YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1942 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1943 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1944 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1946 | ----- | z | 51.54 | 56.74 | ----- | z | 69.32 | 86.77 | 88.13 | 83.58 | 77.53 | 64.71 | 49.77 | 52.16 | 68.02 | b | ||||||||||
1947 | 47.06 | 48.43 | 53.32 | 29.77 | 71.35 | 80.60 | 87.13 | 83.87 | 82.60 | 70.48 | 48.50 | 39.68 | 61.90 | |||||||||||||
1948 | 35.71 | 38.86 | 43.74 | 68.87 | 70.00 | 78.67 | 85.74 | 86.32 | 82.77 | 67.94 | 49.97 | 48.45 | 63.09 | |||||||||||||
1949 | 36.45 | 48.04 | 55.97 | 61.73 | 71.32 | 77.90 | 84.45 | 84.87 | 79.20 | 66.87 | 64.63 | 46.74 | 64.85 | |||||||||||||
1950 | 50.77 | 55.61 | 57.65 | 66.80 | 73.39 | 81.80 | 81.06 | 82.29 | 74.60 | 76.84 | 58.67 | 53.16 | 67.72 | |||||||||||||
1951 | 40.87 | 52.50 | 51.84 | 59.57 | 71.29 | 77.97 | 87.19 | 83.29 | 78.37 | 66.58 | 49.23 | 45.45 | 63.68 | |||||||||||||
1952 | 49.00 | 46.97 | 49.55 | 61.27 | 70.45 | 87.53 | 84.84 | 84.74 | 75.73 | 69.87 | 45.30 | 44.16 | 64.12 | |||||||||||||
1953 | 53.97 | 45.89 | 57.94 | 61.77 | 68.26 | 87.07 | 86.55 | 82.65 | ----- | z | ----- | z | ----- | z | ----- | z | 68.01 | d | ||||||||
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 | 56.03 | 51.23 | 53.63 | j | ||
1956 | 50.16 | 45.38 | 59.35 | 63.87 | 78.74 | 86.73 | 85.00 | 83.35 | 83.63 | 71.94 | 51.50 | 49.68 | 67.44 | |||||||||||||
1957 | 46.45 | 57.07 | 52.71 | 58.03 | 64.81 | 81.63 | 85.29 | 82.03 | 77.20 | 63.03 | 43.03 | 50.94 | 63.52 | |||||||||||||
1958 | 46.39 | 53.14 | 45.00 | 57.07 | 72.65 | 81.57 | 84.94 | 83.90 | 77.03 | a | 66.74 | 57.57 | 52.00 | 64.83 | ||||||||||||
1959 | 45.71 | 47.86 | 54.39 | 62.50 | 71.32 | 82.37 | 83.81 | 83.00 | 77.47 | 63.74 | 54.03 | 47.58 | 64.48 | |||||||||||||
1960 | 40.39 | 37.41 | 54.77 | 66.57 | 73.13 | 83.83 | 82.61 | 85.77 | 79.10 | 66.16 | 56.80 | 39.84 | 63.87 | |||||||||||||
1961 | 42.87 | 46.79 | 54.32 | 61.90 | 73.52 | 81.77 | 83.26 | 80.23 | 73.83 | a | 67.90 | 49.80 | 41.42 | 63.13 | ||||||||||||
1962 | 43.23 | 52.79 | 51.81 | 65.90 | 77.61 | 80.07 | 83.29 | 87.39 | 77.00 | 71.26 | 56.97 | 49.87 | a | 66.43 | ||||||||||||
1963 | 39.45 | 50.04 | 56.48 | 67.83 | 75.87 | 82.43 | 89.68 | 82.26 | 79.90 | 72.97 | 59.10 | 47.10 | 66.93 | |||||||||||||
1964 | 45.00 | 41.21 | 52.23 | 61.17 | 74.26 | 82.47 | 89.06 | 84.32 | 76.10 | 70.06 | 53.07 | 44.81 | 64.48 | |||||||||||||
1965 | 48.74 | 46.61 | 47.83 | a | 64.80 | 69.48 | 76.37 | 83.10 | 81.65 | 73.43 | 70.29 | 61.07 | 50.35 | 64.48 | ||||||||||||
1966 | 41.84 | 46.54 | 60.48 | 64.83 | 76.71 | 80.87 | 88.10 | 80.71 | 78.66 | a | 67.48 | 60.70 | 47.45 | 66.20 | ||||||||||||
1967 | 46.97 | 50.25 | 61.97 | 66.93 | 72.55 | 79.33 | 82.90 | 78.03 | 74.07 | 69.16 | 58.00 | 38.16 | 64.86 | |||||||||||||
1968 | 44.52 | 50.17 | 53.84 | 60.77 | 69.45 | 84.63 | 81.42 | 79.16 | 76.93 | 70.52 | 48.87 | ----- | z | 65.48 | a | |||||||||||
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | 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 | ----- | 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 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 83.00 | v | 81.07 | a | 64.68 | 56.57 | 47.28 | b | 62.40 | h | ||
1999 | 49.34 | b | 57.11 | 56.84 | 58.40 | 68.87 | 78.20 | 82.41 | d | 81.89 | c | 75.00 | k | 69.43 | a | 62.90 | 45.87 | a | 64.66 | a | ||||||
2000 | 49.00 | a | 55.41 | 55.16 | 66.00 | 79.03 | 81.83 | 86.10 | 86.77 | 82.60 | 63.23 | 45.67 | 45.10 | 66.33 | ||||||||||||
2001 | 40.03 | 44.54 | 53.26 | 68.27 | 71.89 | d | 84.73 | 89.06 | 84.97 | 80.90 | 70.87 | 56.10 | 46.87 | 65.96 | ||||||||||||
2002 | 47.00 | 49.11 | 56.45 | 71.36 | b | 77.23 | 86.50 | 85.45 | 85.39 | 75.57 | 62.26 | 52.20 | 41.65 | 65.85 | ||||||||||||
2003 | 51.90 | 45.89 | a | 56.83 | a | 66.60 | 76.77 | 76.73 | 92.00 | a | 86.19 | 76.97 | 72.29 | 55.10 | 48.87 | 67.18 | ||||||||||
2004 | 48.19 | 43.66 | 62.29 | 59.87 | 77.48 | 81.07 | 81.97 | 77.74 | 75.67 | 65.23 | 48.83 | 48.23 | 64.18 | |||||||||||||
2005 | 48.80 | a | 45.82 | 50.77 | 63.21 | a | 69.94 | 82.23 | 88.84 | 83.83 | b | 80.50 | 67.74 | 59.03 | 48.23 | 65.74 | ||||||||||
2006 | 52.48 | 53.25 | 57.00 | 71.60 | 77.77 | 87.03 | 86.32 | 79.83 | b | 71.90 | 65.33 | a | 59.93 | a | 43.61 | c | 67.17 | |||||||||
2007 | 38.23 | a | 52.29 | 61.81 | 62.40 | 72.42 | 82.33 | 86.13 | 88.45 | 80.13 | 72.29 | 59.70 | 43.52 | b | 66.64 | |||||||||||
2008 | 43.37 | a | 52.69 | 56.90 | 66.03 | 75.00 | 88.23 | 87.45 | 83.58 | 79.77 | 69.94 | 57.77 | 47.10 | 67.32 | ||||||||||||
2009 | 54.29 | 56.61 | 60.77 | 66.67 | 77.71 | 84.60 | 90.81 | 88.32 | 78.30 | 63.58 | 62.27 | 42.90 | 68.90 | |||||||||||||
2010 | 50.26 | 39.14 | 56.16 | 67.13 | 74.77 | 89.37 | 87.90 | 88.97 | 86.67 | 72.03 | 57.60 | 52.35 | 68.53 | |||||||||||||
2011 | 50.84 | 49.79 | 65.74 | 71.53 | 76.32 | 92.30 | 94.71 | 93.39 | 80.10 | 71.55 | 59.13 | 45.42 | 70.90 | |||||||||||||
2012 | 54.81 | 50.89 | a | 66.03 | 74.14 | a | 80.58 | 91.33 | 93.45 | 90.06 | 79.70 | 67.97 | 61.97 | 46.55 | 71.46 | |||||||||||
2013 | 43.16 | 47.07 | 59.65 | 64.28 | a | 74.16 | 88.00 | 86.65 | 85.35 | 77.77 | 65.60 | a | 55.00 | a | 46.52 | 66.10 | ||||||||||
2014 | 49.30 | a | 52.86 | 59.90 | 65.10 | 74.52 | 83.25 | v | 85.35 | k | 83.03 | 78.53 | 70.48 | 52.70 | 45.03 | 63.15 | b | |||||||||
2015 | 45.23 | 48.71 | 60.48 | 65.73 | 69.19 | 82.00 | 84.35 | 87.13 | 84.53 | 69.03 | 54.07 | 49.28 | b | 66.65 | ||||||||||||
2016 | 50.55 | k | 55.41 | 59.48 | 63.30 | 70.26 | 85.40 | 90.18 | c | 82.13 | 78.90 | 75.55 | 59.00 | 47.74 | 69.76 | a | ||||||||||
2017 | 45.90 | 57.11 | 66.19 | 64.47 | 72.70 | a | 86.27 | 88.77 | 80.23 | 76.47 | 68.19 | 62.53 | 52.68 | 68.46 | ||||||||||||
2018 | 52.58 | 52.93 | 61.19 | 66.77 | 80.77 | 89.37 | 88.13 | 84.71 | 80.57 | 63.74 | 52.23 | 46.65 | 68.30 | |||||||||||||
2019 | 47.81 | 51.82 | 54.77 | 66.70 | 70.19 | 83.30 | 89.48 | 89.48 | 85.30 | 63.06 | 53.14 | b | 44.14 | b | 66.60 | |||||||||||
2020 | 45.81 | 47.38 | 61.48 | 66.67 | 79.90 | 87.27 | 89.90 | 91.03 | 79.50 | 71.19 | 59.27 | 46.97 | 68.86 | |||||||||||||
2021 | 44.35 | 47.75 | 56.28 | b | 64.90 | 72.03 | 84.77 | 86.03 | 87.68 | 84.70 | 69.45 | 63.10 | a | 55.42 | 68.04 | |||||||||||
2022 | 49.29 | 46.57 | 56.39 | 68.67 | 77.97 | 83.60 | 87.61 | 82.42 | 84.47 | 66.84 | 52.53 | 49.77 | 67.18 | |||||||||||||
2023 | 45.94 | 50.96 | 56.23 | 65.73 | 74.65 | 79.13 | 88.66 | b | 88.10 | 81.63 | 69.55 | 59.37 | 48.87 | 67.40 | ||||||||||||
2024 | 43.55 | 51.93 | 57.19 | 65.81 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.89 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 46.38 | 49.36 | 56.54 | 64.17 | 73.64 | 83.51 | 86.66 | 84.44 | 79.05 | 68.38 | 55.54 | 47.10 | 66.24 | |||||||||||||
S.D. | 4.62 | 4.78 | 4.83 | 6.41 | 3.72 | 3.87 | 3.12 | 3.41 | 3.38 | 3.40 | 5.20 | 3.73 | 2.10 | |||||||||||||
SKEW | -0.32 | -0.45 | -0.33 | -3.41 | 0.07 | 0.20 | 0.33 | 0.32 | 0.21 | 0.13 | -0.41 | -0.22 | 0.25 | |||||||||||||
MAX | 54.81 | 57.11 | 66.19 | 74.14 | 80.77 | 92.30 | 94.71 | 93.39 | 86.67 | 76.84 | 64.63 | 55.42 | 71.46 | |||||||||||||
MIN | 35.71 | 37.41 | 43.74 | 29.77 | 64.81 | 76.37 | 81.06 | 77.74 | 71.90 | 62.26 | 43.03 | 38.16 | 61.90 | |||||||||||||
YRS | 45 | 47 | 47 | 45 | 46 | 45 | 45 | 46 | 45 | 46 | 47 | 46 | 40 |