YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 86.14 | x | 80.32 | 67.53 | 47.68 | 27.13 | 31.81 | 50.89 | g | |||||
1960 | 19.23 | 24.14 | 28.67 | p | 51.30 | 65.81 | 73.20 | 82.52 | f | 80.10 | 69.33 | 56.94 | 38.63 | 22.61 | 50.13 | b | ||||||||||
1961 | 18.10 | 32.86 | 43.43 | a | 46.53 | 67.42 | 81.67 | 80.20 | a | 84.29 | 68.13 | 58.06 | 36.60 | 20.55 | 53.15 | |||||||||||
1962 | 14.13 | 20.07 | 36.19 | 50.97 | 68.03 | 75.00 | b | 76.39 | 78.68 | 65.80 | 60.48 | b | 40.90 | 25.32 | 51.00 | |||||||||||
1963 | 13.36 | c | 20.86 | 42.32 | 56.93 | 64.58 | 78.33 | 81.71 | 77.74 | 70.60 | 68.00 | 42.93 | 16.97 | 52.86 | ||||||||||||
1964 | 26.32 | 29.21 | 33.58 | 55.87 | 71.71 | 74.76 | a | 82.74 | 73.42 | 65.80 | 56.61 | 38.20 | 16.16 | 52.03 | ||||||||||||
1965 | 16.29 | 19.43 | 28.19 | 50.37 | 66.94 | 74.67 | 77.03 | 76.39 | 56.77 | 56.90 | 37.28 | a | 29.03 | 49.11 | ||||||||||||
1966 | 7.19 | 22.54 | 40.10 | 46.10 | 62.94 | 75.87 | 82.81 | 74.55 | 67.77 | 56.00 | a | 33.72 | a | 22.84 | 49.37 | |||||||||||
1967 | 20.42 | 19.18 | 37.32 | 51.83 | a | 60.84 | 73.30 | 78.77 | 76.94 | 71.17 | 53.97 | 35.50 | 24.71 | 50.33 | ||||||||||||
1968 | 19.10 | 22.14 | 46.81 | 54.93 | 63.29 | 73.87 | 77.39 | 75.84 | 67.37 | 57.42 | 37.27 | 19.39 | 51.23 | |||||||||||||
1969 | 14.77 | 25.82 | 34.48 | 57.03 | 66.97 | 68.40 | 78.97 | 82.26 | 69.10 | 50.00 | 37.50 | 25.26 | 50.88 | |||||||||||||
1970 | 11.81 | 25.64 | 32.97 | 50.86 | a | 64.66 | b | 79.17 | a | 84.42 | 80.74 | 69.47 | 55.10 | 34.93 | a | 19.45 | 50.77 | |||||||||
1971 | 9.81 | 25.43 | 33.71 | 54.30 | 65.74 | 78.70 | 75.87 | a | 77.00 | 68.97 | 58.52 | 34.93 | 23.42 | 50.53 | ||||||||||||
1972 | 13.06 | 18.24 | 33.16 | 48.20 | 71.52 | 77.00 | 77.42 | 76.39 | 66.27 | 51.55 | 32.30 | 16.29 | 48.45 | |||||||||||||
1973 | 24.52 | 27.79 | 46.61 | 54.38 | a | 64.71 | 75.83 | a | 78.58 | 79.58 | 67.87 | 61.48 | 36.33 | 20.04 | e | 53.14 | ||||||||||
1974 | 16.61 | 30.18 | 35.32 | f | 57.57 | 60.61 | 76.80 | 83.80 | a | 74.32 | 66.41 | c | 58.32 | 37.80 | 28.74 | 53.74 | a | |||||||||
1975 | 21.39 | 24.76 | k | 35.06 | 46.87 | g | 72.68 | 73.70 | 84.00 | b | 77.10 | 64.17 | a | 59.80 | a | 42.13 | 23.53 | a | 55.36 | b | ||||||
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.15 | e | 33.37 | 17.04 | d | 33.19 | i | |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 71.13 | 63.13 | 54.00 | 34.57 | 17.58 | 48.08 | g | |||||
1978 | 11.19 | 18.29 | 36.26 | 50.40 | 69.29 | 72.27 | 76.52 | 76.45 | 70.53 | 54.81 | 35.53 | 18.32 | 49.15 | |||||||||||||
1979 | 6.55 | 15.39 | 32.13 | 45.93 | 58.61 | 72.73 | 77.30 | u | 72.29 | 66.40 | 50.84 | 34.90 | 28.26 | 44.00 | a | |||||||||||
1980 | 16.03 | 20.48 | 31.55 | 57.17 | 72.94 | 73.90 | 81.55 | 75.26 | 63.73 | 48.61 | 37.47 | 21.13 | a | 49.98 | ||||||||||||
1981 | 22.16 | 27.04 | 41.29 | 52.53 | 67.35 | 72.10 | 78.81 | 71.77 | a | 64.17 | 49.03 | 42.43 | 21.10 | 50.81 | ||||||||||||
1982 | 4.94 | 20.61 | 31.42 | 48.07 | 68.42 | 68.27 | 78.42 | 74.71 | 64.13 | 54.16 | 32.90 | 27.32 | 47.78 | |||||||||||||
1983 | 22.42 | 27.71 | 36.55 | 48.93 | 62.65 | 74.00 | 82.32 | 81.47 | a | 66.76 | a | 52.23 | 34.77 | 10.20 | a | 50.00 | ||||||||||
1984 | 16.58 | 32.14 | 30.52 | 55.67 | 64.00 | g | 76.14 | h | 80.10 | k | 79.32 | f | 65.59 | m | 55.05 | i | 38.06 | l | 18.65 | k | 33.73 | h | ||||
1985 | ----- | z | ----- | z | ----- | z | 55.41 | h | 69.05 | i | 68.89 | k | 78.86 | j | 71.27 | i | 63.29 | m | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | 68.10 | j | 76.05 | i | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 79.88 | m | 78.32 | i | 81.96 | h | 64.71 | i | 55.41 | i | 31.56 | l | 25.89 | l | ----- | z |
1992 | 26.85 | k | 31.81 | m | 38.88 | n | 47.22 | l | 72.63 | l | 73.59 | h | 71.57 | j | 74.47 | l | 66.48 | i | 52.40 | p | 31.39 | l | 21.73 | i | ----- | z |
1993 | 19.86 | j | 25.47 | i | 40.36 | i | 50.82 | h | 65.75 | k | 70.27 | h | 72.90 | j | 78.00 | j | 59.52 | i | 53.70 | k | 33.05 | j | 23.62 | j | ----- | z |
1994 | 9.37 | l | 16.63 | i | 36.10 | j | 52.36 | h | 70.61 | m | 74.64 | h | 75.50 | m | 74.91 | h | 69.40 | j | 57.75 | k | 40.88 | m | 29.75 | k | ----- | z |
1995 | 20.75 | k | 24.63 | i | 36.57 | j | 44.79 | k | 64.84 | l | 80.23 | h | 73.82 | t | 80.47 | n | 67.50 | l | 54.57 | q | 28.31 | q | 19.85 | k | ----- | z |
1996 | 14.29 | n | 20.08 | p | ----- | z | 48.84 | k | 62.95 | k | 74.79 | k | 77.76 | j | 79.36 | t | 69.26 | k | 53.33 | y | 30.35 | m | 17.11 | m | ----- | z |
1997 | 15.76 | j | 28.61 | j | 37.00 | p | 49.73 | h | 56.95 | j | 78.14 | i | 77.67 | j | 75.11 | l | 71.50 | h | 56.43 | j | 32.50 | n | 33.33 | m | ----- | z |
1998 | 23.48 | j | 37.00 | l | 36.76 | j | 58.22 | g | 76.13 | p | 71.62 | i | 79.75 | k | 78.86 | q | 74.36 | h | 55.48 | j | 39.41 | m | 29.00 | i | ----- | z |
1999 | 17.20 | k | ----- | z | 41.62 | j | 57.42 | k | 64.65 | n | 74.58 | f | 82.11 | l | 75.33 | s | 67.67 | l | 53.39 | m | 52.73 | o | 30.37 | l | ----- | z |
2000 | 22.30 | u | 33.11 | t | 49.00 | t | 53.81 | n | 69.56 | o | ----- | 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 |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 15.91 | 23.87 | 36.36 | 52.08 | 66.26 | 74.71 | 79.89 | 77.03 | 66.72 | 55.19 | 36.40 | 21.88 | 50.59 | |||||||||||||
S.D. | 5.72 | 4.85 | 5.23 | 3.81 | 3.93 | 3.20 | 2.80 | 3.40 | 3.11 | 4.75 | 3.49 | 5.01 | 1.54 | |||||||||||||
SKEW | -0.16 | 0.23 | 0.64 | -0.10 | 0.01 | -0.01 | 0.22 | 0.21 | -1.24 | 0.50 | -0.18 | -0.05 | 0.14 | |||||||||||||
MAX | 26.32 | 32.86 | 46.81 | 57.57 | 72.94 | 81.67 | 84.42 | 84.29 | 71.17 | 68.00 | 42.93 | 31.81 | 53.15 | |||||||||||||
MIN | 4.94 | 15.39 | 28.19 | 45.93 | 58.61 | 68.27 | 75.87 | 71.13 | 56.77 | 47.68 | 27.13 | 10.20 | 47.78 | |||||||||||||
YRS | 23 | 22 | 21 | 22 | 22 | 22 | 20 | 24 | 24 | 25 | 25 | 25 | 18 |