YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1938 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.33 | 70.13 | 64.98 | 64.12 | 54.47 | 40.88 | 40.74 | 56.95 | e | |||||||
1939 | 41.02 | 39.98 | 46.82 | 52.40 | 56.32 | 58.68 | 66.66 | 66.66 | 61.97 | 53.60 | 46.42 | 46.39 | 53.08 | |||||||||||||
1940 | 39.74 | 45.93 | 49.98 | 51.75 | 58.08 | 63.88 | 66.45 | 68.10 | 63.12 | 56.71 | 43.38 | 42.31 | 54.12 | |||||||||||||
1941 | 42.37 | 44.50 | 49.82 | 51.98 | 56.39 | 60.17 | 69.82 | 66.55 | 59.07 | 53.02 | 47.42 | 42.19 | 53.61 | |||||||||||||
1942 | 37.50 | 43.27 | 45.16 | 50.98 | 55.61 | 59.28 | 67.29 | 68.19 | 62.50 | 54.76 | 45.92 | 43.29 | 52.81 | |||||||||||||
1943 | 34.32 | 43.64 | 45.60 | 52.72 | 54.19 | 59.72 | 66.92 | 65.23 | 64.72 | 54.21 | 45.30 | 38.40 | 52.08 | |||||||||||||
1944 | 38.81 | 42.52 | 45.48 | 49.68 | 55.31 | 60.47 | 66.84 | 65.48 | 64.23 | 56.69 | 43.70 | 37.53 | 52.23 | |||||||||||||
1945 | 40.76 | 44.25 | 44.21 | 49.33 | 57.63 | 61.22 | 68.10 | 66.73 | 60.07 | 52.37 | 45.57 | 41.79 | 52.67 | |||||||||||||
1946 | 40.84 | 42.75 | 46.10 | 50.60 | 58.05 | 60.02 | 66.74 | 66.02 | 59.47 | 48.81 | 43.53 | 41.45 | 52.03 | |||||||||||||
1947 | 37.02 | 44.89 | 48.55 | 53.00 | 59.42 | 59.65 | 65.11 | 63.94 | 61.23 | 54.89 | 46.78 | 41.87 | 53.03 | |||||||||||||
1948 | 38.68 | 40.64 | 44.21 | 47.05 | 54.37 | 64.25 | 65.23 | 64.29 | 60.47 | 51.23 | 42.33 | 36.21 | 50.75 | |||||||||||||
1949 | 28.15 | 41.39 | 46.84 | 52.52 | 58.47 | 61.72 | 65.23 | 65.44 | 61.77 | 48.27 | 48.73 | 39.98 | 51.54 | |||||||||||||
1950 | 31.23 | 41.14 | 44.95 | 48.82 | 55.00 | 62.03 | 67.69 | 68.81 | 62.02 | 52.82 | 47.30 | 47.65 | 52.45 | |||||||||||||
1951 | 40.60 | 44.00 | 41.94 | 53.35 | 56.19 | 64.70 | 67.15 | 65.77 | 62.72 | 53.00 | 46.25 | 37.97 | 52.80 | |||||||||||||
1952 | 39.31 | 42.88 | 44.52 | 50.93 | 55.60 | 59.23 | 67.73 | 66.03 | 64.12 | 55.82 | 38.45 | 41.60 | 52.18 | |||||||||||||
1953 | 46.85 | 43.32 | 44.90 | 49.57 | 53.24 | 57.70 | 65.16 | 65.44 | 62.10 | 53.76 | 48.47 | 42.95 | 52.79 | |||||||||||||
1954 | 40.61 | 43.16 | 42.71 | 49.63 | 54.87 | 56.60 | 62.76 | 62.18 | 59.02 | 50.68 | 49.45 | 40.66 | 51.03 | |||||||||||||
1955 | 38.97 | 39.96 | 41.92 | 44.85 | 52.71 | 60.02 | 61.76 | 63.50 | 59.60 | 52.53 | 43.05 | 42.06 | 50.08 | |||||||||||||
1956 | 41.76 | 37.24 | 44.23 | 50.35 | 56.53 | 57.93 | 66.58 | 65.16 | 61.18 | 50.92 | 41.85 | 40.74 | 51.21 | |||||||||||||
1957 | 32.08 | 42.84 | 46.92 | 51.83 | 57.76 | 61.58 | 64.08 | 63.34 | 64.80 | 52.39 | 42.95 | 42.71 | 51.94 | |||||||||||||
1958 | 42.90 | 48.73 | 44.89 | 50.57 | 60.02 | 63.45 | 70.98 | 69.81 | 61.90 | 53.55 | 47.05 | 46.11 | 55.00 | |||||||||||||
1959 | 43.31 | 42.77 | 46.27 | 50.95 | 53.53 | 61.13 | 68.21 | 65.45 | 59.27 | 54.52 | 44.35 | 40.85 | 52.55 | |||||||||||||
1960 | 37.81 | 42.34 | 46.81 | 50.42 | 53.55 | 61.93 | 68.47 | 63.79 | 61.53 | 53.42 | 45.37 | 38.94 | 52.03 | |||||||||||||
1961 | 43.58 | 46.66 | 46.90 | 50.18 | 54.85 | 63.60 | 66.81 | 68.53 | 58.42 | 52.31 | 41.65 | 41.95 | 52.95 | |||||||||||||
1962 | 37.50 | 42.29 | 44.63 | 52.12 | 51.95 | 59.83 | 64.89 | 64.71 | 62.73 | 52.52 | 47.78 | 42.50 | 51.95 | |||||||||||||
1963 | 34.34 | 49.21 | 45.63 | 47.53 | 55.97 | 60.08 | 62.90 | 66.68 | 65.93 | 55.40 | 47.13 | 42.15 | 52.75 | |||||||||||||
1964 | 42.37 | 41.62 | 45.06 | 47.87 | 53.15 | 59.82 | 66.34 | 65.58 | 60.95 | 55.65 | 43.20 | 40.44 | 51.84 | |||||||||||||
1965 | 40.79 | 44.27 | 47.81 | 51.77 | 53.53 | 60.73 | 67.98 | 67.32 | 60.73 | 55.50 | 49.37 | 39.18 | 53.25 | |||||||||||||
1966 | 41.27 | 42.09 | 46.53 | 52.47 | 55.21 | 62.52 | 66.69 | 67.16 | 64.55 | 53.45 | 47.43 | 45.05 | 53.70 | |||||||||||||
1967 | 44.34 | 44.55 | 44.94 | 45.92 | 55.61 | 64.75 | 68.79 | 71.95 | 65.95 | 54.35 | 46.88 | 42.40 | 54.20 | |||||||||||||
1968 | 41.45 | 48.86 | 49.06 | 48.47 | 55.42 | 61.58 | 68.71 | 66.32 | 62.20 | 52.92 | 48.17 | 40.97 | 53.68 | |||||||||||||
1969 | 36.85 | 40.71 | 47.56 | 50.12 | 60.05 | 65.28 | 66.50 | 64.60 | 61.30 | 50.60 | 45.63 | 43.03 | 52.69 | |||||||||||||
1970 | 42.44 | 44.45 | 46.81 | 46.92 | 56.08 | 65.38 | 69.90 | 67.53 | 60.23 | 52.61 | 45.53 | 39.97 | 53.15 | |||||||||||||
1971 | 40.06 | 41.04 | 43.08 | 48.27 | 54.48 | 57.80 | 66.65 | 68.15 | 59.15 | 49.45 | 43.45 | 38.65 | 50.85 | |||||||||||||
1972 | 37.85 | 43.47 | 48.53 | 46.53 | 56.89 | 60.87 | 69.02 | 69.08 | 58.98 | 51.10 | 46.98 | 34.24 | 51.96 | |||||||||||||
1973 | 38.23 | 44.46 | 44.92 | 49.88 | 55.89 | 61.62 | 67.68 | 63.92 | 62.62 | 52.74 | 44.27 | 43.34 | 52.46 | |||||||||||||
1974 | 39.23 | 43.14 | 49.44 | 52.53 | 56.05 | 63.85 | 67.92 | 68.84 | 67.55 | 54.92 | 48.72 | 45.71 | 54.82 | |||||||||||||
1975 | 45.87 | 43.45 | 44.68 | 46.40 | 55.47 | 61.07 | 68.52 | 64.45 | 66.12 | 55.00 | 46.22 | 43.00 | 53.35 | |||||||||||||
1976 | 42.00 | 41.83 | 44.27 | 48.78 | 54.61 | 58.08 | 67.69 | 66.10 | 63.75 | 53.92 | 47.55 | 37.68 | 52.19 | |||||||||||||
1977 | 38.87 | 44.48 | 44.90 | 50.68 | 51.32 | 60.97 | 64.19 | 69.74 | 59.32 | 52.42 | 43.52 | 42.98 | 51.95 | |||||||||||||
1978 | 42.52 | 44.21 | 48.32 | 48.05 | 52.65 | 62.50 | 66.32 | 66.06 | 59.60 | 52.98 | 39.27 | 35.15 | 51.47 | |||||||||||||
1979 | 31.53 | 42.84 | 48.77 | 50.33 | 55.44 | 59.95 | 67.29 | 65.42 | 63.60 | 56.42 | 42.35 | 43.02 | 52.25 | |||||||||||||
1980 | 35.65 | 42.86 | 45.44 | 50.73 | 53.18 | 57.48 | 66.74 | 63.47 | 61.88 | 54.11 | 46.40 | 42.31 | 51.69 | |||||||||||||
1981 | 40.44 | 43.39 | 45.90 | 49.88 | 54.34 | 59.43 | 64.79 | 68.21 | 61.95 | 50.18 | 45.35 | 41.77 | 52.14 | |||||||||||||
1982 | 36.18 | 41.29 | 44.06 | 46.40 | 53.90 | 62.22 | 64.39 | 66.50 | 60.87 | 52.13 | 40.83 | 39.26 | 50.67 | |||||||||||||
1983 | 41.66 | 45.05 | 48.27 | 49.08 | 56.10 | 58.57 | 62.94 | 66.10 | 59.05 | 52.10 | 46.53 | 36.29 | 51.81 | |||||||||||||
1984 | 40.48 | 44.21 | 48.48 | 47.90 | 53.18 | 58.33 | 65.87 | 65.98 | 60.73 | 50.71 | 43.80 | 37.31 | 51.42 | |||||||||||||
1985 | 34.13 | 40.61 | 42.81 | 51.97 | 54.89 | 61.42 | 69.90 | 65.71 | 58.27 | 51.74 | 37.52 | 33.03 | 50.17 | |||||||||||||
1986 | 43.42 | 44.70 | 50.47 | 48.53 | 55.23 | 63.52 | 63.05 | 69.87 | 58.82 | 54.40 | 46.47 | 39.84 | 53.19 | |||||||||||||
1987 | 39.53 | 43.70 | 47.27 | 52.37 | 57.90 | 63.25 | 64.37 | 67.56 | 62.67 | 56.47 | 46.83 | 39.73 | 53.47 | |||||||||||||
1988 | 39.27 | 44.05 | 46.73 | 51.63 | 54.23 | 60.73 | 67.85 | 66.50 | 62.98 | 57.21 | 47.00 | 40.55 | 53.23 | |||||||||||||
1989 | 42.05 | 35.80 | 47.19 | 55.55 | 56.47 | 63.13 | 65.32 | 66.65 | 64.58 | 53.89 | 47.35 | 41.05 | 53.25 | |||||||||||||
1990 | 43.03 | 41.43 | 48.74 | 53.42 | 55.18 | 62.07 | 70.34 | 69.53 | 64.82 | 52.10 | 46.90 | 34.10 | 53.47 | |||||||||||||
1991 | 38.89 | 48.71 | 44.37 | 48.75 | 52.69 | 57.50 | 67.45 | 67.71 | 65.05 | 54.26 | 47.60 | 41.26 | 52.85 | |||||||||||||
1992 | 44.02 | 47.52 | 50.31 | 54.02 | 60.11 | 65.07 | 68.29 | 68.90 | 62.88 | 54.45 | 45.87 | 39.47 | 55.07 | |||||||||||||
1993 | 35.31 | 38.52 | 49.63 | 51.20 | 58.56 | 60.45 | 62.48 | 66.77 | 62.73 | 56.06 | 38.48 | 39.23 | 51.62 | |||||||||||||
1994 | 42.31 | 41.66 | 48.06 | 52.98 | 58.08 | 60.98 | 69.61 | 66.66 | 64.72 | 53.11 | 42.85 | 42.76 | 53.65 | |||||||||||||
1995 | 44.68 | 47.77 | 47.89 | 50.33 | 57.53 | 61.10 | 68.82 | 65.48 | 64.65 | 51.55 | 50.23 | 42.53 | 54.38 | |||||||||||||
1996 | 41.81 | 42.52 | 47.31 | 52.13 | 52.76 | 59.30 | 69.45 | 66.65 | 59.17 | a | 51.85 | 45.32 | 42.37 | 52.55 | ||||||||||||
1997 | 40.84 | 42.27 | 46.77 | 49.95 | 59.03 | 58.97 | 66.21 | 68.97 | 62.75 | 50.76 | 47.23 | 38.90 | 52.72 | |||||||||||||
1998 | 44.13 | 45.36 | 47.02 | 49.47 | 53.23 | 59.78 | 69.16 | 67.77 | 63.80 | 51.95 | 47.27 | 39.55 | 53.21 | |||||||||||||
1999 | 42.05 | 43.25 | 44.26 | 49.38 | 52.15 | 57.80 | 64.48 | 66.84 | 61.55 | 52.45 | 49.18 | 40.40 | 51.98 | |||||||||||||
2000 | 39.32 | 43.62 | 44.56 | 50.83 | 55.10 | 62.07 | 64.87 | 64.98 | 62.00 | 52.50 | 40.28 | 40.79 | 51.74 | |||||||||||||
2001 | 40.08 | 40.95 | 46.48 | 47.62 | 55.50 | 56.85 | 64.74 | 66.90 | 63.55 | 52.10 | 47.58 | 41.66 | 52.00 | |||||||||||||
2002 | 41.76 | 44.41 | 44.00 | 50.85 | 53.26 | 60.43 | 68.05 | 65.74 | 61.98 | 51.40 | 45.37 | 43.68 | 52.58 | |||||||||||||
2003 | 45.16 | 42.50 | 49.16 | 49.37 | 54.82 | 62.27 | 68.81 | 67.50 | 64.00 | 56.13 | 43.00 | 42.40 | 53.76 | |||||||||||||
2004 | 41.23 | 43.57 | 49.24 | 51.60 | 56.42 | 61.98 | 69.23 | 69.21 | 60.07 | 53.63 | 43.83 | 42.37 | 53.53 | |||||||||||||
2005 | 41.47 | 41.57 | 49.21 | 50.03 | 57.24 | 59.30 | 68.18 | 68.21 | 60.43 | 54.26 | 42.12 | 39.15 | 52.60 | |||||||||||||
2006 | 43.90 | 41.07 | 44.39 | 50.67 | 55.73 | 62.42 | 68.40 | 65.50 | 61.93 | 50.47 | 46.15 | 39.52 | 52.51 | |||||||||||||
2007 | 37.55 | 43.30 | 49.08 | 49.07 | 53.76 | 59.05 | 68.42 | 65.79 | 60.10 | 51.16 | 42.50 | 39.87 | 51.64 | |||||||||||||
2008 | 36.89 | 42.50 | 43.35 | 46.73 | 55.92 | 58.05 | 67.18 | 67.13 | 61.85 | 51.53 | 47.97 | 37.65 | 51.40 | |||||||||||||
2009 | 38.85 | 41.20 | 43.55 | 48.22 | 55.24 | 61.90 | 69.45 | 67.00 | 62.85 | 51.97 | 44.75 | 35.63 | 51.72 | |||||||||||||
2010 | 45.60 | 46.14 | 45.97 | 49.03 | 52.94 | 58.92 | 66.48 | 66.37 | 62.67 | 53.15 | 45.10 | 43.24 | 52.97 | |||||||||||||
2011 | 41.48 | 40.16 | 46.40 | 46.92 | 51.79 | 58.47 | 64.37 | 67.71 | 65.67 | 54.00 | 44.85 | 38.19 | 51.67 | |||||||||||||
2012 | 41.10 | 41.66 | 44.06 | 51.78 | 54.63 | 59.15 | 65.94 | 68.32 | 63.12 | 54.87 | 48.00 | 42.26 | 52.91 | |||||||||||||
2013 | 36.73 | 43.29 | 47.69 | 51.45 | 57.18 | 63.28 | 69.26 | 69.16 | 63.57 | 50.37 | 44.23 | 33.44 | 52.47 | |||||||||||||
2014 | 39.68 | 41.84 | 49.11 | 52.17 | 58.18 | 61.35 | 70.81 | 71.40 | 65.55 | 59.16 | 45.02 | 44.27 | 54.88 | |||||||||||||
2015 | 43.65 | 48.21 | 50.89 | 49.68 | 58.18 | 67.17 | 71.50 | 69.85 | 61.80 | 58.08 | 43.40 | 43.85 | 55.52 | |||||||||||||
2016 | 43.06 | 47.41 | 48.92 | 55.13 | 58.40 | 63.58 | 67.13 | 69.47 | 61.58 | 55.60 | 50.73 | 36.61 | 54.80 | |||||||||||||
2017 | 36.02 | 43.04 | 47.87 | 50.02 | 56.58 | 61.67 | 67.45 | 69.87 | 63.37 | 51.42 | 45.28 | 36.79 | 52.45 | |||||||||||||
2018 | 43.31 | 41.07 | 43.47 | 50.02 | 57.24 | 61.00 | 68.77 | 69.23 | 61.28 | 54.48 | 46.25 | 42.05 | 53.18 | |||||||||||||
2019 | 42.16 | 38.50 | 45.03 | 53.05 | 58.34 | 63.60 | 67.94 | 69.79 | 62.70 | 49.42 | 43.58 | 42.31 | 53.03 | |||||||||||||
2020 | 46.55 | 42.45 | 45.39 | 52.95 | 57.69 | 62.27 | 69.03 | 69.35 | 64.77 | 54.18 | 45.33 | 42.66 | 54.38 | |||||||||||||
2021 | 44.56 | 43.41 | 45.39 | 52.37 | 57.00 | 67.18 | 71.40 | 70.84 | 64.23 | 53.42 | 49.15 | 41.58 | 55.04 | |||||||||||||
2022 | 42.05 | 42.43 | 49.00 | 48.12 | 53.85 | 62.58 | 71.19 | 71.47 | 65.68 | 58.19 | 41.17 | 40.44 | 53.85 | |||||||||||||
2023 | 41.69 | 40.09 | 43.10 | 50.75 | 61.11 | 64.47 | 70.84 | 72.50 | 63.72 | 55.19 | 45.65 | 45.85 | 54.58 | |||||||||||||
2024 | 43.34 | 46.14 | 47.32 | 51.22 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 45.60 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 40.26 | 43.15 | 46.38 | 50.26 | 55.67 | 61.15 | 67.22 | 67.07 | 62.29 | 53.31 | 45.23 | 40.74 | 52.72 | |||||||||||||
S.D. | 3.54 | 2.50 | 2.18 | 2.15 | 2.15 | 2.32 | 2.23 | 2.12 | 2.11 | 2.15 | 2.75 | 2.92 | 1.16 | |||||||||||||
SKEW | -0.88 | 0.19 | 0.06 | -0.12 | 0.25 | 0.30 | -0.28 | 0.28 | 0.05 | 0.22 | -0.58 | -0.46 | 0.24 | |||||||||||||
MAX | 46.85 | 49.21 | 50.89 | 55.55 | 61.11 | 67.18 | 71.50 | 72.50 | 67.55 | 59.16 | 50.73 | 47.65 | 55.52 | |||||||||||||
MIN | 28.15 | 35.80 | 41.92 | 44.85 | 51.32 | 56.60 | 61.76 | 62.18 | 58.27 | 48.27 | 37.52 | 33.03 | 50.08 | |||||||||||||
YRS | 86 | 86 | 86 | 85 | 85 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 85 |