YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | ----- | z | ----- | z | ----- | z | ----- | z | 70.86 | x | 64.10 | 76.06 | 72.65 | 65.33 | 55.42 | 43.00 | 38.52 | 59.30 | e | |||||||
1952 | 36.81 | 37.07 | 40.55 | 52.73 | 62.61 | 66.67 | 73.00 | 74.33 | a | 68.27 | 58.35 | 41.37 | 35.81 | 53.96 | ||||||||||||
1953 | 37.87 | 36.41 | a | 45.87 | 50.07 | b | 52.10 | 66.03 | 75.40 | a | 72.87 | 64.53 | 52.94 | 43.48 | a | 30.00 | 52.30 | |||||||||
1954 | 35.65 | 43.46 | 44.23 | 56.00 | 59.48 | 66.17 | 75.61 | 70.35 | 68.13 | 55.42 | 43.48 | i | 36.42 | 55.54 | a | |||||||||||
1955 | 34.45 | 32.59 | a | 42.13 | 48.53 | 57.00 | 63.40 | 69.74 | 67.68 | 65.03 | 56.81 | 41.83 | 37.61 | 51.40 | ||||||||||||
1956 | 39.23 | 34.71 | a | 44.39 | 49.07 | 57.61 | 69.00 | 72.74 | 70.26 | 69.93 | 55.32 | 37.50 | 34.45 | 52.85 | ||||||||||||
1957 | 41.21 | b | 47.43 | 47.06 | 50.20 | 56.39 | 69.87 | 77.97 | 74.27 | a | 67.57 | 55.74 | 39.67 | 37.00 | 55.36 | |||||||||||
1958 | 33.29 | 40.75 | 42.00 | 49.13 | 61.97 | 67.93 | 74.10 | b | 73.32 | 66.90 | 56.19 | 41.63 | 36.94 | 53.68 | ||||||||||||
1959 | 36.45 | 35.43 | 42.93 | c | 54.37 | 56.84 | 71.77 | 76.29 | 72.90 | 67.00 | 56.29 | 43.83 | 37.39 | 54.29 | ||||||||||||
1960 | 33.33 | a | 33.79 | 44.48 | 50.30 | 56.10 | 70.90 | 74.61 | 76.19 | 69.63 | 55.06 | 45.10 | 34.16 | 53.64 | ||||||||||||
1961 | 38.37 | a | 41.00 | a | 45.45 | 52.73 | 58.55 | 72.13 | 75.65 | 73.19 | 67.60 | 54.87 | 42.37 | 39.42 | 55.11 | |||||||||||
1962 | 35.71 | 43.79 | 41.68 | 53.57 | 54.92 | e | 63.80 | 73.55 | 76.06 | 70.47 | 55.19 | 47.47 | 39.83 | a | 54.67 | |||||||||||
1963 | 34.35 | 43.82 | 45.03 | 49.00 | 63.55 | 64.43 | 77.45 | b | 72.90 | a | 69.76 | a | 61.29 | 46.20 | 34.52 | 55.19 | ||||||||||
1964 | 30.74 | 33.14 | 42.42 | 49.43 | 57.65 | 66.23 | 77.00 | 72.52 | 66.73 | 60.53 | a | 41.47 | 38.68 | 53.04 | ||||||||||||
1965 | 37.45 | b | 37.32 | 42.61 | 51.63 | 56.10 | 62.30 | 75.32 | 74.94 | 65.17 | 56.06 | 49.60 | 39.23 | 53.98 | ||||||||||||
1966 | 33.32 | 36.37 | a | 46.27 | a | 52.70 | 62.23 | 69.30 | 76.71 | 76.10 | 70.41 | a | 54.90 | 46.10 | 35.45 | 54.99 | ||||||||||
1967 | 33.03 | 39.00 | 48.26 | 46.87 | 57.10 | 66.27 | 75.16 | 72.32 | ----- | z | ----- | z | ----- | z | ----- | z | 54.75 | d | ||||||||
1968 | 37.68 | l | 44.14 | 45.39 | 48.93 | a | ----- | z | 64.00 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.15 | i | ||
1969 | ----- | z | ----- | z | ----- | z | ----- | z | 62.76 | b | ----- | z | ----- | z | ----- | z | 66.18 | s | 51.68 | 45.23 | 41.26 | 50.23 | h | |||
1970 | 34.60 | a | 40.93 | 43.00 | 47.17 | 60.25 | c | ----- | z | ----- | z | ----- | z | 64.36 | b | 50.58 | 43.59 | a | 35.48 | 46.66 | c | |||||
1971 | 32.84 | 36.59 | a | 42.13 | 47.73 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.59 | b | 38.98 | g | |||
1972 | 33.90 | 39.83 | 49.81 | 52.13 | 58.68 | 67.66 | a | 75.80 | a | 70.10 | 64.47 | 54.29 | 38.76 | a | 32.57 | a | 53.17 | |||||||||
1973 | 31.97 | a | 39.28 | c | 39.13 | 45.57 | 59.42 | 65.60 | 73.87 | 75.00 | 65.30 | 54.13 | 42.63 | 35.68 | 52.30 | |||||||||||
1974 | 35.19 | 35.48 | a | 46.90 | a | 50.87 | 58.48 | 72.27 | 72.55 | ----- | z | 65.43 | 55.81 | 40.40 | 28.45 | 51.08 | a | |||||||||
1975 | 31.16 | ----- | z | ----- | z | ----- | z | 59.96 | g | 66.83 | 75.16 | 74.55 | 71.70 | 60.90 | 49.53 | 41.84 | 58.96 | d | ||||||||
1976 | 45.16 | 45.90 | 47.09 | h | 58.30 | 65.42 | 67.87 | 75.55 | 72.55 | k | 67.33 | f | 61.81 | 54.63 | 45.90 | 57.84 | c | |||||||||
1977 | 37.90 | 45.00 | 46.90 | 61.37 | 63.45 | 73.70 | 79.10 | 76.71 | ----- | z | ----- | z | 53.43 | 45.81 | 58.34 | b | ||||||||||
1978 | 45.13 | 37.25 | 53.58 | 55.44 | l | 55.19 | 67.40 | 73.32 | 73.23 | 66.97 | 61.58 | 46.50 | 36.35 | 56.05 | a | |||||||||||
1979 | 37.13 | 39.50 | 42.48 | 49.50 | ----- | z | 66.57 | 71.71 | 67.10 | 66.07 | 52.23 | 37.10 | 37.29 | 51.52 | a | |||||||||||
1980 | 42.32 | 44.66 | 44.52 | 49.70 | 55.39 | 67.43 | 76.39 | 74.32 | 68.73 | 54.84 | 44.77 | 41.23 | 55.36 | |||||||||||||
1981 | 42.06 | 42.46 | 44.84 | 54.00 | a | 59.74 | 71.60 | 75.97 | 75.03 | 68.03 | 54.06 | 44.53 | 39.35 | 55.97 | ||||||||||||
1982 | 37.81 | 42.11 | 44.81 | 51.10 | 58.97 | 65.17 | 74.90 | 76.06 | 67.90 | 51.52 | 46.32 | b | 38.29 | 54.58 | ||||||||||||
1983 | 37.87 | a | 42.78 | a | 46.35 | 44.87 | 58.77 | 66.72 | a | 75.35 | 73.42 | 72.37 | 58.84 | 44.37 | 41.03 | 55.23 | ||||||||||
1984 | 37.39 | 36.71 | a | 44.87 | 50.30 | 62.77 | 65.07 | 73.61 | 73.68 | 69.23 | 54.71 | 44.14 | a | 40.29 | 54.40 | |||||||||||
1985 | 38.55 | 37.89 | 44.81 | 54.77 | 61.35 | 70.70 | 75.71 | 75.74 | 63.33 | 56.61 | 43.20 | 37.68 | 55.03 | |||||||||||||
1986 | 40.13 | 44.44 | a | 47.63 | d | 51.43 | 57.68 | 68.77 | 72.06 | 75.13 | 63.10 | 51.35 | 42.47 | 37.13 | 54.28 | |||||||||||
1987 | 32.97 | a | 40.32 | 42.35 | 53.14 | a | 58.33 | d | 68.40 | 68.58 | 72.13 | a | 65.37 | 58.68 | 41.03 | 34.16 | 52.96 | |||||||||
1988 | 34.26 | 40.45 | 42.52 | 50.83 | 56.74 | 70.07 | 74.81 | 73.10 | 63.87 | 58.87 | a | 41.27 | 32.39 | 53.26 | ||||||||||||
1989 | 32.87 | 40.29 | 45.81 | 55.47 | 59.94 | 64.97 | 75.13 | 71.00 | 60.21 | b | 50.90 | 42.30 | 31.13 | 52.50 | ||||||||||||
1990 | 33.53 | a | 34.79 | 45.06 | 52.90 | a | 58.97 | 69.50 | 75.22 | h | 68.97 | 64.77 | 50.74 | 37.70 | 33.19 | 50.01 | a | |||||||||
1991 | 37.23 | e | 39.14 | 36.16 | 44.03 | ----- | z | 58.75 | v | 72.19 | 73.13 | 64.40 | 55.74 | 39.73 | 37.90 | 49.97 | b | |||||||||
1992 | 34.52 | 40.69 | 43.74 | 48.77 | 57.74 | 63.57 | 68.23 | 69.45 | 66.67 | 53.71 | 34.53 | 33.77 | a | 51.28 | ||||||||||||
1993 | 42.68 | 39.96 | 42.52 | 48.50 | 58.42 | 64.13 | 70.47 | a | 70.03 | 63.23 | 53.87 | 39.97 | 32.16 | 52.16 | ||||||||||||
1994 | 32.57 | a | 34.43 | 44.58 | 49.93 | 54.97 | 68.00 | 73.35 | 75.87 | 66.71 | b | 52.26 | 36.73 | 36.43 | a | 52.15 | ||||||||||
1995 | 36.77 | 40.89 | ----- | z | 45.57 | 55.19 | 60.83 | 70.71 | 75.55 | b | 68.43 | 51.90 | 44.13 | 35.23 | 53.20 | a | ||||||||||
1996 | 32.77 | 45.76 | 41.26 | 48.83 | 58.16 | 64.43 | 71.23 | 71.90 | 58.70 | 52.87 | 41.53 | 34.84 | 51.86 | |||||||||||||
1997 | 43.50 | q | 36.43 | 45.87 | 48.50 | 64.19 | 64.27 | 69.71 | ----- | z | 71.31 | a | 51.71 | 42.50 | 33.65 | 52.81 | b | |||||||||
1998 | 36.13 | 38.31 | b | 40.74 | 40.97 | a | 52.84 | 60.27 | 75.26 | 75.10 | 67.97 | a | 50.00 | 39.90 | 33.97 | 50.95 | ||||||||||
1999 | 32.71 | 39.11 | 41.60 | a | 46.77 | 51.00 | c | 66.17 | 75.06 | ----- | z | 69.22 | c | ----- | z | 46.43 | 30.97 | 49.90 | b | |||||||
2000 | 34.70 | a | 38.97 | 42.48 | 52.30 | 61.48 | 70.50 | 74.29 | 76.00 | a | 70.27 | 57.13 | 35.27 | 32.53 | a | 53.83 | ||||||||||
2001 | 33.10 | 35.21 | 43.87 | 46.10 | 56.66 | b | 67.07 | b | 74.64 | c | 72.84 | 69.30 | 57.58 | 47.53 | 32.52 | d | 53.04 | |||||||||
2002 | 33.12 | e | 40.00 | w | 44.30 | a | 53.59 | a | 56.06 | 69.07 | 75.19 | 74.19 | 68.67 | 53.35 | ----- | z | 36.86 | b | 56.44 | b | ||||||
2003 | 39.62 | e | 42.04 | d | 43.43 | j | 48.63 | 57.89 | d | 65.83 | 76.50 | i | 75.68 | 69.92 | d | 60.65 | e | 42.41 | a | 33.60 | f | 55.85 | c | |||
2004 | 37.40 | f | 35.68 | d | 49.12 | f | 52.17 | f | 58.03 | a | 65.93 | 73.00 | a | 71.80 | f | 65.17 | 52.97 | 40.85 | c | 35.94 | 53.45 | d | ||||
2005 | 41.55 | b | 44.82 | 43.54 | c | 49.57 | 59.67 | d | ----- | z | 75.73 | e | 72.47 | a | 66.63 | ----- | z | ----- | z | ----- | z | 56.75 | d | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 36.27 | 39.57 | 44.14 | 50.37 | 58.47 | 67.07 | 74.18 | 73.27 | 66.94 | 55.27 | 42.98 | 36.36 | 53.60 | |||||||||||||
S.D. | 3.56 | 3.73 | 2.80 | 3.63 | 3.10 | 2.98 | 2.37 | 2.35 | 2.84 | 3.14 | 4.08 | 3.60 | 1.35 | |||||||||||||
SKEW | 0.75 | 0.11 | 0.40 | 0.33 | 0.04 | 0.05 | -0.66 | -0.75 | -0.49 | 0.43 | 0.50 | 0.42 | -0.19 | |||||||||||||
MAX | 45.16 | 47.43 | 53.58 | 61.37 | 65.42 | 73.70 | 79.10 | 76.71 | 72.37 | 61.81 | 54.63 | 45.90 | 55.97 | |||||||||||||
MIN | 30.74 | 32.59 | 36.16 | 40.97 | 51.00 | 60.27 | 68.23 | 67.10 | 58.70 | 50.00 | 34.53 | 28.45 | 50.95 | |||||||||||||
YRS | 50 | 51 | 48 | 50 | 49 | 49 | 49 | 46 | 49 | 49 | 49 | 51 | 33 |