YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 67.52 | 66.27 | 59.60 | 50.03 | 39.79 | b | 27.54 | c | 51.79 | f | ||||
1945 | 24.68 | c | 30.22 | a | 47.07 | b | 51.09 | b | 53.43 | b | 62.02 | 65.25 | a | 62.37 | 62.10 | a | 47.96 | d | 41.20 | c | 23.96 | d | 47.61 | |||
1946 | 30.79 | 31.33 | b | 44.97 | b | 46.72 | a | 55.62 | b | 62.47 | 64.23 | 61.05 | b | 56.48 | b | 50.62 | c | 43.09 | c | 34.52 | c | 48.49 | ||||
1947 | 33.79 | c | 19.41 | 26.64 | c | 50.12 | a | 54.50 | 61.11 | c | 62.35 | 66.82 | 60.04 | b | 52.89 | 35.63 | c | 28.52 | c | 45.98 | ||||||
1948 | 21.90 | f | 29.45 | g | 41.88 | c | 51.22 | c | 54.50 | a | 63.03 | 65.34 | b | 62.13 | 57.48 | 45.76 | 43.39 | c | 33.29 | c | 51.80 | b | ||||
1949 | 37.18 | 35.75 | d | 38.80 | d | 43.86 | b | 55.26 | b | 63.75 | 68.60 | 64.40 | 55.75 | 52.81 | 37.91 | c | 33.30 | a | 48.95 | |||||||
1950 | 41.66 | b | 30.88 | 32.81 | b | 43.71 | b | 56.56 | 61.83 | a | 63.03 | 62.77 | 57.60 | 51.73 | 36.52 | 24.80 | a | 46.99 | ||||||||
1951 | 31.48 | 31.70 | 36.34 | 45.83 | 56.29 | 63.45 | 65.19 | 62.37 | 57.80 | 51.85 | 34.13 | 32.95 | 47.45 | |||||||||||||
1952 | 34.32 | 33.79 | 37.06 | 48.63 | 57.69 | 70.63 | 72.26 | 67.06 | 57.52 | 45.15 | a | 42.10 | 31.67 | a | 49.82 | |||||||||||
1953 | 32.16 | i | 30.89 | a | 36.29 | 45.23 | 60.92 | 63.95 | a | 65.03 | 62.18 | 56.98 | 48.56 | 37.22 | 31.00 | 48.93 | a | |||||||||
1954 | 29.06 | 33.02 | 34.13 | a | 52.67 | c | 50.44 | 61.88 | 63.77 | a | 64.92 | a | 59.97 | a | 50.37 | a | 35.37 | 26.05 | b | 46.80 | ||||||
1955 | 24.19 | 29.46 | a | 38.27 | 51.00 | 57.73 | a | 56.34 | b | 69.18 | 67.23 | a | 58.78 | 48.58 | 35.68 | b | ----- | z | 48.77 | a | ||||||
1956 | ----- | z | 33.79 | c | 33.83 | a | 45.21 | b | 55.29 | c | 61.16 | a | 65.26 | 63.85 | 56.30 | h | 50.85 | 35.57 | 36.50 | e | 48.13 | b | ||||
1957 | 24.98 | a | 33.41 | 36.26 | 49.66 | a | 56.76 | 64.37 | 65.07 | a | 61.52 | 60.02 | 43.28 | b | 39.00 | 31.81 | 47.18 | |||||||||
1958 | 21.47 | 17.59 | a | 29.63 | a | 44.72 | 54.29 | 59.75 | 67.28 | a | 63.52 | a | 58.02 | 47.52 | 40.90 | a | 22.34 | 43.92 | ||||||||
1959 | 24.09 | c | 30.36 | 34.30 | a | 47.27 | 58.18 | 60.47 | a | 64.76 | 67.03 | 58.55 | a | 49.55 | 35.55 | b | 31.67 | a | 46.81 | |||||||
1960 | 28.16 | 24.83 | 19.47 | 48.67 | 51.24 | 61.35 | 62.70 | a | 66.47 | 59.25 | 47.41 | b | 37.74 | a | 20.89 | 44.01 | ||||||||||
1961 | 19.63 | 31.43 | a | 38.24 | 39.28 | 49.82 | a | 59.45 | 64.61 | 64.44 | 61.03 | 47.43 | a | 38.91 | a | 29.58 | 45.32 | |||||||||
1962 | 24.77 | a | 30.54 | a | 32.48 | a | 42.22 | 59.37 | 61.05 | 61.90 | a | 62.16 | 54.77 | 49.02 | a | 36.50 | 23.90 | 44.89 | ||||||||
1963 | 21.24 | 20.21 | 38.71 | 46.07 | 53.37 | 59.75 | 61.69 | 61.10 | a | 54.38 | 49.22 | a | 38.98 | 17.69 | 43.54 | |||||||||||
1964 | 27.34 | 22.21 | 35.73 | 47.85 | 55.92 | 61.88 | 63.31 | 61.21 | 57.82 | 44.26 | 41.03 | 32.15 | 45.89 | |||||||||||||
1965 | 25.42 | 28.84 | 31.82 | 46.87 | 59.26 | 60.77 | 63.90 | 65.03 | 60.67 | 45.65 | 39.28 | 32.61 | 46.68 | |||||||||||||
1966 | 21.10 | 27.25 | 36.10 | 42.52 | 54.69 | 60.02 | 66.81 | 63.08 | 53.98 | 45.15 | a | 39.78 | 27.55 | 44.84 | ||||||||||||
1967 | 30.92 | 23.50 | 38.32 | 47.68 | 50.06 | 62.27 | 63.56 | 62.00 | 53.80 | 47.24 | 33.00 | a | 31.89 | 45.35 | ||||||||||||
1968 | 22.69 | 18.14 | 36.85 | 47.50 | 52.10 | 62.27 | 65.26 | 66.18 | 56.97 | 48.06 | 38.77 | 23.97 | 44.90 | |||||||||||||
1969 | 24.02 | 24.16 | 27.27 | 47.98 | 56.00 | 63.82 | 66.34 | 62.82 | 57.42 | 47.79 | 33.82 | 22.11 | 44.46 | |||||||||||||
1970 | 18.97 | a | 26.96 | 32.50 | 46.70 | 57.98 | 62.10 | 65.13 | 64.35 | 61.50 | 51.32 | 38.28 | 30.03 | 46.32 | ||||||||||||
1971 | 22.00 | 28.21 | 30.84 | 44.08 | 52.02 | 64.38 | 64.13 | 62.56 | 62.02 | 53.61 | 36.05 | 37.10 | 46.42 | |||||||||||||
1972 | 30.34 | 24.71 | 34.35 | 44.90 | 54.92 | 58.22 | 65.23 | 63.71 | 59.93 | 45.58 | 36.45 | 35.00 | 46.11 | |||||||||||||
1973 | 27.24 | 27.37 | b | 43.77 | 43.65 | 52.45 | 63.77 | 65.66 | 64.48 | 59.12 | 49.81 | 38.78 | a | 30.13 | 47.19 | |||||||||||
1974 | 37.40 | 28.68 | 39.44 | 47.28 | 54.56 | 58.77 | 64.05 | 62.74 | 56.55 | 45.66 | 37.87 | 29.80 | a | 46.90 | ||||||||||||
1975 | 30.85 | 31.32 | 33.65 | 40.50 | 57.37 | 62.35 | 63.89 | 65.97 | 56.63 | 51.74 | 42.25 | 31.45 | 47.33 | |||||||||||||
1976 | 23.45 | 36.09 | 42.05 | 45.43 | 51.98 | 62.02 | 63.00 | 59.92 | 55.75 | 44.05 | 30.95 | 25.00 | 44.97 | |||||||||||||
1977 | 11.65 | 25.46 | a | 41.05 | 49.15 | 56.53 | 58.50 | 66.48 | 65.26 | 60.93 | 45.68 | 40.50 | 27.61 | 45.73 | ||||||||||||
1978 | 19.00 | 16.25 | 33.61 | 45.43 | 52.66 | 61.15 | 65.19 | 66.79 | 61.45 | 45.27 | 40.90 | 31.45 | 44.93 | |||||||||||||
1979 | 22.39 | 19.96 | 38.71 | 45.35 | 54.50 | 60.05 | 63.55 | 64.10 | 58.23 | 46.81 | 40.80 | 32.98 | 45.62 | |||||||||||||
1980 | 26.81 | 21.66 | 33.40 | 45.15 | 56.10 | 59.68 | 67.18 | 66.48 | 60.92 | 44.95 | 36.12 | 28.65 | 45.59 | |||||||||||||
1981 | 19.18 | 28.88 | 31.06 | 50.47 | 52.93 | a | 63.97 | 65.06 | 62.63 | 57.47 | 47.05 | 36.10 | 24.68 | 44.96 | ||||||||||||
1982 | 22.62 | a | 30.16 | 38.11 | 42.85 | 58.31 | 59.98 | a | 66.32 | 61.37 | 56.60 | 49.15 | 41.98 | 36.62 | a | 47.01 | ||||||||||
1983 | 26.15 | 29.27 | 36.60 | 42.93 | 52.76 | 60.93 | 66.05 | 65.52 | 56.92 | 49.02 | 38.74 | a | 25.10 | 45.83 | ||||||||||||
1984 | 24.05 | 33.86 | 30.68 | 44.23 | 54.10 | 63.67 | 63.33 | a | 65.21 | 55.22 | 55.63 | 34.33 | a | 38.71 | 46.92 | |||||||||||
1985 | 19.85 | 26.68 | 39.25 | a | 49.26 | a | 56.95 | 60.37 | 65.24 | 62.55 | 58.10 | 52.11 | 46.78 | a | 24.76 | b | 46.82 | |||||||||
1986 | 25.10 | 30.36 | 37.60 | 47.88 | a | 56.40 | 62.65 | 67.60 | 62.08 | 60.45 | a | 49.68 | 39.80 | 30.42 | a | 47.50 | ||||||||||
1987 | 24.68 | 27.00 | 36.69 | 44.03 | 58.27 | 64.73 | 67.84 | 66.19 | 59.40 | 44.02 | 41.29 | a | 32.29 | 47.20 | ||||||||||||
1988 | 22.93 | a | 27.76 | 36.95 | a | 45.69 | a | 54.37 | a | 60.75 | 67.68 | a | 68.56 | 57.63 | 42.52 | 41.20 | 29.40 | 46.29 | ||||||||
1989 | 34.05 | 28.27 | 40.25 | c | 43.60 | a | 52.26 | 64.28 | 67.39 | 64.71 | 60.15 | 49.21 | 38.23 | 19.68 | c | 46.84 | ||||||||||
1990 | 35.65 | 37.54 | 41.42 | 45.78 | 53.90 | 62.45 | 65.97 | 65.31 | 59.15 | 51.61 | 41.93 | 35.97 | 49.72 | |||||||||||||
1991 | 28.45 | 33.37 | a | 38.10 | a | 49.88 | 61.55 | 62.48 | 68.50 | 65.02 | 58.31 | a | 50.00 | 38.28 | 33.05 | b | 48.92 | |||||||||
1992 | 28.31 | 31.86 | a | 35.43 | a | 46.47 | 52.53 | b | 59.64 | a | 67.08 | 62.53 | a | 57.88 | a | 47.35 | a | 39.98 | a | 30.32 | 46.62 | |||||
1993 | 30.80 | a | 25.55 | 32.16 | 46.06 | c | 55.56 | 61.68 | 68.37 | a | 65.98 | a | 58.81 | c | 47.47 | a | 39.23 | 28.03 | 46.64 | |||||||
1994 | 21.47 | 29.25 | 35.55 | a | 51.88 | a | 50.52 | a | 65.79 | a | 66.80 | a | 63.60 | 56.66 | b | 48.92 | a | 44.89 | c | 36.85 | e | 47.68 | ||||
1995 | 30.00 | b | 28.36 | c | 38.72 | b | 46.42 | d | 55.41 | d | 63.02 | 66.94 | 67.94 | 56.70 | c | 51.25 | a | 36.31 | f | 26.44 | e | 48.29 | a | |||
1996 | 27.50 | f | 32.11 | k | 30.98 | f | 44.21 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 44.21 | k |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2000 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2001 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2002 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2003 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2004 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2005 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2006 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2007 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.38 | 28.15 | 35.99 | 46.40 | 55.02 | 61.89 | 65.54 | 64.15 | 58.22 | 48.43 | 38.68 | 29.49 | 46.43 | |||||||||||||
S.D. | 5.79 | 4.96 | 4.79 | 2.91 | 2.73 | 2.28 | 2.06 | 2.07 | 2.08 | 2.90 | 3.11 | 4.83 | 1.43 | |||||||||||||
SKEW | 0.34 | -0.57 | -0.62 | 0.06 | 0.16 | 0.81 | 0.55 | 0.12 | -0.10 | 0.10 | 0.03 | -0.32 | 0.27 | |||||||||||||
MAX | 41.66 | 37.54 | 47.07 | 52.67 | 61.55 | 70.63 | 72.26 | 68.56 | 62.10 | 55.63 | 46.78 | 38.71 | 49.82 | |||||||||||||
MIN | 11.65 | 16.25 | 19.47 | 39.28 | 49.82 | 56.34 | 61.69 | 59.92 | 53.80 | 42.52 | 30.95 | 17.69 | 43.54 | |||||||||||||
YRS | 48 | 50 | 51 | 52 | 51 | 51 | 52 | 52 | 51 | 52 | 51 | 51 | 46 |