62.93 | a | 51.53 | 44.35 | 31.20 | o | ----- | z | 50.67 | e | |||||
1956 | 27.36 | q | 23.48 | 31.58 | 34.03 | ----- | z | 58.53 | o | 56.77 | 52.94 | 46.43 | 34.97 | a | ----- | z | ----- | z | 40.03 | e | ||||||
1957 | ----- | z | 39.89 | j | 37.97 | a | 40.77 | 49.20 | a | 57.70 | c | 64.50 | c | 62.00 | c | 50.93 | b | 43.43 | a | 26.18 | h | 21.82 | c | 47.59 | c | |
1958 | 20.31 | b | 29.91 | e | 30.20 | a | 39.83 | g | 47.41 | d | 58.23 | 59.96 | c | 59.39 | 53.70 | 45.06 | o | ----- | z | ----- | z | 44.89 | d | |||
1959 | 23.68 | 28.61 | 28.39 | 42.27 | 43.55 | 59.87 | 62.68 | 63.65 | 51.70 | 42.84 | 29.83 | 27.42 | 42.04 | |||||||||||||
1960 | 22.71 | 21.86 | 33.45 | 38.27 | 45.13 | 60.97 | 62.42 | 61.97 | 55.70 | 43.90 | 34.80 | 23.06 | 42.02 | |||||||||||||
1961 | 26.71 | 27.32 | 32.68 | 37.20 | 44.84 | 59.96 | g | 63.10 | 63.10 | 54.07 | 40.52 | 31.43 | 30.06 | 41.00 | a | |||||||||||
1962 | 24.42 | 32.00 | 29.42 | 42.13 | 46.55 | 53.53 | 61.42 | 59.26 | 55.30 | 44.74 | 34.43 | 28.29 | 42.62 | |||||||||||||
1963 | 20.45 | 28.64 | 30.77 | 40.30 | 48.84 | 53.70 | 65.65 | 61.48 | 56.07 | 44.81 | 32.07 | 20.35 | 41.93 | |||||||||||||
1964 | 16.65 | 17.38 | 29.45 | 39.00 | 48.03 | ----- | z | ----- | z | 60.52 | 55.60 | 40.87 | 30.23 | 23.71 | 36.14 | b | ||||||||||
1965 | 25.45 | 23.46 | 28.16 | 38.53 | 45.39 | 51.97 | 62.32 | 59.61 | 54.17 | 40.23 | 35.23 | 28.39 | 41.08 | |||||||||||||
1966 | 21.10 | 20.82 | 29.90 | 37.47 | 45.58 | 54.47 | 63.48 | 59.50 | a | 52.60 | 39.39 | 32.60 | 22.42 | 39.94 | ||||||||||||
1967 | 18.31 | b | 26.75 | 35.81 | 43.43 | 45.26 | 57.43 | ----- | z | ----- | z | ----- | z | 41.23 | ----- | z | ----- | z | 38.32 | e | ||||||
1968 | 27.10 | 31.52 | 34.55 | 37.60 | 47.90 | 56.63 | 62.13 | 60.10 | 50.97 | 42.29 | 32.53 | 22.03 | 42.11 | |||||||||||||
1969 | 29.06 | 26.79 | 26.48 | 42.60 | 48.42 | 56.70 | 66.87 | 65.29 | 56.97 | 45.52 | 31.90 | 27.52 | 43.68 | |||||||||||||
1970 | 21.39 | 28.36 | 31.39 | 34.90 | a | ----- | z | ----- | z | 65.32 | 62.61 | 55.33 | 39.19 | 29.93 | 27.42 | 39.58 | b | |||||||||
1971 | 23.35 | 25.82 | 31.52 | 37.47 | 46.32 | 56.73 | 58.32 | 61.32 | 53.23 | 43.42 | 33.77 | 27.52 | 41.57 | |||||||||||||
1972 | 22.26 | 25.90 | 35.61 | 36.53 | 45.16 | 58.33 | 61.71 | 62.32 | 54.97 | 48.26 | 27.10 | 25.45 | 41.97 | |||||||||||||
1973 | 23.06 | 28.86 | 31.61 | 34.97 | 45.39 | 53.73 | 61.94 | 57.87 | 51.87 | 37.10 | 31.10 | 20.26 | 39.81 | |||||||||||||
1974 | 25.00 | 19.82 | 35.16 | 37.43 | 49.23 | 57.70 | 61.55 | 57.61 | 51.87 | 45.97 | 31.43 | 22.84 | 41.30 | |||||||||||||
1975 | 24.68 | 27.54 | 32.03 | 34.37 | 41.65 | 51.33 | 60.94 | 58.29 | 51.60 | 39.71 | 28.67 | 25.32 | 39.68 | |||||||||||||
1976 | 21.65 | 30.83 | 31.52 | 40.77 | 47.81 | 57.00 | 61.06 | 57.87 | 52.80 | 37.19 | 27.57 | 21.61 | 40.64 | |||||||||||||
1977 | 23.48 | 25.86 | 27.35 | 39.67 | 47.16 | 59.07 | 64.19 | 64.03 | 56.70 | 44.55 | 31.33 | 27.26 | 42.55 | |||||||||||||
1978 | 27.97 | 27.68 | 35.13 | 40.87 | 48.19 | 58.50 | 64.81 | 60.06 | 55.50 | 45.23 | 39.07 | 26.06 | 44.09 | |||||||||||||
1979 | 25.29 | 27.11 | 31.23 | 37.90 | 46.61 | 54.30 | 62.23 | 58.19 | 52.93 | 41.48 | 24.63 | 23.52 | 40.45 | |||||||||||||
1980 | 29.00 | 29.41 | 30.32 | 34.60 | 45.71 | 56.70 | 64.55 | 61.32 | 55.63 | 38.90 | 28.47 | 26.35 | 41.75 | |||||||||||||
1981 | 27.68 | 26.43 | 31.55 | 43.67 | 47.77 | 57.87 | 64.65 | 60.87 | 55.27 | 45.16 | 31.00 | 27.71 | 43.30 | |||||||||||||
1982 | 26.45 | 30.21 | 35.00 | 40.03 | 46.32 | 53.93 | 63.13 | 63.26 | 57.03 | 40.03 | 33.73 | 25.77 | 42.91 | |||||||||||||
1983 | 25.45 | 29.61 | 33.77 | 35.79 | a | 44.23 | 50.50 | 61.61 | 62.10 | 57.67 | 46.87 | 33.00 | 25.81 | 42.20 | ||||||||||||
1984 | 23.55 | 23.28 | 32.19 | 38.93 | 52.29 | 59.17 | 63.55 | 61.97 | 53.30 | 43.71 | 32.13 | 27.06 | 42.59 | |||||||||||||
1985 | 23.87 | 25.29 | 34.26 | 40.37 | 48.16 | 55.60 | 61.61 | 62.33 | j | 52.15 | c | 44.58 | 33.80 | 22.68 | 40.21 | a | ||||||||||
1986 | 23.39 | 30.71 | 34.16 | 42.43 | 46.58 | 60.93 | 61.32 | 63.23 | 52.60 | 41.55 | 32.67 | 24.03 | b | 42.80 | ||||||||||||
1987 | 20.90 | 25.54 | 28.65 | 36.83 | 45.35 | 55.30 | 59.29 | 59.32 | 50.17 | 43.68 | 29.30 | 20.35 | 39.56 | |||||||||||||
1988 | 23.29 | 28.28 | 28.32 | 35.97 | 46.03 | 56.87 | 62.19 | 62.87 | 50.30 | 44.77 | 30.50 | 23.23 | 41.05 | |||||||||||||
1989 | 22.13 | 30.93 | 32.19 | 40.53 | 48.13 | 54.10 | 63.19 | 61.87 | 53.37 | 40.06 | 29.73 | 18.94 | 41.26 | |||||||||||||
1990 | 21.97 | 23.82 | 34.58 | 43.80 | 47.87 | 62.30 | 63.16 | 58.65 | 57.73 | 40.55 | 32.83 | 25.29 | 42.71 | |||||||||||||
1991 | 25.94 | 30.36 | 30.81 | 37.97 | 45.19 | 54.23 | 62.48 | 62.00 | 53.80 | 41.10 | 29.80 | 27.90 | 41.80 | |||||||||||||
1992 | 23.19 | 27.41 | 30.87 | 38.67 | 49.84 | 52.53 | 59.58 | 60.00 | 52.93 | 41.97 | 26.37 | 26.39 | 40.81 | |||||||||||||
1993 | 30.48 | 28.68 | 30.26 | 37.17 | 45.90 | 55.23 | 63.19 | 62.42 | 51.77 | 39.61 | 27.30 | 22.00 | 41.17 | |||||||||||||
1994 | 20.42 | 23.93 | 32.29 | 38.07 | 49.19 | 60.80 | 64.84 | 64.03 | 55.10 | 42.48 | 34.67 | 29.42 | 42.94 | |||||||||||||
1995 | 26.10 | 32.29 | 35.48 | 36.23 | 47.84 | 55.93 | 59.71 | 64.97 | 56.03 | 40.90 | 32.97 | 25.42 | 42.82 | |||||||||||||
1996 | 23.29 | 32.45 | 30.55 | 38.23 | 49.26 | 61.87 | 66.65 | 62.39 | 54.37 | 44.43 | a | 32.37 | 24.97 | 43.40 | ||||||||||||
1997 | 24.61 | 26.86 | 33.23 | 39.14 | a | 50.55 | 54.86 | b | 63.32 | 62.74 | d | 59.83 | 41.44 | f | 31.88 | e | 23.73 | a | 42.80 | a | ||||||
1998 | 23.33 | a | 25.04 | 31.11 | c | 34.90 | 46.03 | 54.33 | 64.84 | 62.42 | 59.20 | 46.97 | a | 34.76 | a | 26.67 | a | 42.47 | ||||||||
1999 | 25.94 | 25.54 | 33.71 | 37.60 | 48.10 | 57.10 | 65.10 | 62.94 | 55.40 | 40.52 | 30.73 | 22.87 | 42.13 | |||||||||||||
2000 | 25.29 | 28.90 | 33.29 | 42.57 | 53.26 | 62.24 | a | 65.26 | 64.22 | d | 55.87 | ----- | z | ----- | z | ----- | z | 47.88 | c | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 23.96 | 27.07 | 31.95 | 38.68 | 47.15 | 56.56 | 62.68 | 61.26 | 54.05 | 42.30 | 31.44 | 24.85 | 41.86 | |||||||||||||
S.D. | 2.84 | 3.38 | 2.49 | 2.69 | 2.18 | 2.95 | 2.15 | 2.38 | 2.58 | 2.88 | 2.78 | 2.75 | 1.15 | |||||||||||||
SKEW | -0.06 | -0.68 | 0.05 | 0.21 | 0.36 | 0.16 | -0.38 | -0.98 | -0.21 | -0.22 | -0.06 | -0.20 | -0.32 | |||||||||||||
MAX | 30.48 | 32.45 | 37.97 | 43.80 | 53.26 | 62.30 | 66.87 | 65.29 | 59.83 | 48.26 | 39.07 | 30.06 | 44.09 | |||||||||||||
MIN | 16.65 | 17.38 | 26.48 | 34.03 | 41.65 | 50.50 | 56.77 | 52.94 | 46.43 | 34.97 | 24.63 | 18.94 | 39.56 | |||||||||||||
YRS | 43 | 44 | 46 | 44 | 44 | 42 | 44 | 44 | 45 | 43 | 40 | 41 | 35 |