YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 81.20 | a | 77.95 | 74.97 | 63.98 | 46.72 | 46.29 | 65.18 | f | |||||
1949 | 37.73 | 45.30 | 52.82 | 60.33 | 67.53 | 75.53 | 77.40 | 77.10 | 75.25 | 60.45 | 55.92 | 44.55 | 60.83 | |||||||||||||
1950 | 45.72 | a | 50.57 | 55.83 | a | 63.30 | 66.69 | 77.00 | 76.84 | 76.37 | 71.23 | 69.08 | 55.52 | a | 49.44 | 63.13 | ||||||||||
1951 | 43.55 | 47.55 | 51.95 | 58.12 | 67.71 | 74.47 | 80.58 | 77.85 | 75.15 | 65.76 | 51.70 | 46.45 | 61.74 | |||||||||||||
1952 | 47.95 | 46.07 | 48.15 | 59.30 | 69.63 | 77.38 | 79.90 | 78.92 | 75.73 | 66.76 | 49.20 | 43.40 | 61.87 | |||||||||||||
1953 | 47.84 | 45.68 | 54.95 | 60.17 | 64.21 | 78.57 | 79.05 | 78.23 | 74.42 | 64.13 | 54.00 | 40.03 | 61.77 | |||||||||||||
1954 | 46.85 | 52.05 | 54.06 | 64.57 | 69.27 | 76.67 | 80.24 | 75.52 | 75.80 | 66.52 | 55.20 | 46.92 | 63.64 | |||||||||||||
1955 | 41.18 | 43.02 | 53.53 | 59.43 | 65.84 | 75.52 | 77.24 | 75.98 | 72.57 | 65.84 | 52.10 | 48.34 | 60.88 | |||||||||||||
1956 | 48.68 | 43.97 | 54.32 | 58.35 | 70.65 | 80.45 | 78.32 | 76.24 | 75.78 | 63.73 | 49.13 | 43.65 | 61.94 | |||||||||||||
1957 | 48.94 | 55.79 | 53.03 | 60.15 | 65.21 | 79.00 | 80.74 | 76.66 | 72.03 | 61.08 | 47.91 | a | 46.52 | 62.26 | ||||||||||||
1958 | 43.13 | 48.61 | 48.97 | 59.30 | 71.02 | 78.43 | 78.42 | 77.06 | 72.02 | 62.37 | 51.32 | 47.29 | 61.49 | |||||||||||||
1959 | 47.16 | 47.71 | 52.68 | 63.35 | 68.19 | 79.60 | 79.73 | 76.31 | 73.47 | 63.18 | 51.27 | 45.34 | 62.33 | |||||||||||||
1960 | 41.47 | 43.59 | 56.11 | 60.40 | 67.37 | 78.87 | 79.65 | 78.02 | 74.28 | 61.84 | 53.15 | 42.94 | 61.47 | |||||||||||||
1961 | 45.47 | 47.75 | 52.82 | 61.65 | 68.76 | 78.07 | 78.77 | 77.61 | 72.12 | 62.71 | 49.37 | 46.24 | 61.78 | |||||||||||||
1962 | 43.66 | 50.39 | 48.29 | 63.50 | 67.24 | 74.40 | 77.56 | 80.13 | 74.33 | 65.60 | 55.55 | 47.63 | 62.36 | |||||||||||||
1963 | 44.00 | 50.57 | 53.55 | 60.05 | 70.34 | 75.58 | 80.03 | 76.16 | 74.77 | 65.16 | 51.52 | 44.66 | 62.20 | |||||||||||||
1964 | 40.55 | 40.67 | 49.32 | 58.22 | 67.79 | 76.30 | 79.03 | 75.82 | 71.07 | 63.53 | 50.35 | 46.06 | 59.89 | |||||||||||||
1965 | 47.29 | 45.21 | 50.52 | 60.70 | 65.84 | 72.12 | 78.18 | 76.84 | 70.82 | 63.02 | 55.83 | 45.69 | 61.00 | |||||||||||||
1966 | 40.21 | 41.75 | 52.90 | 60.10 | 69.68 | 76.00 | 79.63 | 75.45 | 71.00 | 61.34 | 53.82 | 43.52 | 60.45 | |||||||||||||
1967 | 44.19 | 49.30 | 56.76 | 59.48 | 66.24 | 74.53 | 78.26 | 75.63 | 72.00 | 63.63 | 54.35 | 42.45 | 61.40 | |||||||||||||
1968 | 45.03 | 51.83 | 52.18 | 56.70 | 66.18 | 77.02 | 76.89 | 73.52 | 71.92 | 63.48 | 50.85 | 42.56 | 60.68 | |||||||||||||
1969 | 47.85 | 46.52 | 48.27 | 61.17 | 67.45 | 75.80 | 79.65 | 79.21 | 73.72 | 62.45 | 51.52 | 46.71 | 61.69 | |||||||||||||
1970 | 43.45 | 49.41 | 50.87 | 56.48 | 69.03 | 77.38 | 79.98 | 77.16 | 71.28 | 59.37 | 53.07 | 47.63 | 61.26 | |||||||||||||
1971 | 45.29 | 46.16 | 55.03 | 58.42 | 65.56 | 75.73 | 80.03 | 75.31 | 72.62 | 59.55 | 52.05 | 43.94 | 60.81 | |||||||||||||
1972 | 45.05 | 48.64 | 58.56 | 60.62 | 66.37 | 75.65 | 80.05 | 76.18 | 72.15 | 62.84 | 48.27 | 44.55 | 61.58 | |||||||||||||
1973 | 42.45 | 47.30 | 48.11 | 55.30 | 67.32 | 75.98 | 78.32 | 77.73 | 74.05 | 64.02 | 53.02 | 45.58 | 60.77 | |||||||||||||
1974 | 45.81 | 45.36 | 55.97 | 59.97 | 68.94 | 80.42 | 76.73 | 76.02 | 71.73 | 63.10 | 51.58 | 41.95 | 61.46 | |||||||||||||
1975 | 44.68 | 46.55 | 51.97 | 55.35 | 65.11 | 75.80 | 77.71 | 78.89 | 71.50 | 62.71 | 52.12 | 45.79 | 60.68 | |||||||||||||
1976 | 43.76 | 51.98 | 53.15 | 59.38 | 67.52 | 76.68 | 76.55 | 77.23 | 71.20 | 58.32 | 50.83 | 44.37 | 60.91 | |||||||||||||
1977 | 44.48 | 49.64 | 49.68 | 60.80 | 67.08 | 77.08 | 78.71 | 78.55 | 74.28 | 64.74 | 53.43 | 49.94 | 62.37 | |||||||||||||
1978 | 47.03 | 46.91 | 55.90 | 60.10 | 67.00 | 78.28 | 80.90 | 76.84 | 73.02 | 64.65 | 52.63 | 41.32 | 62.05 | |||||||||||||
1979 | 42.45 | 48.12 | 52.03 | 60.22 | 65.68 | 76.17 | 79.71 | 74.92 | 74.57 | 65.55 | 48.85 | 46.24 | 61.21 | |||||||||||||
1980 | 47.47 | 50.53 | 51.53 | 58.72 | 65.82 | 79.43 | 81.74 | 77.26 | 74.20 | 61.77 | 51.83 | 49.85 | 62.51 | |||||||||||||
1981 | 47.50 | 50.98 | 52.23 | 63.07 | 68.61 | 79.92 | 78.98 | 78.76 | 74.23 | h | 64.09 | i | 55.62 | i | 48.54 | h | 65.01 | d | ||||||||
1982 | 46.69 | e | 50.57 | 54.58 | 62.80 | 66.71 | 75.80 | 78.79 | 78.61 | 74.75 | 62.79 | 52.55 | 43.73 | 62.36 | ||||||||||||
1983 | 44.60 | 48.52 | 51.61 | 54.35 | 66.27 | 73.72 | 79.31 | 77.40 | 75.12 | 63.00 | 50.52 | 46.90 | 60.94 | |||||||||||||
1984 | 45.45 | 46.40 | 54.18 | 58.43 | 72.48 | 75.80 | 77.58 | 75.03 | 72.98 | 60.42 | 51.65 | 47.76 | 61.51 | |||||||||||||
1985 | 44.08 | 46.61 | 54.45 | 60.93 | 68.16 | 76.98 | 79.27 | 77.27 | 70.22 | 62.76 | 52.62 | 46.58 | 61.66 | |||||||||||||
1986 | 49.24 | 51.23 | 56.40 | 63.45 | 68.89 | 75.85 | 75.82 | 77.39 | 70.53 | 61.58 | 52.02 | 44.89 | 62.27 | |||||||||||||
1987 | 43.32 | 46.79 | 50.35 | 60.95 | 66.24 | 76.65 | 79.35 | 75.94 | 71.03 | 67.65 | 51.77 | 44.05 | 61.17 | |||||||||||||
1988 | 45.11 | 49.64 | 52.50 | 58.85 | 68.23 | 77.60 | 79.02 | 76.84 | 70.93 | 66.18 | 53.17 | 43.95 | 61.83 | |||||||||||||
1989 | 44.73 | 52.71 | 58.55 | 66.30 | 70.34 | 78.63 | 81.40 | 77.60 | 75.13 | 63.40 | 54.52 | 46.19 | 64.13 | |||||||||||||
1990 | 44.19 | 45.96 | 54.76 | 62.92 | 68.52 | 81.82 | 77.56 | 74.02 | 73.25 | 63.37 | 53.97 | 45.23 | 62.13 | |||||||||||||
1991 | 44.87 | 51.18 | 51.21 | 60.05 | 67.95 | 73.78 | 78.77 | 78.23 | 72.25 | 65.00 | 51.67 | 45.87 | 61.74 | |||||||||||||
1992 | 42.58 | 49.40 | 53.60 | 62.98 | 68.23 | 76.12 | 78.77 | 76.97 | 74.88 | 65.97 | 48.47 | 46.60 | 62.05 | |||||||||||||
1993 | 48.95 | 48.98 | 54.63 | 61.62 | 70.24 | 78.03 | 78.44 | 77.85 | 72.88 | 62.84 | 51.87 | 46.66 | 62.75 | |||||||||||||
1994 | 45.74 | 47.86 | 55.53 | 61.97 | 69.37 | 81.70 | 81.50 | 80.35 | 74.40 | 62.55 | 51.52 | 47.06 | 63.30 | |||||||||||||
1995 | 46.31 | 53.46 | 55.40 | 58.32 | 65.98 | 75.52 | 80.24 | 80.19 | 74.83 | 66.03 | 56.47 | 47.31 | 63.34 | |||||||||||||
1996 | 47.71 | 54.19 | 54.53 | 62.60 | 73.31 | 80.35 | 80.65 | 77.98 | 72.07 | 63.66 | 54.27 | 48.23 | 64.13 | |||||||||||||
1997 | 46.32 | 48.39 | 57.98 | 59.58 | 72.87 | 77.35 | 80.27 | 78.95 | 78.18 | 63.11 | 54.03 | 42.42 | 63.29 | |||||||||||||
1998 | 46.76 | 45.80 | 52.92 | 57.17 | 67.95 | 76.25 | 80.08 | 80.05 | 77.85 | 66.53 | 54.80 | 47.23 | 62.78 | |||||||||||||
1999 | 48.55 | 51.80 | 55.94 | 58.98 | 69.97 | 76.77 | 77.34 | 77.52 | 75.22 | 64.35 | 56.98 | 44.66 | 63.17 | |||||||||||||
2000 | 49.16 | 52.19 | 54.11 | 65.28 | 74.34 | 78.37 | 80.73 | 78.21 | 76.50 | 65.31 | 49.86 | a | 45.35 | h | 65.82 | a | ||||||||||
2001 | 41.87 | 47.07 | 52.61 | 60.53 | 71.18 | 78.70 | 78.37 | 78.06 | 75.28 | 65.61 | 55.17 | 42.73 | 62.27 | |||||||||||||
2002 | 45.56 | 48.95 | 53.79 | 65.78 | 69.87 | 81.77 | 80.58 | 78.66 | 75.38 | 61.94 | 53.50 | 43.81 | 63.30 | |||||||||||||
2003 | 49.47 | 49.64 | 53.37 | 60.70 | 71.24 | 78.62 | 83.16 | 80.53 | 76.45 | 68.34 | 53.95 | 45.08 | 64.21 | |||||||||||||
2004 | 47.23 | 45.60 | 59.50 | 59.95 | 71.18 | 78.22 | 80.13 | 77.45 | 72.90 | 64.18 | 49.43 | 46.24 | 62.67 | |||||||||||||
2005 | 48.26 | 50.46 | 53.34 | 59.92 | 70.68 | 78.20 | 82.92 | 77.23 | 75.50 | 64.37 | 53.83 | 47.21 | 63.49 | |||||||||||||
2006 | 46.50 | 50.86 | 53.47 | 63.50 | 71.97 | 80.85 | 81.24 | 76.08 | 69.88 | 61.45 | 54.13 | 42.56 | 62.71 | |||||||||||||
2007 | 41.00 | 47.84 | 55.58 | 61.45 | 70.77 | 79.30 | 80.58 | 78.53 | 75.22 | 65.08 | 57.48 | 44.87 | 63.14 | |||||||||||||
2008 | 45.15 | 49.95 | 54.08 | 61.50 | 68.39 | 80.77 | 79.68 | 78.06 | 74.78 | 65.61 | 54.93 | 47.95 | 63.40 | |||||||||||||
2009 | 48.85 | 51.25 | 56.73 | 61.37 | 72.53 | 76.78 | 83.45 | 81.26 | 75.05 | 64.06 | 55.30 | 45.13 | 64.31 | |||||||||||||
2010 | 45.66 | 48.21 | 52.94 | 59.73 | 68.02 | 79.50 | 81.40 | 79.74 | 76.12 | 65.15 | 49.97 | 48.73 | 62.93 | |||||||||||||
2011 | 43.55 | 44.95 | 57.90 | 64.08 | 67.60 | 80.25 | 81.13 | 82.31 | 78.22 | 68.42 | 55.12 | 46.34 | 64.15 | |||||||||||||
2012 | 51.10 | 52.10 | 53.85 | 64.50 | 71.76 | 80.97 | 79.58 | 80.32 | 73.27 | 65.39 | 56.48 | 45.73 | 64.59 | |||||||||||||
2013 | 41.35 | 43.43 | 57.00 | 61.82 | 70.11 | 81.70 | 79.10 | 77.29 | 73.87 | 61.68 | 53.82 | 43.90 | 62.09 | |||||||||||||
2014 | 47.52 | 52.71 | 56.84 | 61.32 | 68.68 | 81.23 | 79.90 | 75.16 | 74.33 | 65.65 | 52.38 | 46.76 | 63.54 | |||||||||||||
2015 | 45.60 | 54.38 | 57.27 | 60.00 | 64.94 | 79.97 | 78.83 | d | 79.41 | c | 74.25 | 65.97 | 51.87 | 43.35 | 62.99 | |||||||||||
2016 | 43.35 | 51.26 | 56.10 | 60.18 | 68.02 | 80.32 | 81.26 | 75.84 | 72.37 | 67.11 | 53.95 | 48.47 | 63.19 | |||||||||||||
2017 | 45.61 | 51.86 | 59.08 | 62.50 | 68.18 | 81.22 | 78.97 | 76.81 | 74.15 | 67.34 | 59.22 | 47.47 | 64.37 | |||||||||||||
2018 | 47.18 | 50.59 | 56.32 | 64.97 | 70.77 | 78.98 | 80.89 | 78.35 | 74.92 | 61.89 | 50.62 | 45.40 | 63.41 | |||||||||||||
2019 | 43.57 | c | 45.46 | 54.19 | 60.27 | 63.39 | 76.32 | 80.97 | 80.58 | 73.45 | 62.50 | 54.02 | 45.47 | 61.68 | ||||||||||||
2020 | 46.27 | e | 48.63 | f | 54.17 | a | 57.57 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 50.22 | j |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2022 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.56 | n | 46.18 | 46.18 | k | |
2023 | 43.52 | 45.38 | 53.16 | 61.07 | 68.23 | 76.32 | 84.84 | 80.26 | 76.73 | 66.74 | 55.65 | 46.55 | 63.20 | |||||||||||||
2024 | 44.82 | 50.05 | 52.48 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 49.12 | i | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 45.34 | 48.62 | 53.83 | 60.69 | 68.48 | 77.73 | 79.57 | 77.61 | 73.75 | 63.99 | 52.74 | 45.60 | 62.29 | |||||||||||||
S.D. | 2.54 | 3.08 | 2.64 | 2.41 | 2.28 | 2.23 | 1.67 | 1.73 | 1.94 | 2.21 | 2.46 | 2.03 | 1.10 | |||||||||||||
SKEW | -0.34 | -0.18 | -0.17 | -0.05 | 0.28 | 0.05 | 0.38 | 0.25 | 0.07 | -0.05 | -0.04 | -0.24 | 0.17 | |||||||||||||
MAX | 51.10 | 55.79 | 59.50 | 66.30 | 74.34 | 81.82 | 84.84 | 82.31 | 78.22 | 69.08 | 59.22 | 49.94 | 64.59 | |||||||||||||
MIN | 37.73 | 40.67 | 48.11 | 54.35 | 63.39 | 72.12 | 75.82 | 73.52 | 69.88 | 58.32 | 46.72 | 40.03 | 59.89 | |||||||||||||
YRS | 74 | 73 | 74 | 72 | 72 | 72 | 73 | 73 | 72 | 72 | 72 | 72 | 70 |