YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1946 | ----- | z | ----- | z | 51.71 | 53.47 | 62.65 | 71.03 | 77.42 | 74.29 | 73.40 | 66.97 | 56.37 | 47.77 | 63.51 | b | ||||||||||
1947 | 43.29 | 38.46 | 44.57 | a | 52.33 | 62.16 | 69.63 | 80.03 | 78.61 | 75.50 | 68.19 | 49.63 | 40.00 | 58.54 | ||||||||||||
1948 | 34.11 | c | 37.58 | c | 45.90 | 54.07 | 61.03 | 67.83 | 79.35 | 80.90 | 75.30 | 61.23 | 57.20 | 43.84 | 58.20 | |||||||||||
1949 | 43.71 | 43.54 | 44.68 | 55.33 | 64.57 | a | 77.13 | 81.81 | 81.10 | 73.47 | 66.10 | 53.62 | a | 45.23 | 60.86 | |||||||||||
1950 | 46.81 | 38.11 | 42.81 | 51.00 | 61.06 | 72.13 | 78.19 | 77.19 | 69.60 | 63.81 | 55.67 | 42.39 | 58.23 | |||||||||||||
1951 | 42.90 | 41.32 | 44.84 | 56.33 | 65.16 | ----- | z | 80.13 | 78.42 | 74.90 | 64.06 | 52.93 | 46.65 | 58.88 | a | |||||||||||
1952 | 42.19 | 40.21 | 44.10 | 55.55 | a | 65.00 | 75.97 | 84.39 | 80.23 | 73.93 | 62.03 | 53.57 | 42.97 | 60.01 | ||||||||||||
1953 | 43.29 | 43.07 | 46.52 | 54.07 | 65.61 | 75.13 | 78.77 | 78.00 | 75.33 | 64.19 | 56.33 | 48.77 | 60.76 | |||||||||||||
1954 | 39.58 | 44.07 | 45.94 | 54.03 | 61.87 | 73.83 | 77.39 | 77.42 | 70.87 | 67.23 | 53.30 | 43.03 | 59.05 | |||||||||||||
1955 | 37.13 | 39.11 | 45.32 | 52.70 | 65.42 | 70.57 | 81.00 | a | 80.06 | 71.73 | 63.81 | 50.73 | 35.39 | 57.75 | ||||||||||||
1956 | 36.29 | 40.55 | 41.69 | b | 50.50 | 59.81 | 73.03 | 75.81 | 77.35 | 69.77 | 63.45 | 54.62 | a | 46.32 | 57.43 | |||||||||||
1957 | 34.81 | 41.46 | 46.03 | 55.00 | 64.42 | 75.70 | 79.23 | 77.20 | a | 73.40 | 62.65 | 55.10 | 47.77 | a | 59.40 | |||||||||||
1958 | 39.74 | 33.43 | 45.13 | 54.20 | 59.71 | 68.33 | 76.53 | a | 76.48 | 69.83 | 60.65 | 54.27 | 36.13 | 56.20 | ||||||||||||
1959 | 37.58 | 37.71 | 43.90 | 53.20 | 64.94 | 69.83 | 77.03 | 78.16 | 75.13 | 63.87 | 52.62 | a | 43.74 | 58.14 | ||||||||||||
1960 | 38.45 | 43.28 | 39.23 | 53.53 | 65.32 | 73.13 | 78.13 | 77.06 | 72.10 | 63.77 | 54.80 | 38.81 | 58.13 | |||||||||||||
1961 | 33.97 | 37.68 | 44.71 | 52.83 | 59.90 | 70.03 | 75.87 | 75.97 | 74.43 | 63.26 | 51.97 | 41.39 | 56.83 | |||||||||||||
1962 | 39.35 | 35.29 | 44.23 | 54.93 | 61.68 | 70.83 | 74.35 | 73.55 | 68.57 | 60.90 | 49.43 | 39.39 | 56.04 | |||||||||||||
1963 | 37.23 | 35.04 | 44.55 | 54.83 | 61.42 | 73.37 | 78.61 | 77.16 | 65.87 | 64.77 | 54.00 | 36.10 | a | 56.91 | ||||||||||||
1964 | 38.97 | 37.45 | 44.81 | 50.67 | 65.65 | 72.80 | 75.97 | 74.00 | 70.17 | 61.23 | a | 53.93 | 42.48 | 57.34 | ||||||||||||
1965 | 35.60 | a | 36.46 | 43.68 | 49.90 | 65.00 | 71.00 | 76.90 | 77.45 | 69.27 | 60.81 | 50.90 | 41.81 | 56.56 | ||||||||||||
1966 | 36.61 | 38.64 | 45.77 | 51.27 | 60.61 | 71.03 | 79.55 | 77.71 | 70.13 | 62.37 | a | 53.97 | 42.90 | 57.55 | ||||||||||||
1967 | 42.84 | 36.61 | 39.71 | 50.60 | 57.68 | 71.20 | 75.68 | 73.97 | 69.20 | 63.81 | 49.31 | a | 43.52 | 56.18 | ||||||||||||
1968 | 33.35 | 34.48 | 46.19 | 56.43 | 62.65 | 69.27 | 79.71 | 76.90 | 74.07 | 65.84 | 52.20 | 39.03 | 57.51 | |||||||||||||
1969 | 36.42 | 37.32 | 43.97 | 55.17 | 62.90 | 71.83 | 74.29 | 79.58 | 72.03 | 63.10 | 52.60 | 40.10 | a | 57.44 | ||||||||||||
1970 | 31.10 | 39.04 | 43.65 | 55.07 | 63.42 | 70.37 | 77.10 | 78.16 | 71.53 | 64.28 | b | 53.00 | 40.97 | 57.31 | ||||||||||||
1971 | 34.45 | 38.64 | 45.35 | 51.77 | 61.61 | 72.83 | 78.71 | 79.48 | 74.90 | 68.29 | 50.93 | 46.45 | 58.62 | |||||||||||||
1972 | 40.97 | 38.41 | 44.80 | a | 49.79 | a | 62.84 | 69.37 | 76.32 | 77.71 | 72.93 | 60.52 | 49.23 | 45.06 | 57.33 | |||||||||||
1973 | 40.61 | 37.78 | a | 49.10 | 54.87 | 61.97 | 74.17 | a | 78.06 | 79.71 | 73.47 | 65.06 | 51.31 | a | 47.81 | 59.49 | ||||||||||
1974 | 41.19 | 37.86 | 46.39 | 55.20 | 61.87 | 70.73 | 79.48 | 80.23 | 72.33 | 60.48 | 53.17 | a | 43.81 | 58.56 | ||||||||||||
1975 | 42.61 | 40.71 | 45.00 | 50.40 | 66.10 | 72.47 | 78.35 | 79.84 | 70.20 | 65.55 | 57.03 | 44.10 | 59.36 | |||||||||||||
1976 | 36.71 | 45.48 | 47.87 | 59.27 | 64.81 | 73.77 | 79.19 | 78.68 | 73.30 | 59.90 | 49.48 | a | 38.87 | 58.94 | ||||||||||||
1977 | 30.65 | 36.93 | 49.03 | 57.80 | 66.06 | 72.48 | a | 80.48 | 78.45 | 70.73 | 61.19 | 54.13 | 41.35 | 58.28 | ||||||||||||
1978 | 36.63 | a | 33.86 | 42.13 | 53.48 | a | 63.26 | 73.20 | 76.39 | 78.42 | 71.10 | a | 61.84 | 52.73 | 44.42 | 57.29 | ||||||||||
1979 | 40.10 | 29.79 | 46.84 | 53.73 | 66.65 | 73.20 | 81.23 | 78.42 | 73.67 | 61.81 | 56.63 | 45.58 | 58.97 | |||||||||||||
1980 | 38.06 | 35.55 | 43.90 | 55.43 | 66.13 | 72.93 | 80.68 | 81.26 | 75.87 | 60.83 | a | 51.33 | 39.29 | 58.44 | ||||||||||||
1981 | 30.42 | 41.96 | 44.23 | 56.03 | 64.23 | 75.43 | 81.16 | 79.16 | 72.87 | ----- | z | 51.87 | 41.70 | a | 58.10 | a | ||||||||||
1982 | 34.30 | a | 38.33 | a | 46.13 | a | 52.73 | 64.45 | 66.73 | 78.13 | 74.00 | a | 68.50 | 60.26 | 56.40 | 48.65 | 57.38 | |||||||||
1983 | 39.74 | 39.54 | 46.47 | a | 53.47 | 61.16 | 73.60 | 78.90 | 76.16 | 73.33 | 60.94 | 54.90 | 42.32 | 58.38 | ||||||||||||
1984 | 36.97 | a | 44.11 | a | 40.00 | 52.57 | 64.26 | 74.03 | 77.03 | 77.52 | 68.73 | 62.00 | a | 54.03 | a | 50.10 | 58.45 | |||||||||
1985 | 33.68 | 39.61 | 48.71 | 55.83 | 65.13 | 70.90 | 78.13 | 76.06 | 70.23 | 63.29 | 54.93 | 41.35 | 58.16 | |||||||||||||
1986 | 41.10 | 36.32 | 47.26 | 55.07 | 63.63 | a | 72.73 | 75.77 | 74.77 | 68.50 | 61.45 | 51.43 | 44.55 | 57.72 | ||||||||||||
1987 | 38.50 | a | 36.50 | 45.53 | a | 53.73 | 63.90 | a | 74.53 | 76.87 | 76.84 | 69.43 | 60.65 | ----- | z | 43.45 | 58.18 | a | ||||||||
1988 | 36.39 | 41.14 | 46.32 | 52.43 | 61.57 | a | 74.23 | 79.23 | 80.06 | 69.83 | 58.39 | 54.33 | 42.35 | 58.02 | ||||||||||||
1989 | 41.61 | 38.07 | 42.97 | 52.83 | a | 64.55 | 72.83 | 75.81 | 76.35 | 72.10 | 62.94 | 53.40 | 31.00 | 57.04 | ||||||||||||
1990 | 44.26 | 43.21 | 47.45 | 53.30 | 60.77 | 70.59 | a | 75.32 | 78.23 | 69.93 | 66.58 | 56.03 | 48.39 | 59.51 | ||||||||||||
1991 | 41.26 | 44.50 | 48.74 | 57.27 | 68.94 | 75.33 | 79.19 | 78.68 | 71.43 | 62.87 | 51.73 | 45.19 | 60.43 | |||||||||||||
1992 | 38.90 | 39.38 | 41.68 | 50.80 | 62.06 | 71.77 | 76.06 | 76.68 | 72.50 | 61.03 | 51.43 | 43.65 | 57.16 | |||||||||||||
1993 | 40.16 | 38.07 | 43.39 | 54.40 | 66.58 | 74.50 | 81.23 | 80.26 | 73.10 | 61.74 | 55.13 | 43.03 | 59.30 | |||||||||||||
1994 | 34.97 | 37.68 | 46.29 | 57.90 | 63.77 | 74.63 | 82.68 | 78.16 | 71.37 | 63.97 | 59.07 | 47.81 | 59.86 | |||||||||||||
1995 | 44.90 | 40.11 | 46.45 | 54.93 | 62.90 | a | 74.53 | 80.68 | 80.39 | 72.03 | 68.13 | 51.83 | 39.23 | 59.68 | ||||||||||||
1996 | 40.00 | 39.18 | a | 44.45 | 54.93 | a | 64.90 | 74.30 | 77.00 | 75.87 | 70.90 | 62.52 | 50.30 | 47.87 | 58.52 | |||||||||||
1997 | 41.00 | 45.32 | 45.55 | 54.10 | 62.06 | 73.27 | 80.90 | 77.32 | 73.03 | 63.03 | 51.20 | 44.93 | a | 59.31 | ||||||||||||
1998 | 44.32 | 44.32 | 47.13 | 55.90 | a | 65.97 | 71.73 | 79.94 | 79.58 | 74.23 | 63.45 | 53.63 | 49.48 | 60.81 | ||||||||||||
1999 | 44.19 | 42.14 | 46.61 | 57.47 | 65.16 | 76.30 | 82.97 | 79.19 | 75.50 | 64.06 | 58.23 | 47.03 | a | 61.57 | ||||||||||||
2000 | 38.00 | 42.59 | 51.03 | 54.00 | 64.90 | 73.40 | 77.42 | 76.55 | 73.73 | 63.87 | 50.97 | 40.48 | 58.91 | |||||||||||||
2001 | 38.37 | a | 43.39 | 44.26 | 54.57 | 67.68 | 76.30 | 77.19 | 80.67 | a | 74.80 | 65.74 | 58.34 | a | 49.68 | 60.92 | ||||||||||
2002 | 44.67 | a | 46.18 | 50.00 | 57.37 | 64.00 | 72.17 | 80.81 | 82.74 | 74.07 | 62.06 | 52.07 | a | 42.32 | 60.70 | |||||||||||
2003 | 34.03 | 36.82 | 46.87 | 49.46 | b | 62.23 | 70.57 | 81.06 | 81.55 | b | 74.30 | 62.81 | 54.07 | 44.65 | 58.20 | |||||||||||
2004 | 31.06 | 39.83 | 45.39 | 54.40 | 66.39 | 72.73 | 78.03 | 78.06 | 74.00 | 61.61 | 53.77 | 45.58 | 58.40 | |||||||||||||
2005 | 37.10 | 39.89 | 43.42 | 56.57 | 58.68 | 73.47 | 79.10 | 82.74 | 78.03 | 63.06 | 57.47 | 42.97 | 59.37 | |||||||||||||
2006 | 46.03 | 41.00 | 46.29 | 57.27 | 63.68 | 72.70 | 80.45 | 80.39 | 72.03 | 62.77 | 56.83 | 50.42 | 60.82 | |||||||||||||
2007 | 42.71 | 35.46 | 47.42 | 52.30 | 67.35 | 74.17 | 80.87 | 80.52 | 75.47 | 67.19 | 53.17 | 41.84 | 59.87 | |||||||||||||
2008 | 41.74 | 43.76 | 46.87 | a | 56.60 | 62.23 | 77.13 | 81.81 | 78.81 | 73.53 | 61.90 | 51.83 | 47.58 | 60.32 | ||||||||||||
2009 | 35.10 | 42.11 | 45.77 | 57.60 | 63.39 | 67.97 | 76.58 | 80.58 | 71.80 | 60.81 | 56.80 | 42.39 | 58.41 | |||||||||||||
2010 | 36.71 | 38.29 | 50.35 | 59.50 | 68.48 | 75.63 | 84.32 | 79.16 | 75.23 | 63.32 | 53.20 | 39.13 | 60.28 | |||||||||||||
2011 | 38.16 | 40.64 | 46.65 | 56.10 | 64.58 | 73.97 | 81.39 | 80.06 | 75.13 | 65.97 | 58.69 | a | 50.39 | 60.98 | ||||||||||||
2012 | 44.87 | 46.07 | 52.74 | 59.33 | 66.00 | 73.93 | 83.19 | 80.77 | 73.73 | 64.74 | 51.43 | 48.81 | 62.14 | |||||||||||||
2013 | 40.16 | 39.18 | 45.39 | 55.03 | 66.10 | 74.57 | 82.29 | 78.10 | 73.00 | 65.84 | 53.03 | 45.32 | 59.83 | |||||||||||||
2014 | 37.87 | 38.43 | 42.84 | 54.73 | 66.32 | 74.33 | 78.77 | 77.45 | 74.43 | 65.13 | 52.53 | 47.87 | 59.23 | |||||||||||||
2015 | 38.35 | 32.46 | 41.06 | 55.50 | 67.84 | 72.33 | 81.00 | 82.81 | 77.50 | 62.65 | 57.33 | 53.68 | 60.21 | |||||||||||||
2016 | 41.39 | 44.28 | 50.52 | 53.90 | 64.26 | 74.77 | 81.42 | 82.32 | 75.30 | 65.13 | 54.63 | 47.06 | 61.25 | |||||||||||||
2017 | 43.35 | 46.54 | 42.74 | 56.63 | 62.84 | 73.13 | 78.74 | 78.16 | 72.50 | 68.45 | 55.40 | 40.74 | 59.94 | |||||||||||||
2018 | 38.26 | 46.00 | 43.74 | 52.47 | 65.35 | 72.50 | 80.45 | 82.58 | 75.03 | 62.84 | 52.27 | 43.55 | 59.59 | |||||||||||||
2019 | 41.13 | 40.21 | 44.65 | 56.27 | 61.74 | 72.90 | 82.26 | 79.77 | 73.07 | 63.35 | 53.43 | 43.94 | 59.39 | |||||||||||||
2020 | 43.58 | 45.21 | 48.77 | e | 50.93 | 62.84 | 74.37 | 81.26 | 81.61 | 74.13 | 64.84 | 58.93 | 46.65 | 61.09 | ||||||||||||
2021 | 40.71 | 40.07 | 48.68 | 55.17 | 66.55 | 75.63 | 78.71 | 81.00 | 76.27 | 66.97 | 55.00 | 48.61 | 61.11 | |||||||||||||
2022 | 40.81 | 44.14 | 49.10 | 57.17 | 63.77 | 73.90 | 82.87 | 81.74 | 74.77 | 64.87 | 58.80 | 46.19 | 61.51 | |||||||||||||
2023 | 46.84 | 46.07 | 47.90 | 58.70 | 65.84 | 72.17 | 81.48 | 77.84 | 73.80 | 66.68 | 53.67 | 48.90 | 61.66 | |||||||||||||
2024 | 40.84 | 42.21 | 48.71 | 55.37 | k | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.92 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.18 | 39.94 | 45.70 | 54.44 | 63.85 | 72.82 | 79.11 | 78.60 | 72.71 | 63.48 | 53.79 | 44.03 | 58.96 | |||||||||||||
S.D. | 3.88 | 3.59 | 2.65 | 2.36 | 2.29 | 2.18 | 2.35 | 2.20 | 2.36 | 2.25 | 2.50 | 3.99 | 1.49 | |||||||||||||
SKEW | -0.21 | -0.12 | 0.12 | -0.06 | -0.23 | -0.46 | 0.07 | -0.18 | -0.36 | 0.35 | 0.29 | -0.40 | 0.10 | |||||||||||||
MAX | 46.84 | 46.54 | 52.74 | 59.50 | 68.94 | 77.13 | 84.39 | 82.81 | 78.03 | 68.45 | 59.07 | 53.68 | 62.14 | |||||||||||||
MIN | 30.42 | 29.79 | 39.23 | 49.46 | 57.68 | 66.73 | 74.29 | 73.55 | 65.87 | 58.39 | 49.23 | 31.00 | 56.04 | |||||||||||||
YRS | 78 | 78 | 79 | 78 | 78 | 77 | 78 | 78 | 78 | 77 | 77 | 78 | 74 |