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 | ----- | z | 87.36 | q | 74.30 | 54.71 | g | 36.62 | a | 38.45 | 49.79 | i | ||
1960 | 29.00 | b | 31.17 | 35.29 | 60.43 | 70.35 | 76.83 | 82.90 | b | 83.35 | 75.03 | 63.35 | 48.63 | 31.00 | 57.28 | |||||||||||
1961 | 30.42 | e | 39.43 | 44.61 | 52.93 | 70.87 | 80.60 | 82.03 | 83.03 | 72.24 | a | 64.77 | 45.00 | 27.39 | 57.78 | |||||||||||
1962 | 23.14 | b | 26.61 | 39.23 | 57.67 | 73.42 | 76.93 | 78.87 | 81.87 | 70.40 | 63.94 | 46.13 | 30.69 | b | 55.74 | |||||||||||
1963 | 16.19 | 27.50 | 46.84 | 62.17 | 69.77 | 83.10 | 85.55 | 79.97 | ----- | z | 71.81 | d | 50.27 | 22.32 | 55.95 | a | ||||||||||
1964 | 35.17 | b | 39.45 | 41.48 | 61.23 | 76.71 | 82.83 | 89.39 | 82.06 | 71.37 | 61.61 | 45.58 | d | 26.74 | 59.47 | |||||||||||
1965 | 24.81 | 27.25 | 32.52 | 54.30 | 74.84 | 78.83 | 82.13 | 79.68 | 65.30 | 64.00 | 45.13 | 37.55 | 55.53 | |||||||||||||
1966 | 18.77 | 30.46 | 48.23 | 54.80 | 69.00 | 81.10 | 85.80 | a | 79.87 | 74.07 | 63.68 | 43.87 | 31.16 | 56.73 | ||||||||||||
1967 | 30.03 | 26.46 | 43.42 | 58.67 | 67.71 | 78.90 | 81.73 | a | 79.29 | 74.30 | 60.16 | ----- | z | 34.53 | a | 57.75 | a | |||||||||
1968 | 27.87 | 29.93 | 55.55 | 64.47 | 68.19 | 77.83 | 81.39 | 82.90 | 72.83 | 64.14 | b | 44.70 | 30.26 | 58.34 | ||||||||||||
1969 | 22.74 | 33.29 | 38.77 | 62.47 | ----- | z | 72.76 | a | 83.84 | 84.67 | a | 76.23 | 59.68 | 44.67 | 32.19 | 55.57 | a | |||||||||
1970 | 19.10 | 32.00 | 40.35 | 63.27 | 73.10 | a | 83.61 | b | 86.97 | 83.45 | 73.14 | a | 61.45 | 40.23 | 27.39 | 57.00 | ||||||||||
1971 | 18.07 | a | 27.71 | 39.00 | a | 62.07 | 66.26 | 83.37 | 81.94 | 83.94 | 74.07 | 69.16 | 45.07 | 29.91 | i | 59.15 | a | |||||||||
1972 | 22.26 | 24.68 | a | 36.03 | a | 51.30 | 74.84 | 79.97 | 79.77 | 84.21 | g | 69.23 | 56.35 | 39.10 | 23.36 | c | 50.63 | a | ||||||||
1973 | 31.10 | 33.54 | 49.16 | 52.63 | 65.68 | 80.20 | 84.97 | 82.94 | 71.38 | a | 69.26 | 43.27 | 27.55 | 57.64 | ||||||||||||
1974 | 27.87 | 29.41 | a | 42.77 | 58.88 | e | 66.14 | b | 75.83 | 87.13 | 78.96 | e | 67.20 | 63.00 | 43.20 | 33.74 | 56.18 | |||||||||
1975 | 28.42 | 29.89 | 36.19 | 52.07 | 74.45 | 78.83 | 86.65 | 84.00 | 69.60 | 67.96 | c | 49.30 | 32.32 | 57.47 | ||||||||||||
1976 | 26.23 | 39.79 | 45.16 | 63.00 | 69.52 | 82.17 | 88.10 | 84.94 | 73.47 | 56.77 | 37.90 | a | 24.06 | 57.59 | ||||||||||||
1977 | 12.13 | a | 34.11 | ----- | z | 70.90 | 81.52 | 80.53 | 88.19 | 78.71 | 73.03 | 58.30 | a | 41.80 | 25.45 | 58.61 | a | |||||||||
1978 | 18.77 | 23.93 | 43.00 | 56.77 | 74.39 | 80.53 | 81.58 | 84.26 | 79.40 | 59.66 | b | 41.45 | a | 27.33 | a | 55.92 | ||||||||||
1979 | 13.35 | 24.39 | 40.77 | 55.50 | 70.71 | 80.00 | 84.87 | 80.03 | 77.89 | b | 57.16 | 42.97 | a | 37.87 | 55.46 | |||||||||||
1980 | 26.42 | 30.04 | a | 40.10 | b | 62.17 | 77.32 | 82.63 | 89.58 | 82.29 | 72.37 | 55.43 | c | 46.13 | 30.39 | 57.91 | ||||||||||
1981 | 32.14 | b | 35.93 | 49.48 | 63.27 | 70.84 | 79.60 | 83.94 | 81.52 | 71.43 | 57.71 | 49.63 | 29.74 | 58.77 | ||||||||||||
1982 | 16.82 | c | 31.96 | a | 40.43 | a | 55.97 | 76.55 | 77.07 | 88.00 | 81.29 | 72.20 | 62.26 | 43.90 | 37.13 | 56.96 | ||||||||||
1983 | 31.33 | a | 36.71 | 44.00 | 54.33 | 66.83 | a | 82.17 | 90.07 | a | 88.53 | a | 74.37 | 61.33 | a | 42.37 | c | 20.24 | b | 57.69 | ||||||
1984 | 26.90 | b | 42.14 | a | 39.65 | 61.37 | 71.55 | 83.69 | a | 84.48 | 88.42 | 75.83 | 64.71 | 40.70 | 33.42 | 59.40 | ||||||||||
1985 | 21.00 | b | 30.92 | b | 50.97 | a | 68.03 | 79.70 | a | 80.38 | a | 88.58 | 81.23 | 73.07 | 63.52 | 37.86 | a | 20.04 | c | 57.94 | ||||||
1986 | 30.29 | 30.57 | 50.93 | a | 64.53 | 74.90 | 85.03 | 87.71 | 80.26 | 73.03 | 65.29 | 42.23 | 32.77 | a | 59.80 | |||||||||||
1987 | 32.00 | a | 44.54 | 53.58 | 72.00 | b | 79.50 | a | 85.62 | a | 90.10 | a | 83.39 | 77.40 | 58.39 | 48.17 | 35.94 | 63.38 | ||||||||
1988 | 25.58 | e | 30.52 | b | 47.40 | a | 62.29 | b | 81.20 | a | 91.38 | a | 93.19 | 88.26 | 75.21 | a | 58.53 | a | 46.33 | 33.97 | a | 61.15 | ||||
1989 | 36.58 | 25.89 | 41.77 | 60.40 | 71.70 | a | 79.13 | 87.87 | 81.90 | a | 74.86 | b | 66.42 | 41.93 | a | 23.10 | 57.63 | |||||||||
1990 | 39.35 | 38.43 | 49.90 | 62.70 | 69.23 | 80.77 | 82.84 | 81.03 | 75.43 | 62.42 | 52.17 | 28.55 | 60.23 | |||||||||||||
1991 | 25.00 | 37.46 | 47.10 | 63.00 | a | 73.29 | 83.87 | 83.10 | 81.58 | 71.57 | 61.67 | a | 37.28 | a | 33.42 | 58.19 | ||||||||||
1992 | 33.27 | a | 38.31 | 45.03 | 55.40 | 73.81 | 78.23 | 76.42 | 77.71 | 70.80 | 59.23 | a | 39.33 | 33.13 | 56.72 | |||||||||||
1993 | 29.55 | 30.07 | 42.32 | 56.31 | a | 71.32 | 76.07 | 80.61 | 82.03 | a | 65.86 | a | 59.67 | a | 41.33 | ----- | z | 57.74 | a | |||||||
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 | ----- | 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 | 76.17 | 53.52 | 44.67 | 36.17 | a | 52.63 | h | |||
2003 | 26.35 | 29.32 | 44.77 | 61.13 | 69.90 | 78.37 | 83.03 | 86.21 | b | 75.17 | a | 63.17 | a | 43.27 | 35.00 | 57.97 | ||||||||||
2004 | 23.16 | 33.10 | 45.30 | a | 63.66 | a | 69.94 | 77.36 | b | 80.70 | a | 77.07 | b | 77.40 | 61.16 | 47.59 | a | 32.55 | 57.41 | |||||||
2005 | 26.03 | 36.46 | 43.55 | 64.69 | a | 67.35 | 83.97 | a | 85.81 | 81.16 | 77.63 | 64.19 | 47.50 | 26.87 | 58.77 | |||||||||||
2006 | 39.23 | 32.36 | 43.68 | 65.37 | 71.10 | a | 80.57 | 88.61 | 81.42 | 69.67 | 57.90 | 47.67 | 38.39 | 59.66 | ||||||||||||
2007 | 30.58 | 22.19 | a | 50.42 | 59.60 | 76.90 | 81.80 | 84.19 | 80.68 | 76.17 | a | 65.16 | 44.07 | 26.94 | 58.22 | |||||||||||
2008 | 23.90 | 26.07 | 40.68 | 57.37 | 68.97 | 79.72 | a | 83.06 | 81.03 | a | 75.03 | 61.81 | 43.90 | 25.68 | 55.60 | |||||||||||
2009 | 20.03 | 34.11 | 47.00 | 60.63 | 70.90 | 77.60 | 78.06 | 78.19 | 76.41 | a | 52.48 | 52.93 | 27.37 | a | 56.31 | |||||||||||
2010 | 23.00 | 30.75 | 53.10 | 67.38 | a | 72.65 | 78.47 | 84.58 | 84.63 | a | 71.13 | 66.00 | 46.23 | 25.23 | 58.60 | |||||||||||
2011 | 21.58 | 30.96 | 42.19 | 57.03 | a | 69.47 | a | 79.90 | 86.71 | 81.81 | 70.83 | 64.32 | 49.72 | a | 36.74 | 57.61 | ||||||||||
2012 | 34.90 | 37.59 | 62.35 | 62.73 | 75.81 | 83.50 | 92.42 | 82.81 | 76.33 | 59.13 | 47.73 | 33.67 | a | 62.41 | ||||||||||||
2013 | 29.35 | 29.21 | 36.00 | 50.37 | 70.90 | 76.83 | 83.47 | a | 82.10 | 78.63 | 59.68 | 42.60 | 23.97 | 55.26 | ||||||||||||
2014 | 20.71 | 20.32 | 38.90 | 56.73 | 71.19 | 80.73 | 79.35 | 81.58 | 73.90 | a | 59.23 | ----- | z | ----- | z | 58.27 | b | |||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.10 | 31.67 | 44.20 | 60.09 | 72.23 | 80.42 | 84.79 | 82.13 | 73.46 | 61.71 | 44.39 | 30.26 | 57.94 | |||||||||||||
S.D. | 6.40 | 5.36 | 5.90 | 4.98 | 3.97 | 3.18 | 3.78 | 2.60 | 3.15 | 4.03 | 3.85 | 5.05 | 1.83 | |||||||||||||
SKEW | -0.03 | 0.24 | 0.62 | 0.11 | 0.55 | 0.64 | 0.06 | 0.60 | -0.52 | 0.09 | 0.04 | -0.18 | 0.98 | |||||||||||||
MAX | 39.35 | 44.54 | 62.35 | 72.00 | 81.52 | 91.38 | 93.19 | 88.53 | 79.40 | 71.81 | 52.93 | 38.45 | 63.38 | |||||||||||||
MIN | 12.13 | 20.32 | 32.52 | 50.37 | 65.68 | 72.76 | 76.42 | 77.07 | 65.30 | 52.48 | 36.62 | 20.04 | 55.26 | |||||||||||||
YRS | 46 | 46 | 45 | 46 | 45 | 46 | 46 | 45 | 47 | 47 | 46 | 45 | 38 |