YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1928 | 45.84 | 47.55 | 52.03 | 55.77 | 73.94 | 70.97 | 83.68 | 77.81 | 74.80 | 63.16 | 51.20 | 42.26 | 61.58 | |||||||||||||
1929 | 40.00 | 41.11 | 53.39 | 52.70 | 68.32 | 73.10 | 87.13 | 87.90 | 71.50 | 67.45 | 59.50 | 47.13 | 62.44 | |||||||||||||
1930 | 24.29 | 50.86 | 54.48 | 63.70 | 63.16 | 74.53 | 84.90 | 84.81 | 72.97 | 60.77 | 51.63 | 41.26 | 60.61 | |||||||||||||
1931 | 45.48 | b | 46.54 | 52.29 | 60.13 | 73.42 | 71.60 | 86.77 | 85.32 | 70.70 | 62.48 | 45.73 | 40.84 | 61.78 | ||||||||||||
1932 | 40.70 | a | 45.31 | 50.23 | 58.20 | 64.74 | 78.23 | 80.32 | 79.81 | 77.80 | 64.29 | 55.20 | 35.10 | 60.83 | ||||||||||||
1933 | 39.68 | 40.32 | 50.03 | 57.67 | 57.61 | 73.03 | 84.97 | a | 83.48 | 68.17 | 68.00 | 57.93 | 46.74 | 60.64 | ||||||||||||
1934 | 50.45 | 51.89 | 62.52 | 68.13 | 70.23 | 72.93 | 82.74 | 84.77 | 74.27 | 62.13 | 49.73 | 41.03 | 64.24 | |||||||||||||
1935 | 40.90 | a | 45.79 | 46.32 | 55.73 | 67.48 | 75.07 | 80.74 | 82.48 | 79.33 | 60.52 | 48.33 | 42.94 | 60.47 | ||||||||||||
1936 | 41.55 | 36.79 | 50.71 | 63.83 | 70.32 | 74.77 | 83.35 | 84.55 | 73.70 | 68.87 | 54.93 | 43.68 | 62.25 | |||||||||||||
1937 | 27.16 | 41.46 | 50.35 | 55.53 | 67.10 | 71.93 | 83.68 | 79.06 | 75.40 | 65.81 | 50.03 | 47.13 | 59.55 | |||||||||||||
1938 | 43.00 | 41.39 | 46.84 | 58.03 | 67.61 | 78.40 | 86.94 | 81.87 | 78.43 | 63.77 | 47.90 | 46.06 | 61.69 | |||||||||||||
1939 | 46.52 | 41.64 | f | 57.81 | 65.93 | 70.03 | 71.83 | 85.26 | 85.43 | a | 76.00 | 64.39 | 57.69 | a | 47.29 | 66.20 | ||||||||||
1940 | 38.26 | 45.62 | 56.35 | 60.47 | 70.42 | 79.03 | 81.32 | 83.35 | 70.03 | 63.81 | 46.60 | 42.84 | 61.51 | |||||||||||||
1941 | 42.17 | g | 47.93 | 57.35 | 59.83 | 65.00 | 70.53 | 83.71 | 76.74 | 66.83 | 60.00 | 53.87 | 40.03 | 61.98 | ||||||||||||
1942 | 37.39 | 43.36 | 53.16 | 60.87 | 62.13 | 69.80 | 83.87 | 83.03 | 76.50 | 67.03 | 47.13 | 43.48 | 60.65 | |||||||||||||
1943 | 37.81 | 46.89 | 50.90 | 60.63 | 62.61 | 67.60 | 82.71 | 77.06 | 78.97 | 60.90 | 49.90 | 39.19 | 59.60 | |||||||||||||
1944 | 39.87 | 41.17 | 51.29 | 57.17 | a | 66.66 | b | 68.36 | b | 79.47 | a | 78.79 | c | 75.89 | b | 68.63 | a | 45.37 | 36.87 | 59.13 | ||||||
1945 | 42.13 | 44.79 | 47.71 | 57.20 | 63.58 | 71.27 | 84.55 | 80.94 | 71.83 | 66.32 | 45.50 | 39.45 | 59.61 | |||||||||||||
1946 | 41.39 | 44.68 | 50.16 | 61.83 | 68.29 | 69.77 | 80.94 | 81.00 | 72.03 | 55.06 | 44.80 | 44.23 | 59.51 | |||||||||||||
1947 | 41.77 | 49.75 | 56.35 | 61.67 | 73.58 | 68.77 | 79.19 | 78.84 | 75.83 | 59.26 | 46.70 | 42.87 | 61.22 | |||||||||||||
1948 | 43.94 | 41.31 | 46.10 | 51.93 | 61.13 | 73.57 | 78.23 | 77.23 | 69.33 | 61.94 | 46.80 | 34.42 | 57.16 | |||||||||||||
1949 | 30.87 | 41.36 | 45.90 | 64.20 | 68.65 | 74.73 | 80.45 | 80.00 | 75.33 | 59.10 | 59.37 | 40.39 | 60.03 | |||||||||||||
1950 | 31.52 | 44.96 | 46.90 | 55.60 | 64.30 | a | 69.37 | 82.74 | 83.13 | 75.27 | 59.23 | 50.57 | 48.19 | 59.31 | ||||||||||||
1951 | 37.90 | 43.29 | 46.65 | 62.30 | 63.84 | 75.33 | 83.58 | 80.52 | 75.37 | 58.35 | 47.63 | 36.68 | 59.29 | |||||||||||||
1952 | 36.29 | 43.38 | 45.45 | 63.03 | 66.29 | 67.87 | 84.65 | 81.90 | 78.20 | 71.45 | 46.07 | 39.32 | 60.33 | |||||||||||||
1953 | 45.13 | 46.07 | 50.03 | 55.63 | 58.52 | 63.73 | 82.61 | 76.81 | 77.83 | 63.61 | 52.17 | 44.94 | 59.76 | |||||||||||||
1954 | 38.58 | 50.96 | 47.55 | 59.63 | 67.74 | 66.17 | 80.35 | 73.65 | 70.93 | 61.40 | a | 55.60 | 42.06 | 59.55 | ||||||||||||
1955 | 40.32 | 43.46 | 45.55 | 48.60 | 62.35 | 73.34 | a | 76.29 | 82.84 | 73.53 | 64.13 | 44.30 | 38.52 | 57.77 | ||||||||||||
1956 | 40.32 | 39.34 | 46.90 | 60.47 | 66.03 | 70.77 | 83.32 | 79.06 | 75.60 | 59.32 | 49.83 | 48.74 | 59.98 | |||||||||||||
1957 | 30.58 | 44.57 | 49.23 | 57.70 | 66.13 | 75.47 | 78.90 | 76.42 | 75.67 | 55.35 | 49.23 | 46.16 | 58.78 | |||||||||||||
1958 | 42.52 | 49.50 | 46.61 | 54.67 | 73.42 | 72.33 | 83.97 | 86.16 | 72.27 | 67.97 | 50.43 | 49.35 | 62.43 | |||||||||||||
1959 | 43.10 | 40.89 | 52.35 | 61.03 | 60.29 | 73.27 | 83.97 | 79.13 | 68.17 | 64.32 | 56.37 | 45.10 | 60.67 | |||||||||||||
1960 | 37.06 | 43.03 | 52.32 | 57.37 | 61.23 | 76.83 | 86.29 | 78.45 | 75.80 | 64.84 | 46.70 | 43.65 | 60.30 | |||||||||||||
1961 | 45.58 | 47.50 | 48.94 | 58.43 | 62.68 | 79.37 | 84.32 | 85.39 | 68.53 | 61.35 | 48.37 | 41.19 | 60.97 | |||||||||||||
1962 | 42.13 | 45.07 | 46.32 | 62.93 | 58.97 | 72.60 | 80.94 | 76.61 | 76.17 | 63.26 | 50.80 | 47.19 | 60.25 | |||||||||||||
1963 | 42.81 | 51.82 | 50.45 | 50.53 | 65.32 | 69.80 | 75.97 | 78.94 | 78.17 | 62.68 | 48.97 | 45.45 | 60.08 | |||||||||||||
1964 | 41.52 | 49.07 | 47.52 | 56.50 | 62.90 | 70.07 | 81.42 | 77.81 | 72.37 | 65.19 | 45.33 | 39.32 | 59.08 | |||||||||||||
1965 | 41.48 | 50.04 | 52.55 | 58.53 | 64.03 | 72.77 | 81.97 | 78.32 | 69.73 | 70.23 | 51.07 | 42.10 | 61.07 | |||||||||||||
1966 | 41.00 | 46.00 | 52.42 | 63.10 | 70.23 | 70.70 | 78.19 | 81.71 | 75.10 | 65.06 | 50.57 | 43.26 | 61.44 | |||||||||||||
1967 | 44.06 | 50.82 | 48.74 | 48.97 | 67.61 | 74.10 | 85.10 | 87.65 | 79.93 | 62.58 | 51.50 | 39.77 | 61.74 | |||||||||||||
1968 | 43.23 | 45.79 | 55.10 | 56.87 | 63.48 | 73.47 | 84.42 | 75.32 | 74.37 | 61.55 | 48.87 | 38.32 | 60.06 | |||||||||||||
1969 | 34.71 | 38.75 | 51.84 | 57.97 | 69.32 | 73.57 | 79.94 | 79.68 | 73.03 | 56.42 | 53.63 | 43.52 | 59.36 | |||||||||||||
1970 | 41.06 | 48.00 | 49.77 | 52.10 | 67.42 | 77.47 | 83.81 | 83.87 | 69.20 | 61.10 | 48.43 | 38.19 | 60.04 | |||||||||||||
1971 | 44.61 | 50.18 | 46.71 | 56.67 | 65.39 | 68.77 | 83.29 | 86.52 | 68.97 | 58.55 | 50.33 | 39.26 | 59.94 | |||||||||||||
1972 | 40.48 | 47.55 | 55.81 | 54.03 | 67.77 | 75.53 | 82.48 | 82.74 | 69.30 | 60.13 | 48.17 | 36.42 | 60.04 | |||||||||||||
1973 | 37.10 | 45.61 | 50.61 | 59.17 | 69.10 | 74.43 | 83.42 | 81.10 | 72.20 | 62.45 | 43.43 | 43.74 | 60.20 | |||||||||||||
1974 | 36.45 | 47.11 | 49.87 | 55.87 | 63.35 | 79.37 | 80.81 | 82.42 | 79.30 | 66.26 | 50.60 | 43.94 | 61.28 | |||||||||||||
1975 | 44.87 | 43.07 | 47.10 | 51.87 | 65.58 | 71.80 | 83.03 | 77.55 | 77.33 | 58.19 | 48.40 | 46.55 | 59.61 | |||||||||||||
1976 | 46.13 | 46.10 | 49.55 | 54.10 | 67.35 | 68.80 | 80.81 | 73.97 | 75.43 | 67.00 | 54.17 | 50.19 | 61.13 | |||||||||||||
1977 | 44.19 | 52.75 | 49.90 | 64.67 | 57.61 | 78.23 | 80.23 | 84.35 | 69.43 | 62.90 | 47.93 | 43.16 | 61.28 | |||||||||||||
1978 | 41.84 | 46.61 | 56.71 | 54.77 | 62.16 | 74.00 | 81.65 | 78.48 | 68.43 | 69.58 | 45.00 | 39.26 | 59.87 | |||||||||||||
1979 | 31.84 | 42.93 | 55.13 | 55.33 | 68.29 | 76.23 | 83.35 | 78.32 | 78.73 | 65.77 | 46.13 | 47.32 | 60.78 | |||||||||||||
1980 | 39.39 | 45.52 | 49.81 | 59.83 | 65.29 | 67.93 | 83.13 | a | 79.42 | 75.50 | 64.26 | 50.73 | 48.39 | 60.77 | ||||||||||||
1981 | 42.16 | 48.11 | 52.16 | 57.57 | 63.61 | 71.40 | 80.00 | 86.94 | 75.47 | 60.00 | 50.50 | 42.42 | 60.86 | |||||||||||||
1982 | 40.26 | 43.18 | 49.13 | 53.90 | 65.74 | 73.57 | 78.74 | 81.48 | 69.60 | 59.32 | 45.03 | 38.74 | 58.22 | |||||||||||||
1983 | 46.45 | 45.64 | 50.06 | 55.03 | 68.81 | 70.90 | 75.00 | 82.00 | 71.60 | 64.94 | 46.57 | 32.55 | 59.13 | |||||||||||||
1984 | 45.16 | 48.34 | 53.81 | 53.00 | 63.87 | 69.70 | 85.03 | 83.58 | 71.83 | 55.52 | 44.43 | 38.23 | 59.38 | |||||||||||||
1985 | 39.90 | 44.29 | 50.26 | 63.73 | 67.65 | 76.60 | 88.68 | 79.29 | 66.20 | 62.06 | 38.17 | 40.26 | 59.76 | |||||||||||||
1986 | 46.52 | 44.89 | 58.55 | 57.80 | 62.57 | a | 80.77 | 78.13 | 88.00 | 66.73 | 66.74 | 50.07 | 41.42 | 61.85 | ||||||||||||
1987 | 42.19 | 47.89 | 52.68 | 67.33 | 70.48 | 78.77 | 75.90 | 79.81 | 76.90 | 69.48 | 49.97 | 37.06 | 62.37 | |||||||||||||
1988 | 38.26 | 50.97 | 51.97 | 59.43 | 62.94 | 69.66 | a | 81.94 | 80.81 | 73.53 | 70.90 | 44.97 | 41.58 | 60.58 | ||||||||||||
1989 | 41.13 | 33.57 | 48.71 | 60.03 | 61.77 | 74.63 | 79.16 | 74.68 | 72.43 | 59.77 | 52.03 | 48.29 | 58.85 | |||||||||||||
1990 | 41.81 | 41.61 | 51.97 | 63.50 | 60.87 | 71.47 | 82.65 | 78.81 | 76.77 | 60.65 | 49.87 | 33.87 | 59.49 | |||||||||||||
1991 | 41.81 | 53.21 | 46.13 | 52.83 | 58.52 | 66.13 | 81.55 | 82.19 | 76.90 | 64.06 | 47.17 | 42.13 | 59.39 | |||||||||||||
1992 | 42.68 | 49.52 | 56.03 | 60.17 | 72.52 | 78.43 | 78.10 | 83.74 | 72.83 | 65.45 | 47.73 | 36.10 | 61.94 | |||||||||||||
1993 | 29.94 | 34.11 | 49.65 | 54.63 | 69.55 | 69.43 | 71.48 | 76.61 | 75.83 | 65.35 | 47.10 | 40.81 | 57.04 | |||||||||||||
1994 | 48.03 | 42.93 | 55.48 | 59.77 | 66.10 | 72.43 | 85.61 | 82.87 | 77.07 | 60.10 | 40.37 | 40.58 | 60.94 | |||||||||||||
1995 | 39.29 | 52.32 | 48.77 | 55.27 | 63.97 | 69.60 | 79.06 | 78.13 | 76.30 | 61.39 | 52.77 | 39.84 | 59.73 | |||||||||||||
1996 | 41.90 | 42.10 | 51.65 | 58.90 | 61.26 | 73.07 | 84.84 | 83.58 | 70.60 | 61.58 | 51.17 | 40.39 | 60.09 | |||||||||||||
1997 | 40.94 | 43.11 | 53.61 | 55.37 | 69.74 | 70.17 | 79.29 | 82.16 | 72.43 | 59.58 | 48.60 | 41.48 | 59.71 | |||||||||||||
1998 | 43.19 | 43.71 | 51.00 | 54.83 | 58.19 | 71.23 | 86.00 | 84.29 | 78.23 | 60.23 | 45.73 | 39.29 | 59.66 | |||||||||||||
1999 | 44.29 | 41.75 | 48.35 | 54.30 | 61.42 | 70.23 | 79.90 | 80.32 | 73.83 | 65.35 | 53.60 | 41.32 | 59.56 | |||||||||||||
2000 | 38.58 | 43.83 | 50.65 | 61.77 | 64.61 | 75.47 | 79.55 | 83.26 | 71.87 | 59.39 | 41.17 | 41.29 | 59.28 | |||||||||||||
2001 | 40.61 | 40.68 | 53.13 | 52.60 | 71.55 | 71.20 | 79.68 | 83.77 | 76.60 | 63.65 | 49.83 | 37.42 | 60.06 | |||||||||||||
2002 | 40.00 | 48.04 | 47.87 | 59.10 | 63.74 | 75.90 | 86.39 | 79.68 | 74.97 | 59.10 | 50.80 | 40.39 | 60.50 | |||||||||||||
2003 | 46.26 | 45.04 | 53.00 | 54.23 | 64.42 | 76.27 | 87.32 | 82.61 | 77.33 | 65.26 | 42.07 | 40.61 | 61.20 | |||||||||||||
2004 | 39.16 | 42.83 | 57.39 | 59.87 | 64.03 | 73.60 | 83.90 | 81.97 | 71.07 | 61.03 | 48.80 | 43.58 | 60.60 | |||||||||||||
2005 | 41.26 | 47.39 | 54.19 | 54.97 | 64.19 | 67.67 | 84.94 | 84.10 | 71.47 | 62.19 | 43.97 | 36.84 | 59.43 | |||||||||||||
2006 | 41.97 | 42.50 | 44.94 | 56.13 | 66.50 | a | 74.13 | 85.19 | j | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 54.36 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 40.65 | 45.22 | 50.98 | 57.92 | 65.55 | 72.73 | 82.09 | 81.12 | 73.77 | 62.97 | 49.10 | 41.81 | 60.28 | |||||||||||||
S.D. | 4.62 | 4.03 | 3.60 | 4.11 | 3.92 | 3.52 | 3.16 | 3.34 | 3.44 | 3.66 | 4.13 | 3.88 | 1.20 | |||||||||||||
SKEW | -1.16 | -0.31 | 0.58 | 0.17 | 0.08 | 0.11 | -0.58 | -0.04 | -0.28 | 0.17 | 0.23 | 0.06 | 0.15 | |||||||||||||
MAX | 50.45 | 53.21 | 62.52 | 68.13 | 73.94 | 80.77 | 88.68 | 88.00 | 79.93 | 71.45 | 59.50 | 50.19 | 64.24 | |||||||||||||
MIN | 24.29 | 33.57 | 44.94 | 48.60 | 57.61 | 63.73 | 71.48 | 73.65 | 66.20 | 55.06 | 38.17 | 32.55 | 57.04 | |||||||||||||
NO YRS | 78 | 78 | 79 | 79 | 79 | 79 | 78 | 78 | 78 | 78 | 78 | 78 | 76 |