YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | 40.42 | 39.28 | 45.26 | 66.63 | 72.48 | 79.30 | 87.61 | 87.48 | 81.50 | 66.68 | 48.97 | 42.90 | 63.21 | |||||||||||||
1949 | 28.58 | 44.79 | 51.84 | 62.20 | 68.94 | 77.53 | 85.94 | 85.32 | 77.60 | 63.16 | 64.87 | 47.35 | 63.18 | |||||||||||||
1950 | 45.00 | 52.61 | 52.42 | 61.97 | 65.65 | 81.10 | 81.84 | 82.97 | 73.00 | 76.71 | 53.23 | 50.48 | 64.75 | |||||||||||||
1951 | 39.13 | 47.21 | 49.48 | 55.80 | 70.06 | 73.43 | 87.87 | 83.97 | 76.47 | 61.19 | 51.73 | 41.10 | 61.45 | |||||||||||||
1952 | 48.35 | 48.38 | 46.13 | 61.27 | 69.10 | 87.33 | 87.58 | 86.19 | 80.70 | 69.32 | 44.83 | 44.45 | 64.47 | |||||||||||||
1953 | 52.87 | 45.82 | 57.74 | 54.80 | 65.84 | 84.17 | 87.10 | 84.58 | 81.50 | 67.97 | 56.07 | 44.19 | 65.22 | |||||||||||||
1954 | 50.23 | 59.64 | 48.81 | 68.73 | 70.13 | 85.17 | 90.71 | 86.87 | 79.63 | 67.32 | 58.37 | 49.00 | 67.88 | |||||||||||||
1955 | 38.84 | 40.11 | 50.42 | 64.90 | 72.48 | 77.20 | 90.39 | 86.16 | 77.87 | 69.48 | 48.97 | 48.61 | 63.79 | |||||||||||||
1956 | 46.94 | 40.48 | 53.58 | 58.53 | 74.10 | 88.57 | 85.58 | 82.87 | 81.33 | 71.52 | 49.57 | 48.03 | 65.09 | |||||||||||||
1957 | 38.23 | 54.61 | 51.45 | 52.57 | 64.58 | 79.27 | 86.52 | 85.84 | 75.93 | 62.13 | 47.60 | 54.03 | 62.73 | |||||||||||||
1958 | 46.52 | 50.11 | 42.45 | 55.77 | 74.29 | 81.77 | 83.29 | 87.19 | 78.73 | 67.65 | 55.10 | 48.10 | 64.25 | |||||||||||||
1959 | 42.81 | 41.18 | 49.74 | 58.73 | 67.94 | 85.23 | 87.19 | 86.23 | 74.77 | 61.13 | 53.07 | 49.58 | 63.13 | |||||||||||||
1960 | 39.87 | 35.83 | 50.26 | 64.03 | 70.32 | 82.43 | 86.90 | 89.71 | 80.83 | 66.10 | 54.27 | 38.94 | 63.29 | |||||||||||||
1961 | 43.97 | 48.25 | 50.55 | 60.23 | 67.48 | 81.00 | 87.58 | 86.58 | 69.37 | 65.19 | 47.37 | 40.65 | 62.35 | |||||||||||||
1962 | 33.39 | 41.36 | 46.90 | 64.37 | 75.26 | 80.43 | 89.23 | 89.90 | 79.23 | 70.61 | 55.53 | 48.97 | 64.60 | |||||||||||||
1963 | 33.10 | 51.54 | 50.81 | 65.73 | 76.74 | 82.73 | 91.19 | 81.23 | 81.67 | 73.77 | 58.00 | 43.90 | 65.87 | |||||||||||||
1964 | 45.52 | 39.62 | 45.10 | 59.87 | 74.39 | 79.87 | 92.35 | 86.16 | 78.90 | 70.19 | 52.33 | 46.06 | 64.20 | |||||||||||||
1965 | 48.84 | 40.75 | 40.39 | 65.30 | 70.61 | 76.27 | 86.81 | 84.39 | 68.07 | 71.84 | 59.17 | 49.39 | 63.48 | |||||||||||||
1966 | 43.97 | 42.18 | 59.03 | 59.70 | 74.94 | 79.73 | 92.00 | 84.94 | 79.33 | 68.35 | 56.93 | 45.68 | 65.57 | |||||||||||||
1967 | 48.90 | 50.25 | 58.48 | 63.87 | 65.97 | 72.77 | 82.35 | 82.90 | 77.50 | 68.61 | 56.40 | 40.45 | 64.04 | |||||||||||||
1968 | 44.13 | 47.24 | 55.81 | 57.77 | 68.58 | 84.63 | 86.42 | 82.10 | 76.60 | 68.39 | 48.43 | 44.16 | 63.69 | |||||||||||||
1969 | 49.77 | 49.71 | 44.94 | 66.63 | 71.90 | 73.70 | 88.77 | 88.74 | 78.97 | 49.45 | 53.43 | 46.42 | 63.54 | |||||||||||||
1970 | 45.19 | 55.46 | 46.19 | 58.13 | 75.03 | 80.23 | 86.90 | 89.42 | 75.27 | 60.55 | 53.10 | 49.74 | 64.60 | |||||||||||||
1971 | 45.68 | 43.43 | 54.03 | 62.17 | 68.29 | 86.37 | 86.16 | 88.61 | 72.53 | 64.74 | 54.17 | 46.39 | 64.38 | |||||||||||||
1972 | 45.90 | 51.86 | 61.19 | 62.93 | 71.23 | 82.83 | 85.68 | 85.29 | 76.03 | 65.77 | 44.47 | 37.77 | 64.25 | |||||||||||||
1973 | 39.77 | 47.50 | 50.42 | 55.03 | 68.29 | 83.63 | 85.68 | 88.81 | 74.30 | 70.39 | 53.40 | 44.97 | 63.52 | |||||||||||||
1974 | 37.52 | 49.04 | 58.48 | 62.37 | 79.10 | 83.87 | 90.45 | 85.52 | 74.60 | 67.23 | 51.10 | 43.74 | 65.25 | |||||||||||||
1975 | 46.35 | 45.18 | 50.35 | 58.20 | 68.00 | 79.50 | 87.23 | 86.16 | 75.33 | 70.55 | 50.77 | 50.52 | 64.01 | |||||||||||||
1976 | 46.29 | 54.14 | 51.71 | 62.90 | 70.29 | 82.03 | 89.10 | 84.61 | 74.33 | 63.13 | 53.03 | 50.87 | 65.20 | |||||||||||||
1977 | 43.94 | 51.79 | 53.84 | 63.30 | 74.94 | 86.27 | 87.84 | 82.94 | 82.33 | 69.39 | 53.73 | 49.10 | 66.62 | |||||||||||||
1978 | 37.48 | 42.18 | 57.00 | 63.60 | 67.06 | 80.63 | 90.35 | 85.55 | 81.20 | 68.16 | 49.77 | 36.94 | 63.33 | |||||||||||||
1979 | 30.61 | 47.29 | 52.00 | 62.07 | 66.48 | 79.93 | 89.55 | 82.52 | 80.67 | 67.68 | 44.53 | 47.58 | 62.58 | |||||||||||||
1980 | 37.48 | 46.14 | 49.94 | 59.43 | 68.42 | 87.03 | 89.77 | 87.06 | 80.73 | 67.00 | 55.27 | 54.97 | 65.27 | |||||||||||||
1981 | 52.00 | 51.79 | 52.55 | 70.23 | 67.35 | 84.20 | 90.03 | 84.77 | 82.10 | 65.23 | 59.67 | 48.74 | 67.39 | |||||||||||||
1982 | 43.00 | 46.21 | 54.94 | 61.63 | 66.84 | 75.53 | 86.35 | 86.42 | 73.87 | 62.94 | 48.60 | 43.06 | 62.45 | |||||||||||||
1983 | 42.13 | 47.39 | 45.48 | 51.70 | 62.52 | 75.00 | 87.35 | 87.74 | 81.03 | 67.84 | 49.40 | 28.16 | 60.48 | |||||||||||||
1984 | 38.97 | 45.45 | 48.52 | 53.50 | 73.87 | 80.30 | 89.03 | 84.45 | 74.10 | 55.10 | 54.33 | 45.74 | 61.95 | |||||||||||||
1985 | 37.45 | 40.39 | 54.55 | 63.80 | 72.97 | 82.03 | 86.32 | 87.71 | 71.53 | 65.13 | 40.37 | 41.65 | 61.99 | |||||||||||||
1986 | 54.68 | 48.68 | 61.03 | 62.23 | 69.90 | 83.97 | 87.97 | 86.68 | 74.57 | 62.19 | 51.43 | 43.45 | 65.57 | |||||||||||||
1987 | 44.87 | 47.18 | 50.94 | 66.87 | 71.81 | 83.30 | 90.16 | 84.42 | 76.80 | 66.87 | 52.17 | 39.90 | 64.61 | |||||||||||||
1988 | 38.06 | 47.00 | 51.03 | 64.97 | 72.84 | 85.97 | 88.97 | 87.74 | 77.73 | 69.90 | 54.03 | 45.55 | 65.32 | |||||||||||||
1989 | 47.77 | 32.68 | 58.55 | 64.57 | 72.94 | 78.40 | 91.52 | 86.03 | 76.50 | 65.77 | 57.67 | 40.94 | 64.44 | |||||||||||||
1990 | 48.58 | 45.25 | 51.26 | 61.10 | 70.68 | 89.00 | 84.10 | 85.94 | 81.00 | 67.35 | 57.77 | 39.52 | 65.13 | |||||||||||||
1991 | 41.35 | 54.04 | 56.10 | 59.80 | 73.61 | 84.07 | 87.48 | 84.97 | 77.03 | 66.32 | 46.67 | 45.61 | 64.75 | |||||||||||||
1992 | 45.03 | 52.55 | 55.29 | 69.33 | 73.84 | 79.40 | 84.13 | 82.29 | 81.40 | 69.81 | 45.83 | 38.81 | 64.81 | |||||||||||||
1993 | 39.39 | 40.61 | 55.35 | 61.57 | 72.61 | 81.13 | 89.00 | 83.45 | 74.93 | 62.48 | 47.90 | 47.19 | 62.97 | |||||||||||||
1994 | 48.06 | 47.86 | 59.00 | 61.80 | 77.42 | 89.77 | 89.52 | 89.84 | 82.83 | 64.90 | 50.47 | 49.74 | 67.60 | |||||||||||||
1995 | 47.23 | 52.43 | 53.06 | 54.40 | 59.68 | 75.40 | 86.26 | 90.71 | 74.86 | a | 64.94 | 58.14 | a | 47.13 | 63.69 | |||||||||||
1996 | 42.29 | 50.38 | 50.87 | 64.57 | 73.65 | 84.07 | 87.81 | 86.90 | 75.10 | 65.74 | 52.13 | 48.61 | 65.18 | |||||||||||||
1997 | 40.84 | 42.54 | 59.74 | 54.23 | 71.87 | 82.57 | 88.55 | 82.23 | 77.87 | 65.16 | 47.97 | 40.97 | 62.88 | |||||||||||||
1998 | 47.13 | 46.57 | 51.87 | 58.43 | 75.48 | 78.60 | 86.84 | 85.00 | 82.77 | 63.71 | 55.97 | 43.77 | 64.68 | |||||||||||||
1999 | 48.19 | 55.79 | 60.00 | 55.83 | 68.39 | 79.30 | 88.71 | 83.65 | 73.33 | 68.32 | 64.37 | 48.13 | 66.17 | |||||||||||||
2000 | 48.42 | 53.21 | a | 54.26 | 66.00 | 74.74 | 83.43 | 92.03 | 89.32 | 78.53 | 65.16 | 42.10 | 43.10 | 65.86 | ||||||||||||
2001 | 44.35 | 40.43 | 52.00 | 62.50 | 70.03 | 83.97 | 91.03 | 86.90 | a | 81.77 | 67.65 | 57.97 | 47.65 | 65.52 | ||||||||||||
2002 | 45.48 | 48.71 | 49.29 | 67.57 | 71.23 | 88.17 | 92.84 | 87.94 | 78.40 | 59.48 | 50.63 | 48.58 | 65.69 | |||||||||||||
2003 | 53.26 | 42.43 | 52.94 | 65.70 | 70.42 | 76.17 | 94.06 | 90.45 | b | 75.24 | a | 73.10 | 49.23 | 48.61 | 65.97 | |||||||||||
2004 | 47.68 | 44.14 | 61.39 | 60.97 | a | 73.71 | 77.47 | 84.97 | 81.58 | 77.07 | 65.00 | 50.30 | 48.45 | 64.39 | ||||||||||||
2005 | 46.65 | 49.11 | 52.81 | 59.43 | 70.35 | 80.07 | 92.65 | 85.13 | 80.87 | 65.94 | 59.07 | 43.19 | 65.44 | |||||||||||||
2006 | 52.45 | 45.21 | 52.32 | 67.30 | 75.32 | 87.40 | 88.35 | 83.84 | 72.17 | 63.42 | 55.63 | 43.81 | 65.60 | |||||||||||||
2007 | 34.77 | 44.18 | 58.90 | 58.37 | 71.19 | 82.33 | 90.87 | 88.32 | 79.87 | 68.97 | 56.27 | 38.74 | 64.40 | |||||||||||||
2008 | 40.55 | 46.76 | 53.58 | 60.37 | 69.81 | 82.07 | 92.10 | 84.52 | 75.13 | 65.42 | 58.53 | 40.81 | 64.14 | |||||||||||||
2009 | 47.61 | 52.89 | 56.61 | 57.63 | ----- | z | 76.03 | 83.10 | 84.23 | 76.23 | 54.87 | 56.63 | 36.77 | 62.06 | a | |||||||||||
2010 | 44.23 | 39.14 | 52.13 | 61.47 | 67.29 | 82.77 | 88.29 | 88.55 | 83.60 | 69.45 | 52.87 | 49.48 | 64.94 | |||||||||||||
2011 | 41.77 | 41.71 | 57.35 | 62.03 | 62.74 | 83.13 | 89.23 | a | 90.84 | 76.67 | 66.71 | 54.17 | 40.06 | 63.87 | ||||||||||||
2012 | 49.90 | 39.41 | 63.58 | 67.90 | 74.97 | 89.97 | 92.71 | 89.90 | 80.30 | 63.10 | 58.70 | 46.10 | 68.04 | |||||||||||||
2013 | 45.13 | 43.57 | 50.48 | 54.93 | 70.48 | 86.57 | 86.87 | a | 87.61 | 78.93 | 59.48 | 54.97 | 42.81 | 63.49 | ||||||||||||
2014 | 45.45 | 41.54 | 55.16 | 62.27 | 71.43 | c | 81.30 | 86.71 | 83.74 | 79.57 | 70.00 | 49.97 | 44.26 | 64.28 | ||||||||||||
2015 | 47.37 | a | 46.18 | 56.87 | 61.23 | 62.29 | 81.50 | 85.13 | 87.97 | 84.93 | 70.03 | 53.57 | 42.29 | 64.95 | ||||||||||||
2016 | 45.94 | 52.62 | 55.61 | 60.10 | 66.26 | 86.83 | 92.52 | 87.42 | 83.03 | 75.32 | 61.27 | 43.13 | 67.50 | |||||||||||||
2017 | 42.39 | 55.54 | 63.58 | 63.53 | 69.23 | 86.80 | 92.03 | 86.97 | 79.83 | 65.45 | 61.03 | 49.00 | 67.95 | |||||||||||||
2018 | 48.48 | 42.54 | 58.06 | 63.10 | 75.52 | 90.47 | 89.23 | 86.10 | 82.93 | 62.42 | 51.30 | 46.52 | 66.39 | |||||||||||||
2019 | 45.00 | 40.96 | 47.35 | 63.00 | 62.55 | 80.27 | 91.48 | 90.06 | 85.43 | 59.10 | 50.90 | 46.32 | 63.54 | |||||||||||||
2020 | 48.13 | 41.86 | 55.81 | 60.00 | 74.81 | 86.80 | 91.00 | 92.48 | 79.83 | 65.90 | 58.80 | 47.26 | 66.89 | |||||||||||||
2021 | 45.65 | 39.00 | 51.87 | 58.70 | 66.68 | 87.37 | 90.97 | 89.94 | 83.53 | 69.03 | 61.50 | 54.52 | 66.56 | |||||||||||||
2022 | 47.03 | a | 43.79 | 53.23 | 64.00 | 71.29 | 84.37 | 91.94 | 88.65 | 83.63 | 70.91 | i | 47.00 | c | 45.97 | 65.53 | a | |||||||||
2023 | 39.26 | 45.86 | 49.77 | 61.17 | 70.77 | 75.60 | 86.65 | 87.68 | 81.67 | 66.90 | 57.03 | 48.94 | 64.27 | |||||||||||||
2024 | 39.58 | 49.55 | 53.84 | 60.09 | h | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 47.66 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 44.01 | 46.36 | 53.06 | 61.44 | 70.54 | 82.09 | 88.43 | 86.31 | 78.23 | 66.17 | 53.18 | 45.24 | 64.60 | |||||||||||||
S.D. | 5.19 | 5.27 | 4.77 | 4.07 | 3.90 | 4.19 | 2.70 | 2.51 | 3.66 | 4.45 | 4.98 | 4.50 | 1.55 | |||||||||||||
SKEW | -0.59 | 0.07 | -0.06 | -0.25 | -0.42 | -0.14 | -0.16 | 0.09 | -0.35 | -0.84 | -0.10 | -0.68 | 0.12 | |||||||||||||
MAX | 54.68 | 59.64 | 63.58 | 70.23 | 79.10 | 90.47 | 94.06 | 92.48 | 85.43 | 76.71 | 64.87 | 54.97 | 68.04 | |||||||||||||
MIN | 28.58 | 32.68 | 40.39 | 51.70 | 59.68 | 72.77 | 81.84 | 81.23 | 68.07 | 49.45 | 40.37 | 28.16 | 60.48 | |||||||||||||
YRS | 77 | 77 | 77 | 76 | 75 | 76 | 76 | 76 | 76 | 75 | 76 | 76 | 74 |