YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1953 | ----- | z | ----- | z | ----- | z | ----- | z | 69.61 | 81.73 | 81.97 | 82.32 | 73.73 | 70.13 | 50.20 | 33.65 | 67.92 | d | ||||||||
1954 | 25.35 | 39.86 | 39.32 | 59.93 | 63.06 | 81.67 | 82.81 | 79.16 | 70.00 | a | 57.45 | 46.13 | 31.26 | 56.33 | ||||||||||||
1955 | 25.13 | 28.46 | 38.48 | 64.50 | 74.00 | 77.10 | 87.48 | 86.13 | 76.33 | 61.45 | 37.30 | 25.39 | 56.81 | |||||||||||||
1956 | 28.26 | 30.03 | 35.35 | 54.00 | a | 68.94 | 82.87 | 78.48 | 79.16 | 69.97 | 67.77 | 42.57 | 32.42 | 55.82 | ||||||||||||
1957 | 20.90 | 33.36 | 42.58 | 57.40 | 66.13 | 78.37 | 83.10 | 79.16 | 69.50 | 57.84 | 40.33 | 34.03 | 55.22 | |||||||||||||
1958 | 29.06 | 25.86 | 41.42 | 59.27 | 73.00 | 75.67 | 80.50 | a | 84.00 | 74.13 | 64.48 | 46.17 | 25.39 | 56.58 | ||||||||||||
1959 | 19.68 | 26.61 | 38.32 | 57.07 | 74.32 | 79.63 | 82.03 | 82.77 | 72.63 | 52.87 | 34.80 | 36.58 | 54.78 | |||||||||||||
1960 | 27.84 | 29.86 | 34.03 | 59.13 | 67.58 | 75.10 | 82.26 | 81.42 | 73.57 | 60.29 | 46.90 | 29.97 | 55.66 | |||||||||||||
1961 | 26.52 | 37.32 | 41.39 | 52.23 | 69.48 | 80.07 | 82.65 | 82.65 | 70.60 | 62.29 | 42.77 | 26.90 | 56.24 | |||||||||||||
1962 | 21.68 | 25.36 | 38.55 | 56.23 | 73.19 | 77.80 | 79.00 | 82.55 | 69.30 | 61.77 | 44.30 | 29.13 | 54.91 | |||||||||||||
1963 | 14.10 | 24.93 | 44.00 | 60.63 | 68.00 | 83.57 | 85.10 | 79.10 | 72.43 | 70.94 | 48.13 | 21.45 | 56.03 | |||||||||||||
1964 | 32.35 | 36.07 | 40.17 | a | 58.67 | 75.61 | 81.07 | 86.65 | 80.10 | 70.03 | 60.10 | 47.63 | 25.65 | 57.84 | ||||||||||||
1965 | 24.10 | 27.11 | 32.39 | 52.30 | 74.81 | 79.53 | 82.29 | 79.03 | 66.60 | 60.71 | 44.00 | 35.23 | 54.84 | |||||||||||||
1966 | 19.94 | 30.43 | 44.90 | 53.10 | 67.10 | a | 81.23 | 86.23 | 79.19 | 72.97 | 61.39 | 43.73 | 29.58 | 55.82 | ||||||||||||
1967 | 28.58 | 24.82 | 40.65 | 53.63 | 61.26 | 75.67 | 79.90 | 76.68 | 70.47 | 57.23 | 39.14 | a | 31.65 | 53.31 | ||||||||||||
1968 | 24.61 | 26.24 | 49.50 | a | 57.60 | 64.03 | 75.23 | 80.19 | 80.35 | 70.43 | 61.06 | 43.33 | 27.77 | 55.03 | ||||||||||||
1969 | 20.10 | 29.54 | 36.35 | 57.13 | 67.97 | 68.27 | 80.55 | 85.23 | 71.63 | 55.10 | 41.63 | 30.43 | a | 53.66 | ||||||||||||
1970 | 18.42 | 29.96 | 37.45 | 56.10 | 68.29 | 79.33 | 85.35 | 83.13 | 70.17 | 60.84 | 42.07 | 29.39 | 55.04 | |||||||||||||
1971 | 20.00 | a | 27.88 | c | 34.84 | 56.53 | 67.00 | 82.07 | 79.43 | c | 78.50 | e | 72.67 | 66.00 | a | 44.13 | 31.00 | b | 55.00 | |||||||
1972 | 21.10 | b | 25.24 | 34.13 | 49.37 | c | ----- | z | 77.63 | c | ----- | z | ----- | z | 71.90 | 57.19 | 40.60 | 25.58 | 44.75 | c | ||||||
1973 | 31.52 | 33.14 | 51.65 | 54.33 | 66.77 | 81.37 | 86.52 | 84.03 | 73.40 | 68.40 | a | 44.43 | 28.68 | 58.69 | ||||||||||||
1974 | 28.06 | 32.43 | 42.06 | 62.33 | 68.00 | 77.67 | 87.81 | 81.06 | 70.97 | 62.55 | 46.13 | 35.03 | 57.84 | |||||||||||||
1975 | 28.68 | 30.46 | 37.90 | 51.43 | 75.27 | a | 80.00 | 84.90 | 82.73 | a | 67.83 | a | 66.35 | 49.50 | 29.83 | a | 57.07 | |||||||||
1976 | 24.29 | 36.52 | 42.84 | 61.64 | b | 70.00 | 84.24 | a | 87.94 | 84.00 | 76.17 | 56.26 | 36.70 | 22.87 | 56.96 | |||||||||||
1977 | 13.70 | a | 31.64 | 48.48 | 66.28 | a | 82.03 | 79.17 | 86.39 | 78.42 | 71.47 | 60.13 | 42.60 | 26.58 | 57.24 | |||||||||||
1978 | 20.77 | 25.32 | 42.35 | 56.60 | 73.65 | 80.20 | 81.52 | 83.68 | 78.67 | 60.32 | 44.50 | 27.87 | 56.29 | |||||||||||||
1979 | 16.35 | 24.57 | 42.19 | 55.17 | 70.23 | a | 80.30 | 84.68 | 79.23 | 77.90 | 59.16 | 42.23 | 37.53 | a | 55.80 | |||||||||||
1980 | 26.45 | 28.97 | 40.39 | 62.00 | 77.16 | 80.97 | 87.77 | 82.16 | 73.23 | 56.58 | 46.93 | 30.61 | 57.77 | |||||||||||||
1981 | 31.65 | 35.82 | 50.55 | 64.07 | 72.00 | 81.13 | 84.43 | a | 81.19 | 72.23 | 58.94 | 49.13 | 29.87 | 59.25 | ||||||||||||
1982 | 21.38 | b | 31.61 | 40.84 | 56.07 | 75.03 | 76.21 | a | 85.94 | 81.79 | b | 71.37 | 63.50 | a | 43.60 | 37.03 | a | 57.03 | ||||||||
1983 | 30.83 | a | 36.44 | a | 44.17 | b | 54.67 | 65.10 | 82.33 | 89.16 | 87.16 | 74.28 | a | 60.39 | 44.76 | a | 20.24 | b | 57.46 | |||||||
1984 | 25.97 | 41.86 | a | 37.77 | 58.86 | a | 68.23 | a | 81.07 | 82.87 | 84.61 | 73.37 | 62.87 | a | 45.70 | 33.42 | 58.05 | |||||||||
1985 | 23.19 | 28.86 | 48.77 | 65.73 | 76.65 | 78.30 | 85.26 | 79.60 | a | 71.13 | 60.94 | 36.80 | 22.39 | 56.47 | ||||||||||||
1986 | 29.26 | 29.36 | 47.81 | 65.07 | 74.17 | a | 79.70 | 84.39 | 79.58 | 70.83 | 61.23 | 41.83 | 32.65 | 57.99 | ||||||||||||
1987 | 32.23 | 41.82 | 49.84 | 67.83 | a | 75.71 | 83.53 | 86.32 | 79.94 | 75.38 | a | 55.61 | 47.14 | a | 34.48 | 60.82 | ||||||||||
1988 | 24.45 | 28.24 | 45.87 | 61.67 | 80.55 | 89.07 | a | 90.35 | 88.59 | b | 76.63 | 56.48 | 46.27 | 31.77 | 60.00 | |||||||||||
1989 | 35.61 | 28.19 | a | 40.52 | 57.62 | a | 70.68 | 80.07 | 87.29 | 82.77 | 74.20 | 65.07 | a | 40.87 | 22.23 | 57.09 | ||||||||||
1990 | 38.35 | 37.61 | 48.23 | 62.37 | 68.48 | 80.72 | a | 84.13 | 81.52 | 76.17 | 61.10 | 50.10 | 27.97 | 59.73 | ||||||||||||
1991 | 23.03 | 36.82 | 46.23 | 62.48 | a | 74.74 | 84.93 | 83.94 | 83.19 | 71.33 | 60.68 | 36.53 | 31.65 | 57.96 | ||||||||||||
1992 | 29.65 | 36.41 | 43.39 | 54.10 | 74.67 | a | 78.73 | 78.03 | 78.84 | 70.86 | a | 59.74 | 37.83 | 29.39 | 55.97 | |||||||||||
1993 | 27.19 | 29.04 | 41.68 | 54.27 | 70.45 | 76.10 | 80.10 | 80.90 | 65.59 | a | 60.68 | 40.07 | a | 29.68 | 54.64 | |||||||||||
1994 | 17.32 | 25.86 | 46.13 | 60.90 | 73.23 | 84.00 | 80.06 | 78.37 | a | 74.80 | 62.53 | a | 47.60 | 36.70 | a | 57.29 | ||||||||||
1995 | 27.77 | 31.93 | 46.81 | 53.87 | 70.42 | 84.07 | 85.84 | 85.90 | a | 72.47 | 60.94 | 35.03 | 26.32 | 56.78 | ||||||||||||
1996 | 23.52 | 28.64 | a | 37.35 | 56.07 | a | 66.61 | 79.69 | a | 80.40 | a | 82.87 | 73.77 | 62.16 | 34.87 | 26.61 | 54.38 | |||||||||
1997 | 23.19 | 32.57 | 41.67 | a | 58.00 | a | 65.52 | 81.93 | 82.16 | 77.03 | a | 72.00 | 61.90 | 38.90 | 34.19 | 55.76 | ||||||||||
1998 | 28.74 | 40.68 | 41.71 | 63.48 | a | 76.71 | 76.10 | 83.45 | 80.45 | 78.63 | 60.94 | 47.10 | a | 38.71 | 59.73 | |||||||||||
1999 | 23.00 | 38.50 | 47.23 | 62.67 | 73.23 | 81.10 | 86.77 | a | 79.74 | 73.80 | 62.77 | 53.57 | b | 34.87 | 59.77 | |||||||||||
2000 | 27.07 | a | 39.69 | 53.81 | 60.97 | 72.20 | a | 76.80 | 81.16 | 81.81 | 73.17 | a | 65.07 | b | 39.89 | b | 18.94 | 57.55 | ||||||||
2001 | 30.90 | 26.96 | 40.81 | 64.14 | b | 71.37 | a | 79.18 | b | 87.00 | 85.19 | 71.39 | b | 59.20 | a | 56.57 | 37.97 | 59.22 | ||||||||
2002 | 36.16 | 39.32 | 38.67 | a | 58.00 | 68.41 | d | 80.97 | 89.32 | 81.26 | 76.93 | a | 53.03 | a | 44.33 | 35.90 | 58.53 | |||||||||
2003 | 25.71 | 28.79 | 44.26 | 60.93 | 70.23 | a | 78.97 | a | 84.43 | j | 85.40 | a | 73.37 | 61.47 | a | 45.21 | a | 34.94 | 55.39 | a | ||||||
2004 | 23.77 | 33.46 | a | 45.90 | 63.20 | 70.29 | 76.67 | 79.77 | 76.52 | 77.90 | 61.81 | 47.30 | 31.80 | a | 57.37 | |||||||||||
2005 | 24.45 | 36.19 | a | 41.90 | a | 64.14 | a | 67.17 | a | 84.38 | a | 86.10 | a | 82.35 | 79.61 | b | 64.16 | 46.52 | a | 26.60 | a | 58.63 | ||||
2006 | 37.42 | 31.36 | 45.00 | b | 65.66 | a | 72.24 | b | 80.60 | 89.97 | 81.33 | a | 68.93 | 56.03 | 48.41 | a | 37.29 | 59.52 | ||||||||
2007 | 31.32 | 23.43 | 48.61 | c | 58.96 | b | 77.17 | a | 83.30 | 85.16 | 80.77 | a | 75.52 | a | 65.00 | 42.59 | a | 27.58 | 58.28 | |||||||
2008 | 25.06 | 26.55 | 39.84 | 56.73 | d | 68.71 | 77.76 | a | 82.24 | b | 80.77 | 73.93 | a | 60.71 | 43.47 | 25.61 | 55.12 | |||||||||
2009 | 21.68 | i | 34.89 | a | 46.63 | a | 56.93 | b | 70.90 | 76.93 | 77.30 | a | 77.53 | a | 75.86 | b | 52.03 | 51.13 | 27.84 | 58.91 | a | |||||
2010 | 25.16 | 31.57 | 52.45 | 66.38 | a | 73.52 | 77.21 | a | 83.37 | a | 83.45 | 70.47 | 64.94 | 46.40 | 25.97 | 58.41 | ||||||||||
2011 | 22.93 | a | 26.23 | o | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 64.78 | u | 64.07 | c | 46.48 | e | 35.00 | 42.12 | h | |
2012 | 31.45 | 36.09 | f | 58.48 | 58.67 | 73.83 | b | 81.46 | b | 92.27 | e | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 66.03 | f | |||
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2014 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 25.78 | 31.48 | 43.01 | 58.95 | 71.12 | 79.84 | 84.00 | 81.52 | 72.84 | 61.06 | 43.98 | 30.12 | 56.95 | |||||||||||||
S.D. | 5.38 | 4.99 | 5.33 | 4.34 | 4.21 | 3.21 | 3.40 | 2.66 | 2.97 | 3.90 | 4.59 | 4.76 | 1.74 | |||||||||||||
SKEW | 0.09 | 0.43 | 0.41 | 0.06 | 0.14 | -0.39 | 0.13 | 0.35 | 0.14 | 0.07 | 0.01 | -0.21 | 0.12 | |||||||||||||
MAX | 38.35 | 41.86 | 58.48 | 67.83 | 82.03 | 89.07 | 92.27 | 88.59 | 79.61 | 70.94 | 56.57 | 38.71 | 60.82 | |||||||||||||
MIN | 13.70 | 23.43 | 32.39 | 49.37 | 61.26 | 68.27 | 77.30 | 76.52 | 65.59 | 52.03 | 34.80 | 18.94 | 53.31 | |||||||||||||
YRS | 58 | 57 | 58 | 58 | 58 | 59 | 57 | 57 | 58 | 59 | 59 | 59 | 54 |