YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 35.44 | u | 39.94 | 39.94 | k | |
1957 | 27.90 | 36.41 | a | 40.94 | 55.97 | 65.13 | 77.37 | 77.29 | 74.48 | 70.17 | a | 55.94 | 49.20 | 38.35 | 55.76 | |||||||||||
1958 | 30.03 | 26.76 | c | 40.93 | b | 55.18 | b | 63.50 | a | 71.33 | 79.81 | 77.77 | a | 71.23 | 57.45 | 50.67 | 30.23 | a | 54.57 | |||||||
1959 | 32.32 | 34.71 | 43.45 | 58.79 | a | 72.65 | 77.23 | 81.84 | 82.06 | 76.53 | 61.26 | 47.55 | a | 37.45 | 58.82 | |||||||||||
1960 | 33.06 | 36.03 | 33.87 | 62.77 | 66.81 | 76.07 | 78.97 | 77.87 | 70.00 | 61.00 | 54.27 | 32.13 | 56.90 | |||||||||||||
1961 | 28.13 | 37.39 | 41.58 | 50.77 | 64.32 | 76.83 | a | 79.94 | 76.00 | 78.50 | 63.77 | 48.13 | 36.90 | a | 56.86 | |||||||||||
1962 | 32.70 | a | 31.79 | 42.45 | 59.45 | a | 72.97 | a | 78.48 | a | 78.61 | 75.84 | 67.37 | 60.60 | a | 43.37 | 35.03 | a | 56.55 | |||||||
1963 | 30.73 | a | 28.43 | 42.29 | 60.97 | 67.60 | a | 76.23 | 80.87 | 77.33 | a | 68.67 | 71.06 | 53.93 | 30.10 | 57.35 | ||||||||||
1964 | 35.19 | 32.66 | 45.97 | 56.50 | 73.19 | 74.77 | 81.94 | 80.00 | a | 75.87 | 60.52 | 55.13 | 37.10 | 59.07 | ||||||||||||
1965 | 29.39 | 33.18 | 39.48 | 52.80 | 75.00 | 76.37 | 79.87 | 78.19 | 70.73 | 58.94 | 46.80 | 38.39 | 56.59 | |||||||||||||
1966 | 29.65 | 34.07 | 42.13 | 50.71 | b | 63.58 | 79.73 | 86.42 | 81.58 | 69.73 | 60.52 | 50.77 | 38.84 | 57.31 | ||||||||||||
1967 | 36.58 | 31.71 | 39.03 | 55.70 | 59.58 | 78.80 | 76.65 | 74.03 | 68.60 | 60.16 | 43.60 | 37.42 | 55.16 | |||||||||||||
1968 | 26.37 | a | 30.21 | 46.10 | 62.83 | 65.17 | b | 73.50 | 83.26 | ----- | z | 71.50 | 59.67 | j | 45.80 | 31.19 | 53.59 | b | ||||||||
1969 | 31.43 | c | 30.96 | 39.97 | 60.14 | h | ----- | z | 78.14 | w | 77.11 | c | 81.00 | f | 71.79 | a | 61.16 | 44.85 | c | 31.00 | 48.53 | d | ||||
1970 | 25.90 | 33.11 | 38.94 | 54.17 | 69.16 | 73.77 | 82.90 | u | 79.48 | 71.53 | 59.68 | 47.72 | a | ----- | z | 55.35 | b | |||||||||
1971 | 29.45 | 32.04 | 39.52 | 54.70 | 64.30 | u | 75.57 | 79.32 | 78.39 | 72.60 | 67.97 | 44.33 | 40.19 | 55.82 | a | |||||||||||
1972 | 34.65 | 29.97 | 40.77 | a | 51.17 | 68.06 | 68.20 | 77.29 | 75.55 | 75.67 | u | 54.47 | a | 42.10 | 36.43 | c | 52.60 | a | ||||||||
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.97 | 62.29 | 49.63 | 40.65 | 56.13 | h | ||||
1974 | 37.90 | a | 31.74 | a | ----- | z | ----- | z | 62.92 | g | 71.70 | ----- | z | ----- | z | 67.65 | d | 55.58 | 49.45 | a | 38.29 | 50.33 | e | |||
1975 | 35.59 | d | 34.64 | 39.40 | a | 48.86 | b | 70.97 | a | 72.79 | f | 75.87 | a | 78.37 | a | 66.80 | ----- | z | 55.00 | c | 37.80 | f | 56.17 | c | ||
1976 | 33.24 | f | 45.91 | f | 51.14 | i | 61.36 | e | ----- | z | ----- | z | ----- | z | ----- | z | 69.00 | 53.71 | 41.97 | 30.87 | 51.38 | g | ||||
1977 | 24.10 | a | 33.80 | c | 48.33 | a | 59.87 | 72.42 | 72.67 | 82.13 | 78.19 | 71.23 | 59.87 | 48.33 | c | ----- | z | 59.18 | a | |||||||
1978 | ----- | z | ----- | z | ----- | z | ----- | z | 63.71 | 74.87 | 77.68 | 77.90 | 68.85 | j | 60.86 | b | 51.12 | e | ----- | z | 67.69 | f | ||||
1979 | 35.30 | k | 25.14 | 47.62 | b | 55.78 | c | 66.45 | 74.23 | 78.48 | 76.52 | 69.57 | 56.30 | a | 51.77 | 37.33 | a | 58.11 | a | |||||||
1980 | 32.87 | ----- | z | 36.08 | s | 57.68 | b | 71.47 | a | 75.46 | d | 83.41 | b | 83.10 | 79.62 | f | 58.81 | e | 40.00 | w | 32.82 | c | 61.95 | d | ||
1981 | 25.90 | 41.04 | 41.79 | c | 58.71 | f | ----- | z | ----- | z | 76.75 | o | 75.33 | d | 64.83 | l | ----- | z | 44.42 | d | 30.70 | a | 43.20 | f | ||
1982 | 22.10 | 31.57 | 37.29 | 50.40 | 66.10 | a | 71.07 | 81.23 | 75.65 | 69.73 | 60.65 | 49.90 | 41.97 | 54.80 | ||||||||||||
1983 | 31.32 | 35.74 | a | 43.90 | a | 51.29 | b | 63.14 | b | 76.31 | a | ----- | z | 82.13 | 75.59 | a | ----- | z | 47.87 | 31.35 | 53.86 | b | ||||
1984 | 28.20 | a | 40.79 | 36.59 | b | 52.47 | ----- | z | 75.83 | r | 76.00 | 78.00 | 69.38 | a | 63.87 | 47.13 | 41.61 | 53.40 | b | |||||||
1985 | 26.26 | 34.37 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 59.13 | a | 47.27 | ----- | z | 41.76 | h | ||
1986 | 32.23 | 29.57 | 44.74 | 56.13 | 71.06 | 73.50 | ----- | z | 74.58 | 67.27 | 61.07 | a | 44.53 | 36.94 | 53.78 | a | ||||||||||
1987 | 29.97 | 33.43 | 46.70 | a | 60.27 | 66.90 | b | 74.10 | a | 80.30 | a | 74.93 | c | 68.17 | a | 55.57 | a | 47.40 | 38.00 | 56.31 | ||||||
1988 | 29.90 | k | 32.48 | 42.76 | b | 52.47 | 66.42 | 75.17 | a | 81.14 | b | 79.87 | a | 68.03 | 54.32 | 49.46 | b | 35.55 | 57.97 | a | ||||||
1989 | 36.58 | 34.04 | 43.30 | a | 52.10 | 64.87 | a | 73.97 | 77.48 | j | 74.94 | ----- | z | ----- | z | ----- | z | ----- | z | 54.26 | e | |||||
1990 | ----- | z | 41.96 | 49.97 | 57.93 | 64.20 | a | 73.42 | f | 77.14 | b | 76.07 | b | ----- | z | ----- | z | ----- | z | ----- | z | 61.21 | f | |||
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1998 | ----- | z | ----- | z | 47.35 | 58.33 | 69.77 | 71.47 | 78.61 | 79.61 | 72.70 | 58.58 | 48.47 | 42.39 | 62.73 | b | ||||||||||
1999 | 33.06 | 38.25 | 43.87 | 57.00 | 67.52 | 77.63 | 84.94 | 77.61 | 71.10 | 58.06 | 51.13 | 38.37 | a | 58.21 | ||||||||||||
2000 | 31.67 | a | 36.55 | 50.03 | 53.27 | 67.58 | 73.93 | 73.23 | 73.52 | 67.73 | 60.26 | 44.33 | 29.42 | 55.13 | ||||||||||||
2001 | 33.13 | 35.36 | 37.90 | 57.73 | 67.00 | 75.93 | 75.80 | a | 80.87 | 70.20 | 61.81 | 53.93 | 42.39 | 57.67 | ||||||||||||
2002 | 38.74 | 42.07 | 46.23 | 58.33 | 63.52 | 74.73 | 80.55 | 80.48 | 73.17 | 53.97 | 43.97 | 32.55 | 57.36 | |||||||||||||
2003 | 25.42 | 28.39 | 45.16 | 52.00 | 62.61 | 70.20 | 78.68 | 78.94 | 68.67 | 56.58 | 49.21 | a | 35.87 | 54.31 | ||||||||||||
2004 | 22.42 | 34.24 | 43.77 | 56.37 | 71.13 | ----- | z | 75.45 | 75.58 | ----- | z | ----- | z | ----- | z | ----- | z | 54.14 | e | |||||||
2005 | ----- | z | ----- | z | 38.77 | 60.43 | 64.97 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.73 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.62 | 33.74 | 42.58 | 55.90 | 67.31 | 74.72 | 79.37 | 77.74 | 70.69 | 59.58 | 48.23 | 36.11 | 56.60 | |||||||||||||
S.D. | 4.27 | 3.99 | 3.82 | 3.79 | 3.68 | 2.61 | 2.93 | 2.52 | 2.82 | 3.74 | 3.61 | 3.97 | 1.42 | |||||||||||||
SKEW | -0.12 | 0.26 | 0.04 | 0.03 | 0.26 | -0.37 | 0.31 | 0.31 | 0.99 | 0.82 | 0.19 | -0.18 | 0.00 | |||||||||||||
MAX | 38.74 | 42.07 | 50.03 | 62.83 | 75.00 | 79.73 | 86.42 | 83.10 | 78.50 | 71.06 | 55.13 | 42.39 | 59.07 | |||||||||||||
MIN | 22.10 | 25.14 | 33.87 | 48.86 | 59.58 | 68.20 | 73.23 | 73.52 | 66.80 | 53.71 | 41.97 | 29.42 | 54.31 | |||||||||||||
YRS | 34 | 36 | 36 | 36 | 34 | 32 | 32 | 35 | 33 | 34 | 37 | 34 | 18 |