YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1938 | ----- | z | ----- | z | ----- | z | 48.28 | a | 57.74 | 67.17 | 67.00 | 65.77 | 59.03 | 51.65 | 31.67 | 31.03 | 53.26 | c | ||||||||
1939 | 30.74 | 27.36 | 41.87 | 50.03 | 58.32 | 67.80 | 69.42 | 67.48 | 63.43 | 50.03 | 39.77 | 32.87 | 49.93 | |||||||||||||
1940 | 28.65 | 36.83 | 42.55 | 48.47 | 58.00 | 65.37 | 69.87 | 67.00 | 63.77 | 52.13 | 38.70 | 36.81 | 50.68 | |||||||||||||
1941 | 35.52 | 40.57 | 40.74 | 46.40 | 59.39 | 63.50 | 67.90 | 66.58 | 63.13 | 53.06 | 39.57 | 32.84 | 50.77 | |||||||||||||
1942 | 32.00 | 33.79 | 38.74 | 48.20 | 55.90 | 65.93 | 68.39 | 66.65 | 58.70 | 50.71 | 40.00 | 34.74 | 49.48 | |||||||||||||
1943 | 32.81 | 36.32 | 41.39 | 52.03 | 56.65 | 65.03 | 68.16 | 71.35 | 61.10 | 49.77 | 36.10 | 32.87 | 50.30 | |||||||||||||
1944 | 27.16 | 37.48 | 40.52 | 47.60 | 58.90 | 65.90 | 69.61 | 67.71 | 60.63 | 53.10 | 40.23 | 31.87 | 50.06 | |||||||||||||
1945 | 33.19 | 37.68 | 40.74 | 48.37 | 59.77 | 65.70 | 70.06 | 69.26 | 63.20 | 51.39 | 39.90 | 32.97 | 51.02 | |||||||||||||
1946 | 30.35 | 33.89 | 42.13 | 54.50 | 59.35 | 68.70 | 69.77 | 70.26 | 65.60 | 53.19 | 36.03 | 34.94 | 51.56 | |||||||||||||
1947 | 29.16 | 35.75 | 42.39 | 47.50 | 59.45 | 65.57 | 70.90 | 68.71 | 62.73 | 54.06 | 37.70 | 30.61 | 50.38 | |||||||||||||
1948 | 26.23 | 35.55 | 37.71 | 52.70 | 60.55 | 69.30 | 70.61 | 69.97 | 64.00 | 52.58 | 33.13 | 37.13 | 50.79 | |||||||||||||
1949 | 27.77 | 35.46 | 42.61 | 48.33 | 58.45 | 66.70 | 69.55 | 67.94 | 63.37 | 50.39 | 40.17 | 32.26 | 50.25 | |||||||||||||
1950 | 36.58 | 39.57 | 44.29 | 52.27 | 59.00 | 68.53 | 68.32 | 67.42 | 62.03 | 55.94 | 37.73 | 34.77 | 52.21 | |||||||||||||
1951 | 30.10 | 33.25 | 41.45 | 47.93 | 58.29 | 66.33 | 72.61 | 70.48 | 63.70 | 55.00 | 37.80 | 35.00 | 51.00 | |||||||||||||
1952 | 35.61 | 34.55 | 37.71 | 50.93 | 58.81 | 70.20 | 69.19 | 71.29 | 62.90 | 48.77 | 37.00 | 30.90 | 50.66 | |||||||||||||
1953 | 36.39 | 34.29 | 46.48 | 52.50 | 55.35 | 70.37 | 71.58 | 69.84 | 61.73 | 50.23 | 39.60 | 25.65 | 51.17 | |||||||||||||
1954 | 32.61 | 37.46 | 42.06 | 54.53 | 60.13 | 67.90 | 70.74 | 67.77 | 66.53 | 54.90 | 39.00 | 31.23 | 52.07 | |||||||||||||
1955 | 30.87 | 31.21 | 42.32 | 51.40 | 59.68 | 66.67 | 68.65 | 68.61 | 63.03 | 52.97 | 41.40 | 35.48 | 51.02 | |||||||||||||
1956 | 37.00 | 31.66 | 42.32 | 48.20 | 60.74 | 70.63 | 70.13 | 67.90 | 63.07 | 53.39 | 33.63 | 32.42 | 50.92 | |||||||||||||
1957 | 37.90 | 45.07 | 45.45 | 49.30 | 57.10 | 69.10 | 71.74 | 69.52 | 61.87 | 52.61 | 38.17 | 32.48 | 52.53 | |||||||||||||
1958 | 31.84 | 39.46 | 41.35 | 50.63 | 60.97 | 70.47 | 72.23 | 70.52 | 64.00 | 53.29 | 39.87 | 31.94 | 52.21 | |||||||||||||
1959 | 33.58 | 36.86 | 39.74 | 51.37 | 60.00 | 68.53 | 70.10 | 68.48 | 64.63 | 52.23 | 36.37 | 33.94 | 51.32 | |||||||||||||
1960 | 29.94 | 33.93 | 45.00 | 52.23 | 59.87 | 70.17 | 70.00 | 70.00 | 62.33 | 49.58 | 37.90 | 27.65 | 50.72 | |||||||||||||
1961 | 28.32 | 33.21 | 42.35 | 48.63 | 58.55 | 65.80 | 70.10 | 67.94 | 62.67 | 47.39 | 36.37 | 34.48 | 49.65 | |||||||||||||
1962 | 26.90 | 40.25 | 37.84 | 52.87 | 59.16 | 64.90 | 70.00 | 70.29 | 63.80 | 50.65 | 39.57 | 33.61 | 50.82 | |||||||||||||
1963 | 26.48 | 34.86 | 41.35 | 52.27 | 59.42 | 67.00 | 72.94 | 69.35 | 64.57 | 52.48 | 40.97 | 29.00 | 50.89 | |||||||||||||
1964 | 25.23 | 25.31 | 40.19 | 49.50 | 59.26 | 67.57 | 72.35 | 70.68 | 63.90 | 48.48 | 37.37 | 32.84 | 49.39 | |||||||||||||
1965 | 36.61 | 34.50 | 38.71 | 50.53 | 57.39 | 64.23 | 71.48 | 68.71 | 62.87 | 47.13 | 42.43 | 34.35 | 50.75 | |||||||||||||
1966 | 27.58 | 30.43 | 41.90 | 52.00 | 61.35 | 66.53 | 71.58 | 67.52 | 61.27 | 46.32 | 39.30 | 27.06 | 49.40 | |||||||||||||
1967 | 24.26 | 33.14 | 43.13 | 49.80 | 55.68 | 65.77 | 71.52 | 67.03 | 61.77 | 48.26 | 40.03 | 30.74 | 49.26 | |||||||||||||
1968 | 30.84 | 38.45 | 41.45 | 47.67 | 58.71 | 66.23 | 68.19 | 65.77 | 57.40 | 47.87 | 38.30 | 26.26 | 48.93 | |||||||||||||
1969 | 34.97 | 34.18 | 34.23 | 50.30 | 55.42 | 66.87 | 72.81 | 73.32 | 64.63 | 55.77 | 39.90 | 36.03 | 51.54 | |||||||||||||
1970 | 32.45 | 39.32 | 42.42 | 48.93 | 56.29 | 65.47 | 69.42 | 68.10 | 62.00 | 45.48 | 35.03 | 31.58 | 49.71 | |||||||||||||
1971 | 28.10 | 33.14 | 42.61 | 47.97 | 58.13 | 66.83 | 70.13 | 65.42 | 60.20 | 50.13 | 38.67 | 32.90 | 49.52 | |||||||||||||
1972 | 30.65 | 35.17 | 44.90 | 47.47 | 54.52 | 65.20 | 69.87 | 66.84 | 62.13 | 52.71 | 34.60 | 32.65 | 49.73 | |||||||||||||
1973 | 30.55 | 33.50 | 39.10 | 41.17 | 53.32 | 59.83 | 65.16 | 62.68 | 58.73 | 43.81 | 35.47 | 28.90 | 46.02 | |||||||||||||
1974 | 29.29 | 26.46 | 42.97 | 49.27 | 60.26 | 66.83 | 66.68 | 64.90 | 57.27 | 50.32 | 36.33 | 27.81 | 48.20 | |||||||||||||
1975 | 29.16 | 34.79 | 39.17 | a | 42.73 | 52.00 | 63.37 | 65.84 | 65.26 | 57.37 | 46.16 | 33.80 | 28.29 | 46.49 | ||||||||||||
1976 | 27.45 | 36.59 | 40.00 | 48.13 | 54.77 | 63.17 | 65.65 | 63.13 | 56.73 | 45.06 | 30.77 | 27.48 | 46.58 | |||||||||||||
1977 | 33.10 | 30.50 | 34.13 | 45.87 | 55.29 | 64.37 | 67.26 | 70.06 | 63.23 | 51.10 | 38.30 | 36.16 | 49.11 | |||||||||||||
1978 | 33.87 | 36.86 | 44.29 | 51.30 | 58.94 | 67.30 | 71.65 | 68.16 | 61.47 | 49.23 | 44.50 | 32.84 | 51.70 | |||||||||||||
1979 | 30.32 | 33.14 | 36.94 | 46.30 | 54.42 | 61.50 | 70.03 | 65.06 | 58.60 | 47.10 | 32.97 | 27.52 | 46.99 | |||||||||||||
1980 | 33.74 | 37.24 | 39.10 | 43.43 | 54.10 | 68.60 | 72.48 | 69.84 | 63.80 | 46.10 | 34.30 | 31.58 | 49.53 | |||||||||||||
1981 | 33.84 | 33.93 | 43.61 | 51.03 | 60.13 | 66.83 | 70.29 | 67.74 | 63.17 | 50.84 | 36.13 | 32.90 | 50.87 | |||||||||||||
1982 | 27.58 | 34.00 | 42.16 | 50.37 | 53.71 | 63.77 | 69.77 | 70.03 | 63.73 | 49.03 | 42.00 | 33.42 | 49.96 | |||||||||||||
1983 | 29.45 | 36.46 | 41.61 | 42.60 | 52.58 | 59.80 | 68.42 | 67.68 | 65.57 | 54.48 | 41.53 | 31.10 | 49.27 | |||||||||||||
1984 | 30.13 | 29.76 | 39.39 | 45.80 | 59.55 | 66.90 | 67.94 | 69.39 | 58.30 | 50.06 | 38.30 | 34.90 | 49.20 | |||||||||||||
1985 | 27.71 | 30.64 | 40.84 | 48.50 | 56.74 | 62.83 | 64.71 | 66.90 | 60.27 | 49.00 | 38.80 | 25.87 | 47.73 | |||||||||||||
1986 | 26.97 | 38.64 | 40.45 | 52.33 | 56.45 | 64.73 | 66.97 | 67.84 | 60.23 | 48.10 | 37.23 | 31.32 | 49.27 | |||||||||||||
1987 | 25.32 | 30.82 | 35.68 | 43.93 | 53.16 | 62.73 | 67.71 | 66.10 | 58.57 | 51.94 | 36.13 | 25.97 | 46.50 | |||||||||||||
1988 | 28.32 | 33.10 | 36.58 | 44.63 | 53.19 | 63.53 | 67.06 | 66.58 | 57.27 | 51.29 | 38.33 | 28.94 | 47.40 | |||||||||||||
1989 | 28.68 | 37.75 | 42.48 | 49.67 | 58.03 | 64.77 | 68.32 | 66.65 | 58.60 | 46.55 | 37.57 | 27.00 | 48.84 | |||||||||||||
1990 | 28.87 | 34.11 | 41.16 | 51.83 | 59.19 | 72.57 | 67.90 | 64.68 | 61.63 | 47.52 | 39.07 | 31.84 | 50.03 | |||||||||||||
1991 | 32.19 | 37.71 | 39.55 | 48.53 | 55.87 | 62.67 | 66.55 | 66.81 | 57.90 | 49.13 | 36.53 | 35.68 | 49.09 | |||||||||||||
1992 | 32.87 | 36.79 | 43.84 | 52.23 | 57.74 | 65.80 | 71.35 | 68.16 | 63.53 | 51.29 | 33.83 | 34.42 | 50.99 | |||||||||||||
1993 | 39.00 | 39.54 | 43.55 | 52.13 | 59.90 | 68.13 | 73.45 | 69.74 | 62.07 | 49.84 | 38.00 | 33.45 | 52.40 | |||||||||||||
1994 | 30.29 | 36.11 | 44.52 | 51.67 | 61.23 | 74.60 | 74.68 | 72.97 | 64.57 | 52.94 | 41.57 | 37.45 | 53.55 | |||||||||||||
1995 | 35.32 | 43.21 | 46.81 | 51.10 | 60.77 | 65.67 | 69.58 | 70.29 | 61.97 | 49.71 | 40.57 | 34.77 | 52.48 | |||||||||||||
1996 | 31.65 | 41.24 | 40.03 | 51.40 | 66.06 | 69.60 | 71.29 | 69.00 | 61.13 | 51.06 | 39.12 | f | 31.55 | 53.09 | a | |||||||||||
1997 | 32.77 | 34.57 | 43.77 | 48.33 | 60.19 | 66.90 | 69.81 | 69.81 | 66.43 | 49.29 | 39.43 | 29.65 | 50.91 | |||||||||||||
1998 | 32.90 | 36.11 | 39.90 | 44.47 | 59.19 | 67.63 | 71.52 | 68.55 | 66.70 | 54.65 | 41.37 | 33.68 | 51.39 | |||||||||||||
1999 | 33.97 | 38.43 | 43.39 | 48.70 | 60.42 | 66.67 | 70.29 | 69.87 | 63.87 | 49.19 | 41.13 | 31.13 | 51.42 | |||||||||||||
2000 | 35.97 | 39.66 | 42.35 | 54.03 | 65.32 | 68.37 | 72.03 | 69.39 | 65.07 | 50.90 | 35.93 | 31.68 | 52.56 | |||||||||||||
2001 | 29.74 | 36.21 | 43.13 | 50.53 | 61.81 | 70.40 | 72.19 | 69.48 | 64.37 | 53.71 | 43.90 | 29.19 | 52.06 | |||||||||||||
2002 | 33.19 | 34.89 | 42.48 | 55.57 | 60.48 | 71.30 | 70.71 | 72.52 | 65.03 | 53.29 | 40.07 | 33.26 | 52.73 | |||||||||||||
2003 | 34.26 | 39.11 | 42.26 | 51.83 | 61.97 | 67.30 | 72.03 | 72.48 | 65.13 | 55.55 | 42.37 | 30.94 | 52.94 | |||||||||||||
2004 | 35.23 | 33.21 | 46.90 | 52.47 | 62.71 | 67.77 | 70.81 | 67.65 | 62.43 | 54.71 | 40.13 | 32.71 | 52.23 | |||||||||||||
2005 | 37.19 | 40.93 | 43.16 | 50.67 | 60.23 | 70.23 | 72.74 | 69.16 | 65.53 | 53.13 | 40.10 | 34.19 | 53.11 | |||||||||||||
2006 | 35.26 | 38.93 | 45.68 | 55.57 | 64.10 | 70.17 | 72.58 | 69.10 | 60.83 | 52.55 | 42.53 | 30.32 | 53.13 | |||||||||||||
2007 | 33.00 | 36.93 | 45.03 | 49.73 | 59.77 | 67.53 | 70.84 | 72.29 | 66.07 | 53.65 | 42.13 | 34.16 | 52.59 | |||||||||||||
2008 | 33.97 | 38.55 | 43.32 | 50.77 | 60.16 | 72.17 | 70.19 | 68.71 | 60.67 | 51.10 | 39.70 | 33.84 | 51.93 | |||||||||||||
2009 | 33.23 | 38.18 | 45.29 | 52.23 | 64.55 | 69.53 | 74.90 | 72.13 | 63.97 | 53.19 | 41.33 | 32.74 | 53.44 | |||||||||||||
2010 | 31.52 | 38.25 | 41.77 | 51.73 | 59.42 | 71.77 | 72.39 | 72.35 | 66.93 | 55.81 | 39.37 | 36.74 | 53.17 | |||||||||||||
2011 | 30.29 | 29.71 | 48.29 | 56.77 | 60.58 | 71.90 | 74.35 | 75.16 | 67.03 | 53.61 | 40.70 | 31.13 | 53.29 | |||||||||||||
2012 | 35.00 | 37.38 | 42.68 | 55.37 | 61.77 | 72.43 | 71.84 | 72.35 | 63.67 | 54.77 | 43.83 | 34.81 | 53.83 | |||||||||||||
2013 | 30.71 | 34.71 | 46.16 | 53.13 | 62.58 | 73.23 | 71.65 | 72.19 | 66.10 | 52.26 | 42.27 | 32.19 | 53.10 | |||||||||||||
2014 | 32.84 | 44.07 | 46.90 | 52.70 | 60.06 | 74.50 | 72.84 | 69.74 | 65.97 | 55.68 | 40.63 | 37.10 | 54.42 | |||||||||||||
2015 | 32.29 | 39.00 | 47.55 | 53.70 | 59.52 | 71.93 | 72.65 | 73.39 | 69.27 | 57.68 | 42.70 | 34.68 | 54.53 | |||||||||||||
2016 | 33.42 | 36.90 | 47.81 | 52.37 | 59.94 | 71.10 | 75.97 | 69.32 | 65.70 | 57.68 | 46.53 | 38.29 | 54.58 | |||||||||||||
2017 | 37.94 | 42.93 | 50.42 | 55.13 | 61.52 | 71.93 | 72.42 | 70.00 | 67.40 | 56.42 | 47.10 | 35.97 | 55.76 | |||||||||||||
2018 | 32.84 | 42.68 | 48.35 | 57.27 | 64.94 | 74.13 | 74.55 | 73.48 | 67.10 | 56.10 | 41.20 | 37.84 | 55.87 | |||||||||||||
2019 | 34.84 | 38.71 | 46.65 | 54.07 | 59.87 | 69.83 | 75.00 | 75.58 | 69.63 | 53.94 | 42.17 | 36.71 | 54.75 | |||||||||||||
2020 | 36.03 | 38.00 | 48.77 | 56.93 | 66.39 | 72.07 | 76.26 | 75.42 | 62.57 | 52.55 | 45.87 | 30.29 | 55.10 | |||||||||||||
2021 | 31.42 | 36.89 | 45.10 | 54.80 | 62.83 | a | 71.40 | 70.97 | 70.65 | 65.70 | 54.39 | 42.77 | 39.84 | 53.90 | ||||||||||||
2022 | 32.26 | 32.11 | 41.10 | 54.63 | 63.97 | 72.20 | 74.29 | 71.10 | 66.83 | 53.90 | 40.23 | 36.39 | 53.25 | |||||||||||||
2023 | 34.81 | 35.93 | 46.10 | 53.40 | 63.87 | 72.43 | 78.16 | 75.13 | 69.40 | 58.06 | 46.40 | 36.35 | 55.84 | |||||||||||||
2024 | 37.32 | 41.52 | 48.84 | 49.29 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.56 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 31.84 | 36.02 | 42.46 | 50.40 | 59.09 | 67.73 | 70.60 | 69.16 | 62.99 | 51.55 | 39.15 | 32.57 | 51.13 | |||||||||||||
S.D. | 3.34 | 3.77 | 3.28 | 3.37 | 3.09 | 3.29 | 2.57 | 2.65 | 2.93 | 3.11 | 3.28 | 3.13 | 2.21 | |||||||||||||
SKEW | -0.08 | -0.24 | -0.05 | -0.40 | -0.07 | -0.02 | 0.16 | 0.24 | -0.14 | -0.19 | -0.06 | -0.26 | -0.03 | |||||||||||||
MAX | 39.00 | 45.07 | 50.42 | 57.27 | 66.39 | 74.60 | 78.16 | 75.58 | 69.63 | 58.06 | 47.10 | 39.84 | 55.87 | |||||||||||||
MIN | 24.26 | 25.31 | 34.13 | 41.17 | 52.00 | 59.80 | 64.71 | 62.68 | 56.73 | 43.81 | 30.77 | 25.65 | 46.02 | |||||||||||||
YRS | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 86 | 85 | 86 | 84 |