YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1940 | 33.03 | 38.91 | 45.58 | 50.07 | 61.29 | 69.58 | 74.89 | 74.18 | 63.13 | 54.32 | 35.50 | 35.26 | 52.98 | |||||||||||||
1941 | 33.23 | 39.46 | 45.42 | 50.10 | 58.45 | 62.90 | 75.45 | 70.90 | 57.90 | 50.92 | 42.07 | 34.98 | 51.82 | |||||||||||||
1942 | 20.76 | 31.54 | 40.26 | 51.77 | 52.97 | 60.77 | 75.66 | 72.90 | 63.20 | 52.52 | 39.68 | 33.45 | 49.62 | |||||||||||||
1943 | 28.16 | 35.93 | 39.92 | 54.02 | 54.00 | 61.63 | 73.29 | 70.90 | 66.62 | 53.90 | 40.07 | 32.84 | 50.94 | |||||||||||||
1944 | 25.03 | 34.05 | 38.32 | 48.88 | 58.58 | 60.75 | 72.26 | 70.69 | 63.73 | 57.97 | 38.68 | 29.05 | 49.83 | |||||||||||||
1945 | 32.13 | 37.59 | 40.03 | 46.03 | 56.65 | 61.13 | 74.87 | 73.42 | 59.93 | 55.24 | 39.65 | 30.79 | 50.62 | |||||||||||||
1946 | 29.03 | 33.77 | 43.76 | 51.85 | 57.66 | 65.37 | 74.89 | 73.26 | 61.02 | 45.13 | 37.73 | 36.21 | 50.81 | |||||||||||||
1947 | 23.27 | 38.05 | 44.89 | 49.35 | 62.24 | 61.75 | 75.08 | 72.21 | 62.85 | 55.15 | 36.12 | 31.34 | 51.02 | |||||||||||||
1948 | 33.00 | 32.05 | 37.90 | 48.05 | 56.31 | 66.53 | 70.34 | 70.39 | 61.87 | 52.31 | 36.97 | 25.47 | 49.26 | |||||||||||||
1949 | 10.32 | 30.68 | 43.16 | 53.42 | 61.47 | 65.67 | 74.40 | 73.65 | 65.62 | 46.47 | 44.60 | 31.05 | 50.04 | |||||||||||||
1950 | 25.32 | 35.23 | 39.81 | 47.53 | 54.06 | 63.60 | 73.26 | 72.65 | 63.13 | 56.85 | 42.60 | 36.21 | 50.86 | |||||||||||||
1951 | 29.05 | 36.80 | 37.11 | 50.63 | 56.77 | 62.32 | 75.68 | 72.23 | 63.63 | 49.24 | 38.65 | 27.45 | 49.96 | |||||||||||||
1952 | 26.61 | 30.41 | 36.74 | 52.47 | 57.56 | 64.15 | 73.52 | 72.85 | 65.33 | 56.89 | 35.00 | 34.03 | 50.46 | |||||||||||||
1953 | 41.00 | 36.36 | 42.37 | 46.10 | 52.15 | 59.33 | 74.05 | 71.52 | 65.95 | 52.84 | 45.32 | 31.27 | 51.52 | |||||||||||||
1954 | 36.50 | 38.82 | 39.31 | 49.87 | 59.90 | 61.33 | 75.32 | 68.23 | 61.52 | 50.87 | 43.52 | 30.52 | 51.31 | |||||||||||||
1955 | 23.48 | 27.18 | 36.19 | 44.02 | 53.58 | 66.62 | 71.26 | 74.60 | 62.45 | 53.27 | 35.53 | 35.32 | 48.63 | |||||||||||||
1956 | 33.45 | 27.33 | 41.94 | 50.52 | 59.42 | 64.53 | 75.13 | 69.69 | 64.13 | 50.03 | 35.30 | 30.63 | 50.18 | |||||||||||||
1957 | 21.45 | 34.46 | 42.21 | 48.70 | 58.18 | 66.00 | 73.15 | 70.69 | 65.27 | 49.52 | 36.40 | 34.37 | 50.03 | |||||||||||||
1958 | 31.47 | 42.18 | 40.66 | 47.77 | 64.29 | 66.02 | 74.03 | 75.85 | 61.98 | 55.26 | 40.23 | 36.58 | 53.03 | |||||||||||||
1959 | 35.79 | 37.12 | 41.00 | 50.67 | 52.71 | 68.60 | 75.98 | 70.02 | 59.73 | 49.60 | 34.72 | 27.92 | 50.32 | |||||||||||||
1960 | 23.94 | 33.55 | 42.89 | 48.98 | 54.44 | 68.87 | 80.66 | 68.98 | 65.97 | 52.61 | 40.53 | 30.45 | 50.99 | |||||||||||||
1961 | 32.87 | 41.20 | 44.40 | 48.07 | 57.85 | 72.83 | 76.24 | 77.81 | 57.15 | 49.08 | 37.02 | 30.84 | 52.11 | |||||||||||||
1962 | 21.08 | 32.21 | 38.55 | 52.37 | 55.95 | 65.45 | 72.21 | 70.69 | 65.18 | 53.03 | 41.35 | 35.40 | 50.29 | |||||||||||||
1963 | 23.27 | 43.32 | 44.23 | 48.22 | 60.84 | 63.87 | 72.16 | 73.44 | 70.92 | 57.81 | 43.67 | 28.10 | 52.49 | |||||||||||||
1964 | 26.00 | 26.34 | 37.52 | 45.30 | 55.05 | 62.48 | 74.85 | 69.16 | 59.55 | 52.89 | 36.90 | 35.13 | 48.43 | |||||||||||||
1965 | 34.10 | 36.88 | 39.11 | 50.23 | 54.90 | 64.63 | 73.31 | 71.13 | 57.10 | 56.37 | 44.32 | 30.05 | 51.01 | |||||||||||||
1966 | 32.40 | 33.25 | 43.19 | 49.17 | 61.42 | 64.97 | 73.23 | 72.05 | 66.20 | 49.42 | 43.00 | 31.23 | 51.63 | |||||||||||||
1967 | 36.19 | 38.27 | 41.95 | 43.83 | 56.47 | 66.03 | 78.44 | 78.03 | 68.62 | 50.74 | 40.67 | 27.77 | 52.25 | |||||||||||||
1968 | 29.45 | 41.02 | 45.89 | 46.30 | 57.82 | 67.82 | 77.31 | 68.73 | 62.95 | 52.42 | 41.95 | 35.11 | 52.23 | |||||||||||||
1969 | 34.27 | 36.21 | 42.53 | 50.48 | 61.05 | 66.23 | 72.94 | 72.44 | 64.17 | 45.85 | 39.67 | 34.60 | 51.70 | |||||||||||||
1970 | 36.16 | 41.20 | 41.37 | 43.82 | 57.52 | 68.87 | 76.27 | 75.74 | 57.78 | 47.52 | 43.12 | 33.50 | 51.91 | |||||||||||||
1971 | 33.90 | 37.46 | 40.18 | 49.22 | 59.98 | 64.83 | 74.69 | 78.58 | 59.13 | 48.98 | 39.68 | 30.21 | 51.41 | |||||||||||||
1972 | 30.90 | 36.50 | 45.50 | 46.65 | 60.58 | 67.57 | 73.48 | 74.50 | 58.72 | 51.71 | 40.45 | 23.82 | 50.87 | |||||||||||||
1973 | 30.71 | 39.41 | 43.00 | 49.08 | 60.45 | 67.57 | 75.55 | 72.97 | 63.08 | 52.39 | 41.70 | 38.39 | 52.86 | |||||||||||||
1974 | 29.34 | 38.71 | 42.56 | 49.70 | 55.37 | 71.72 | 73.77 | 71.71 | 65.33 | 52.18 | 41.70 | 33.13 | 52.10 | |||||||||||||
1975 | 28.16 | 36.89 | 41.45 | 44.50 | 56.18 | 64.35 | 78.32 | 70.00 | 65.52 | 52.31 | 39.45 | 31.39 | 50.71 | |||||||||||||
1976 | 32.13 | 34.16 | 37.10 | 47.28 | 59.23 | 62.58 | 73.10 | 67.71 | 64.07 | 50.81 | 40.82 | 29.31 | 49.86 | |||||||||||||
1977 | 19.02 | 33.71 | 39.82 | 54.05 | 53.65 | 70.18 | 72.73 | 73.55 | 61.97 | 53.15 | 39.60 | 37.23 | 50.72 | |||||||||||||
1978 | 37.00 | 38.18 | 48.63 | 48.50 | 54.32 | 64.45 | 72.84 | 69.87 | 61.35 | 52.84 | 36.70 | 26.98 | 50.97 | |||||||||||||
1979 | 16.19 | 34.25 | 43.21 | 48.65 | 57.77 | 66.72 | 74.08 | 71.15 | 67.32 | 54.32 | 34.67 | 35.76 | 50.34 | |||||||||||||
1980 | 30.27 | 39.78 | 41.05 | 52.57 | 57.23 | 62.58 | 72.87 | 67.19 | 62.53 | 51.61 | 39.78 | 33.03 | 50.88 | |||||||||||||
1981 | 33.85 | 36.82 | 44.42 | 50.30 | 54.66 | 63.18 | 70.95 | 74.15 | 63.62 | 48.66 | 43.97 | 35.31 | 51.66 | |||||||||||||
1982 | 24.81 | 29.96 | 41.29 | 45.20 | 54.84 | 65.77 | 70.15 | 72.65 | 60.35 | 50.85 | 35.98 | 31.50 | 48.61 | |||||||||||||
1983 | 35.81 | 41.52 | 44.63 | 47.03 | 56.50 | 63.72 | 69.35 | 74.92 | 60.80 | 53.77 | 41.98 | 23.18 | 51.10 | |||||||||||||
1984 | 21.18 | 30.14 | 41.85 | 45.92 | 54.76 | 61.65 | 74.18 | 75.45 | 60.02 | 46.81 | 39.08 | 22.89 | 47.83 | |||||||||||||
1985 | 19.13 | 25.75 | 35.90 | 51.57 | 58.42 | 67.17 | 77.71 | 69.19 | 56.22 | 48.37 | 27.62 | 12.58 | 45.80 | |||||||||||||
1986 | 29.39 | 40.98 | 47.97 | 48.27 | 59.03 | 72.03 | 69.60 | 75.90 | 57.32 | 52.56 | 40.35 | 27.95 | 51.78 | |||||||||||||
1987 | 27.73 | 37.55 | 44.21 | 55.98 | 62.21 | 70.15 | 71.19 | 70.00 | 65.62 | 54.90 | 40.68 | 32.84 | 52.76 | |||||||||||||
1988 | 26.08 | 37.76 | 42.58 | 52.73 | 57.85 | 70.70 | 74.61 | 71.52 | 61.67 | 59.84 | 40.67 | 26.98 | 51.92 | |||||||||||||
1989 | 24.66 | 23.16 | 43.63 | 53.05 | 56.27 | 68.42 | 76.94 | 69.95 | 63.30 | 51.21 | 39.40 | 30.37 | 50.03 | |||||||||||||
1990 | 34.13 | 34.11 | 44.27 | 54.70 | 55.65 | 66.88 | 76.15 | 73.95 | 69.88 | 51.00 | 41.13 | 18.11 | 51.66 | |||||||||||||
1991 | 24.39 | 41.55 | 43.00 | 48.28 | 54.90 | 62.63 | 75.69 | 76.56 | 65.73 | 51.77 | 37.37 | 31.63 | 51.13 | |||||||||||||
1992 | 33.13 | 42.05 | 48.92 | 54.83 | 64.23 | 69.80 | 71.34 | 73.87 | 63.37 | 54.39 | 34.48 | 28.48 | 53.24 | |||||||||||||
1993 | 24.73 | 28.82 | 41.68 | 48.10 | 63.05 | 61.87 | 65.02 | 68.56 | 63.02 | 53.13 | 32.78 | 33.29 | 48.67 | |||||||||||||
1994 | 32.73 | 34.68 | 46.10 | 52.62 | 60.97 | 67.85 | 76.94 | 76.10 | 66.80 | 50.31 | 32.52 | 30.34 | 52.33 | |||||||||||||
1995 | 36.19 | 41.45 | 43.56 | 48.15 | 56.85 | 63.83 | 73.35 | 71.18 | 65.72 | 49.15 | 44.37 | 33.02 | 52.23 | |||||||||||||
1996 | 32.50 | 35.12 | 44.19 | 49.92 | 55.42 | 66.65 | 76.74 | 74.73 | 61.75 | 52.40 | 41.28 | 36.29 | 52.25 | |||||||||||||
1997 | 32.08 | 36.80 | 45.40 | 48.92 | 62.92 | 65.97 | 72.73 | 75.53 | 67.70 | 51.97 | 42.95 | 31.13 | 52.84 | |||||||||||||
1998 | 38.85 | 40.21 | 44.23 | 49.83 | 56.31 | 63.33 | 79.21 | 76.71 | 69.75 | 51.63 | 43.63 | 30.68 | 53.70 | |||||||||||||
1999 | 35.29 | 36.95 | 43.74 | 47.47 | 55.73 | 66.33 | 73.66 | 75.11 | 64.02 | 54.27 | 46.87 | 31.90 | 52.61 | |||||||||||||
2000 | 34.15 | 41.64 | 43.35 | 54.28 | 59.71 | 68.58 | 76.05 | 75.87 | 62.95 | 52.21 | 32.67 | 31.05 | 52.71 | |||||||||||||
2001 | 27.16 | 33.82 | 45.84 | 48.08 | 61.37 | 67.32 | 74.32 | 78.69 | 68.37 | 53.50 | 43.95 | 30.69 | 52.76 | |||||||||||||
2002 | 31.53 | 33.98 | 40.69 | 50.45 | 59.13 | 69.57 | 79.63 | 70.90 | 65.12 | 49.42 | 40.63 | 37.32 | 52.36 | |||||||||||||
2003 | 38.68 | 36.86 | 46.44 | 49.37 | 58.74 | 69.65 | 80.53 | 77.34 | 66.72 | 58.05 | 37.68 | 37.19 | 54.77 | |||||||||||||
2004 | 28.40 | 34.93 | 48.19 | 53.80 | 58.68 | 69.28 | 77.97 | 74.87 | 63.63 | 53.52 | 38.18 | 35.37 | 53.07 | |||||||||||||
2005 | 32.76 | 36.84 | 45.68 | 50.47 | 59.40 | 64.37 | 78.29 | 76.74 | 63.32 | 53.69 | 37.48 | 29.53 | 52.38 | |||||||||||||
2006 | 36.40 | 34.73 | 42.29 | 51.72 | 60.97 | 70.98 | 81.48 | 73.98 | 65.40 | 51.19 | 43.33 | 31.74 | 53.69 | |||||||||||||
2007 | 29.18 | 38.89 | 48.32 | 51.70 | 62.45 | 70.53 | 83.06 | 75.50 | 64.70 | 51.95 | 40.88 | 32.42 | 54.13 | |||||||||||||
2008 | 29.03 | 36.02 | 40.84 | 46.60 | 60.45 | 67.10 | 77.65 | 75.92 | 66.05 | 53.53 | 43.57 | 31.47 | 52.35 | |||||||||||||
2009 | 31.27 | 36.91 | 41.65 | 50.57 | 61.60 | 67.80 | 78.52 | 75.15 | 70.57 | 48.47 | 41.38 | 26.73 | 52.55 | |||||||||||||
2010 | 37.37 | 40.27 | 44.68 | 48.83 | 53.56 | 66.28 | 75.77 | 73.87 | 67.60 | 57.03 | 38.93 | 35.00 | 53.27 | |||||||||||||
2011 | 31.68 | 35.50 | 44.15 | 46.22 | 55.52 | 64.25 | 75.56 | 78.40 | 71.37 | 54.61 | 40.02 | 31.27 | 52.38 | |||||||||||||
2012 | 34.84 | 38.38 | 47.11 | 54.65 | 58.90 | 67.32 | 81.27 | 78.50 | 68.62 | 53.21 | 44.60 | 35.87 | 55.27 | |||||||||||||
2013 | 19.61 | 35.46 | 45.06 | 49.90 | 61.02 | 69.92 | 81.45 | 78.21 | 66.60 | 50.16 | 39.72 | 23.90 | 51.75 | |||||||||||||
2014 | 30.55 | 39.05 | 45.74 | 50.48 | 60.68 | 67.30 | 81.02 | 75.74 | 67.63 | 58.18 | 35.77 | 37.37 | 54.13 | |||||||||||||
2015 | 31.71 | 43.91 | 49.69 | 51.17 | 62.06 | 75.93 | 76.56 | 77.42 | 66.58 | 59.69 | 37.22 | 31.79 | 55.31 | |||||||||||||
2016 | 33.56 | 41.05 | 47.48 | 56.47 | 60.90 | 71.80 | 75.44 | 75.15 | 63.87 | 56.16 | 46.80 | 23.32 | 54.33 | |||||||||||||
2017 | 21.34 | 37.82 | 48.92 | 49.42 | 59.73 | 68.98 | 81.60 | 77.97 | 66.17 | 49.87 | 43.77 | 28.58 | 52.85 | |||||||||||||
2018 | 37.77 | 35.32 | 44.10 | 52.35 | 63.84 | 68.28 | 80.06 | 76.27 | 65.50 | 52.65 | 39.35 | 32.61 | 54.01 | |||||||||||||
2019 | 35.31 | 34.21 | 43.23 | 52.98 | 59.79 | 67.42 | 76.55 | 76.92 | 64.95 | 46.15 | 40.67 | 36.13 | 52.86 | |||||||||||||
2020 | 37.48 | 37.17 | 45.44 | 52.23 | 60.48 | 65.97 | 75.74 | 77.29 | 68.70 | 54.29 | 40.02 | 32.92 | 53.98 | |||||||||||||
2021 | 36.42 | 35.11 | 44.79 | 51.80 | 59.55 | 75.92 | 83.81 | 74.42 | 66.50 | 54.85 | 44.37 | 34.10 | 55.14 | |||||||||||||
2022 | 28.90 | 32.98 | 45.61 | 46.67 | 55.47 | 67.33 | 80.74 | 81.92 | 71.20 | 56.77 | 34.17 | 29.19 | 52.58 | |||||||||||||
2023 | 33.53 | 35.12 | 39.06 | 49.60 | 64.95 | 68.75 | 81.40 | 77.90 | 68.23 | 56.31 | 42.90 | 36.27 | 54.50 | |||||||||||||
2024 | 33.21 | 41.93 | 44.48 | 51.24 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 39.87 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.09 | 36.16 | 43.00 | 49.78 | 58.28 | 66.45 | 75.49 | 73.66 | 64.17 | 52.49 | 39.76 | 31.39 | 51.72 | |||||||||||||
S.D. | 5.82 | 4.16 | 3.14 | 2.85 | 3.06 | 3.37 | 3.42 | 3.12 | 3.45 | 3.14 | 3.58 | 4.41 | 1.75 | |||||||||||||
SKEW | -0.79 | -0.71 | -0.18 | 0.06 | 0.05 | 0.34 | 0.15 | 0.03 | -0.16 | 0.03 | -0.55 | -1.36 | -0.40 | |||||||||||||
MAX | 41.00 | 43.91 | 49.69 | 56.47 | 64.95 | 75.93 | 83.81 | 81.92 | 71.37 | 59.84 | 46.87 | 38.39 | 55.31 | |||||||||||||
MIN | 10.32 | 23.16 | 35.90 | 43.82 | 52.15 | 59.33 | 65.02 | 67.19 | 56.22 | 45.13 | 27.62 | 12.58 | 45.80 | |||||||||||||
YRS | 85 | 85 | 85 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 84 | 84 |