YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | ----- | z | ----- | z | ----- | z | ----- | z | 60.61 | 67.80 | 84.52 | 81.42 | 81.33 | 61.39 | 47.63 | 38.10 | 65.35 | d | ||||||||
1944 | 34.35 | 38.93 | 46.52 | 56.60 | 68.71 | 70.10 | 82.55 | 82.52 | 76.33 | 70.35 | 42.77 | 35.90 | 58.80 | |||||||||||||
1945 | 34.94 | 41.07 | 45.77 | 54.83 | 65.26 | 70.00 | 87.65 | 85.03 | 70.77 | 66.74 | 43.17 | a | 34.17 | a | 58.28 | |||||||||||
1946 | 34.87 | 38.25 | 49.52 | 62.03 | 67.58 | 72.83 | 84.16 | 84.94 | 72.30 | 53.29 | 42.90 | 41.58 | 58.69 | |||||||||||||
1947 | 32.06 | 45.64 | 55.06 | 58.87 | 73.81 | 68.63 | 86.19 | 83.10 | 75.79 | a | 61.00 | 40.97 | 36.90 | 59.84 | ||||||||||||
1948 | 38.97 | 38.03 | 43.52 | 53.90 | 63.32 | 75.37 | 79.71 | 80.52 | 73.52 | a | 63.13 | 42.43 | 28.35 | 56.73 | ||||||||||||
1949 | 19.00 | a | 35.04 | 48.58 | 63.93 | 70.39 | 75.60 | 84.71 | 85.74 | 76.83 | 55.87 | 53.50 | 36.32 | 58.79 | ||||||||||||
1950 | 26.68 | 38.89 | 45.29 | 55.37 | 66.13 | 71.63 | 84.06 | 85.26 | 74.83 | 62.45 | 46.63 | 40.10 | 58.11 | |||||||||||||
1951 | 32.45 | 39.82 | 43.00 | 62.87 | 67.58 | 73.67 | 87.87 | 83.45 | 77.03 | 57.29 | 44.13 | 30.48 | 58.30 | |||||||||||||
1952 | 28.94 | 33.62 | 41.52 | 63.03 | 67.32 | 72.40 | 84.81 | 84.10 | 78.57 | 70.94 | 43.43 | 34.39 | 58.59 | |||||||||||||
1953 | 42.87 | 40.11 | 48.00 | 55.03 | 61.52 | 66.23 | 85.65 | 81.87 | 79.50 | 64.03 | 50.67 | 36.65 | 59.34 | |||||||||||||
1954 | 38.58 | 46.68 | 46.39 | 58.97 | 70.52 | 68.03 | 85.32 | 77.19 | 71.73 | 60.48 | 51.03 | 35.42 | 59.20 | |||||||||||||
1955 | 28.29 | 33.64 | 39.65 | 50.23 | 62.35 | 76.17 | 81.50 | a | 85.97 | 73.20 | 61.00 | 37.90 | 35.35 | 55.44 | ||||||||||||
1956 | 34.55 | 32.03 | 47.13 | 61.27 | 67.35 | 70.90 | 84.06 | 80.16 | 75.77 | 56.39 | 44.57 | 34.42 | 57.38 | |||||||||||||
1957 | 23.52 | 37.39 | 47.84 | 57.70 | 65.90 | 74.30 | 83.42 | 81.19 | 78.53 | 55.68 | 42.63 | 37.32 | 57.12 | |||||||||||||
1958 | 35.42 | 45.04 | 45.94 | 54.70 | 75.65 | 74.80 | 85.77 | 87.39 | 71.97 | 66.00 | 44.33 | 40.23 | 60.60 | |||||||||||||
1959 | 37.97 | 40.14 | 48.16 | 59.87 | 60.87 | 76.40 | 86.29 | 80.16 | 66.77 | 58.23 | 44.67 | 37.35 | 58.07 | |||||||||||||
1960 | 29.58 | 35.48 | 48.84 | 57.63 | 62.03 | 77.70 | 90.26 | 78.84 | 77.43 | 61.61 | 45.10 | 36.61 | 58.43 | |||||||||||||
1961 | 37.48 | 44.71 | 49.23 | 58.10 | 66.10 | 84.13 | 89.61 | 90.68 | 68.37 | 59.16 | 44.80 | 35.32 | 60.64 | |||||||||||||
1962 | 28.71 | 35.82 | 47.65 | 64.40 | 62.29 | 76.27 | 83.68 | 81.29 | 76.97 | 60.81 | 46.60 | 38.00 | 58.54 | |||||||||||||
1963 | 29.90 | 50.07 | 49.71 | 53.53 | 68.65 | 71.70 | 81.19 | 83.58 | 80.33 | 65.45 | 47.63 | 34.26 | 59.67 | |||||||||||||
1964 | 31.97 | 35.03 | 44.55 | 57.20 | 68.00 | 71.67 | 84.48 | 80.94 | 74.13 | 66.94 | 46.10 | 36.90 | 58.16 | |||||||||||||
1965 | 36.87 | 42.89 | 50.52 | 60.53 | 64.97 | 73.67 | 83.61 | 80.26 | 70.10 | 69.71 | 50.67 | 37.61 | 60.12 | |||||||||||||
1966 | 39.71 | 37.82 | 51.77 | 61.70 | 73.29 | 72.87 | 84.68 | 84.77 | 79.70 | 61.90 | 48.63 | 38.16 | 61.25 | |||||||||||||
1967 | 40.77 | 46.32 | 48.35 | 52.60 | 67.71 | 75.90 | 87.16 | 91.06 | 83.33 | 61.32 | 47.73 | 35.39 | 61.47 | |||||||||||||
1968 | 37.03 | 47.24 | 56.19 | 57.60 | 67.23 | 74.97 | 86.81 | 76.23 | 73.40 | 59.68 | 43.87 | 35.61 | 59.65 | |||||||||||||
1969 | 34.00 | 35.75 | 50.61 | 59.97 | 71.55 | 76.03 | 83.03 | 85.87 | 78.00 | 59.58 | 51.30 | 40.97 | 60.56 | |||||||||||||
1970 | 39.06 | 49.86 | 47.42 | 50.83 | 64.74 | 75.93 | 85.84 | 89.52 | 68.77 | 58.03 | 46.60 | 33.23 | 59.15 | |||||||||||||
1971 | 36.65 | 42.93 | 45.39 | 58.00 | 68.10 | 70.73 | 83.10 | 89.29 | 67.47 | 58.10 | 44.20 | 31.32 | 57.94 | |||||||||||||
1972 | 32.13 | 41.69 | 55.23 | 55.93 | 73.19 | 77.33 | 85.48 | 88.26 | 71.13 | 64.06 | 44.77 | 30.45 | 59.97 | |||||||||||||
1973 | 34.23 | 45.29 | 51.10 | 60.23 | 71.81 | 77.50 | 89.52 | 85.77 | 74.97 | 62.65 | 43.40 | 40.71 | 61.43 | |||||||||||||
1974 | 32.13 | 43.75 | 49.65 | 57.67 | 64.52 | 83.17 | 84.77 | 86.16 | 81.80 | 64.77 | 47.77 | 35.00 | 60.93 | |||||||||||||
1975 | 31.16 | 35.68 | 44.03 | 50.93 | 66.06 | 72.33 | 86.29 | 79.45 | 79.87 | 57.84 | 44.07 | 38.74 | 57.20 | |||||||||||||
1976 | 35.35 | 38.52 | 46.48 | 56.97 | 69.45 | 72.97 | 84.61 | 76.35 | 76.97 | 64.55 | 52.60 | 41.52 | 59.69 | |||||||||||||
1977 | 27.90 | 48.21 | 47.97 | 67.77 | 62.06 | 81.60 | 84.06 | 86.19 | 71.73 | 63.26 | 45.63 | 40.19 | 60.55 | |||||||||||||
1978 | 39.58 | 43.00 | 57.68 | 55.73 | 63.97 | 76.67 | 85.23 | 81.39 | 71.03 | 66.81 | 40.93 | 26.61 | 59.05 | |||||||||||||
1979 | 20.23 | 37.39 | 52.74 | 58.37 | 69.58 | 78.00 | 87.16 | 83.61 | 80.83 | 64.23 | 43.80 | 40.61 | 59.71 | |||||||||||||
1980 | 33.03 | 43.69 | 47.71 | 63.50 | 67.00 | 70.33 | 85.23 | 81.19 | 76.13 | 64.42 | 46.73 | 40.10 | 59.92 | |||||||||||||
1981 | 39.65 | 43.89 | 52.97 | 58.93 | 63.35 | 72.87 | 84.06 | 90.52 | 77.57 | 58.48 | 48.97 | 39.06 | 60.86 | |||||||||||||
1982 | 31.84 | 36.11 | 49.06 | 56.20 | 66.55 | 76.70 | 81.26 | 84.81 | 71.23 | 59.84 | 42.27 | 35.48 | 57.61 | |||||||||||||
1983 | 40.19 | 45.11 | 51.68 | 55.83 | 68.26 | 73.37 | 81.26 | 85.42 | 71.43 | 64.03 | 45.50 | 28.27 | a | 59.20 | ||||||||||||
1984 | 27.84 | 32.45 | 46.87 | 53.97 | 64.23 | 70.63 | 85.81 | 86.81 | 71.20 | 56.16 | 44.83 | 29.26 | 55.84 | |||||||||||||
1985 | 25.29 | 31.11 | 44.52 | 64.27 | 69.03 | 78.97 | 92.00 | 82.03 | 66.53 | 59.68 | 32.83 | 27.03 | 56.11 | |||||||||||||
1986 | 38.77 | 46.04 | 57.58 | 59.40 | 68.97 | 81.47 | 79.55 | 88.52 | 65.77 | 64.71 | 44.83 | 34.84 | 60.87 | |||||||||||||
1987 | 31.26 | 44.14 | 51.13 | 67.10 | 70.19 | 79.33 | 80.32 | 82.90 | 80.07 | 69.42 | 46.73 | 36.90 | 61.63 | |||||||||||||
1988 | 32.42 | 42.41 | 51.16 | 60.83 | 66.74 | 75.50 | 84.81 | 84.45 | 74.80 | 72.26 | 42.57 | 31.42 | 59.95 | |||||||||||||
1989 | 27.48 | 25.93 | 47.13 | 61.83 | 64.16 | 76.80 | 85.58 | 77.55 | 75.00 | 60.23 | 47.37 | 41.61 | 57.56 | |||||||||||||
1990 | 38.55 | 40.82 | 54.13 | 64.60 | 63.77 | 74.97 | 86.16 | 82.87 | 82.73 | 57.39 | 46.33 | 25.90 | 59.85 | |||||||||||||
1991 | 31.00 | 48.46 | 48.10 | 55.50 | 61.61 | 68.17 | 83.74 | 86.81 | 77.77 | 63.74 | 41.87 | 39.68 | 58.87 | |||||||||||||
1992 | 39.74 | 50.97 | 60.13 | 63.67 | 75.87 | 79.23 | 80.77 | 85.68 | 74.67 | 65.97 | 39.77 | 31.29 | 62.31 | |||||||||||||
1993 | 27.45 | 31.96 | 46.52 | 55.73 | 72.10 | 69.83 | 72.68 | 79.55 | 77.03 | 63.45 | 41.70 | 38.13 | 56.34 | |||||||||||||
1994 | 40.42 | 40.07 | 57.29 | 61.87 | 68.48 | 76.07 | 87.90 | 88.06 | 80.00 | 61.35 | 38.20 | 34.10 | 61.15 | |||||||||||||
1995 | 39.81 | 49.18 | 50.61 | 56.67 | 66.71 | 71.60 | 82.71 | 82.26 | 78.83 | 58.71 | 49.13 | 39.19 | 60.45 | |||||||||||||
1996 | 37.39 | 43.07 | 53.19 | 59.40 | 62.84 | 76.00 | 88.94 | 85.58 | 73.20 | 61.87 | 47.27 | 38.55 | 60.61 | |||||||||||||
1997 | 37.71 | 43.07 | 53.77 | 56.53 | 72.55 | 73.00 | 81.84 | 87.68 | 78.77 | 61.71 | 50.40 | 37.06 | 61.17 | |||||||||||||
1998 | 40.16 | 45.04 | 52.06 | 59.37 | 63.45 | 73.33 | 89.77 | 89.23 | 81.40 | 61.55 | 46.33 | 34.42 | 61.34 | |||||||||||||
1999 | 40.29 | 39.89 | 50.97 | 57.63 | 64.77 | 74.13 | 84.48 | 86.81 | 77.07 | 65.68 | 53.47 | 33.58 | 60.73 | |||||||||||||
2000 | 36.10 | 45.69 | 51.61 | 65.20 | 67.39 | 78.33 | 86.87 | 88.26 | 71.13 | 59.97 | 39.20 | 35.26 | 60.42 | |||||||||||||
2001 | 31.19 | 38.11 | 54.00 | 55.93 | 72.19 | 74.77 | 84.68 | 91.19 | 79.07 | a | 60.16 | 48.33 | 31.87 | 60.12 | ||||||||||||
2002 | 32.19 | 35.43 | 45.74 | 57.80 | 65.00 | 75.37 | 86.77 | 80.87 | 75.57 | 59.68 | 48.87 | 40.10 | 58.62 | |||||||||||||
2003 | 40.97 | 41.21 | 53.29 | 55.60 | 65.84 | 77.77 | 90.26 | 86.81 | 77.00 | 66.61 | 41.93 | 38.16 | 61.29 | |||||||||||||
2004 | 30.45 | 36.41 | 56.00 | 62.43 | 63.42 | 75.07 | 85.29 | 83.45 | 71.93 | 60.52 | 44.70 | 39.48 | 59.10 | |||||||||||||
2005 | 35.42 | 44.07 | 53.61 | 57.37 | 65.42 | 71.23 | 86.81 | 86.19 | 72.93 | 61.23 | 42.77 | 30.90 | 59.00 | |||||||||||||
2006 | 37.35 | 39.82 | 46.35 | 57.53 | 69.68 | 76.80 | 90.10 | 84.19 | 75.73 | 60.16 | 46.20 | 36.10 | 60.00 | |||||||||||||
2007 | 34.26 | 44.07 | 55.00 | 58.57 | 69.84 | 76.87 | 91.42 | 84.71 | 74.27 | 58.26 | 44.83 | 32.84 | 60.41 | |||||||||||||
2008 | 29.58 | 37.07 | 44.39 | 52.50 | 66.06 | 72.77 | 84.42 | 83.94 | 75.97 | 61.58 | 49.10 | 32.23 | 57.47 | |||||||||||||
2009 | 32.48 | 40.18 | 45.29 | 57.37 | 68.68 | 73.23 | 86.65 | 84.03 | 79.90 | 53.65 | 44.97 | 31.13 | 58.13 | |||||||||||||
2010 | 37.23 | 41.68 | 50.71 | 55.57 | 58.74 | 69.93 | 82.90 | 81.84 | 76.00 | 62.61 | 42.93 | 35.42 | 57.96 | |||||||||||||
2011 | 31.74 | 38.29 | 46.13 | 51.43 | 60.71 | 69.27 | 81.26 | 86.42 | 82.21 | b | 60.68 | 41.93 | 37.81 | 57.32 | ||||||||||||
2012 | 38.90 | 41.41 | 51.32 | 60.13 | 65.45 | 72.30 | 86.77 | 87.61 | 78.40 | 59.35 | 46.97 | 34.87 | 60.29 | |||||||||||||
2013 | 26.77 | 40.14 | 52.13 | 57.67 | 69.00 | 74.57 | 87.97 | 88.13 | 73.53 | 58.81 | 46.27 | 30.52 | 58.79 | |||||||||||||
2014 | 34.77 | 38.86 | 52.71 | 59.53 | 68.77 | 72.93 | 89.84 | 84.26 | 77.40 | 65.87 | 41.20 | 38.68 | 60.40 | |||||||||||||
2015 | 36.29 | 49.64 | 58.32 | 59.37 | 69.03 | 83.30 | 85.10 | 86.29 | 75.50 | 68.23 | 40.07 | 34.90 | 62.17 | |||||||||||||
2016 | 34.55 | 44.59 | 51.42 | 65.50 | 68.00 | 78.33 | 82.39 | 85.71 | 73.27 | 58.77 | 51.07 | 24.45 | 59.84 | |||||||||||||
2017 | 22.65 | 40.54 | 52.55 | 54.60 | 67.23 | 75.83 | 89.55 | 91.68 | 77.50 | 61.13 | 49.13 | 34.77 | 59.76 | |||||||||||||
2018 | 42.94 | 42.00 | 51.97 | 61.17 | 73.77 | 76.93 | 91.77 | 88.13 | 77.23 | 62.35 | 48.20 | 36.77 | 62.77 | |||||||||||||
2019 | 40.45 | 36.14 | 48.58 | 60.00 | 70.39 | 76.57 | 86.39 | 88.97 | 74.47 | 55.65 | 50.07 | a | 39.45 | 60.59 | ||||||||||||
2020 | 40.32 | 46.03 | 53.84 | 63.43 | 70.42 | 75.57 | 89.90 | 86.48 | 81.53 | 67.52 | 48.33 | 40.52 | 63.66 | |||||||||||||
2021 | 41.52 | 39.71 | 54.23 | 62.17 | 66.90 | 84.30 | 92.32 | 84.06 | 76.47 | 60.61 | 48.10 | 35.29 | 62.14 | |||||||||||||
2022 | 31.58 | 33.61 | 51.77 | 51.73 | 61.23 | a | 73.27 | 88.68 | 91.10 | 79.77 | 66.55 | 39.30 | 31.10 | 58.31 | ||||||||||||
2023 | 36.55 | 39.46 | 40.94 | 55.00 | 71.13 | 75.60 | 89.90 | 84.58 | 74.03 | 63.03 | 48.03 | 42.00 | a | 60.02 | ||||||||||||
2024 | 38.29 | 48.03 | 51.35 | n | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 43.16 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 34.23 | 40.83 | 49.82 | 58.44 | 67.10 | 74.68 | 85.50 | 84.66 | 75.59 | 61.95 | 45.42 | 35.56 | 59.48 | |||||||||||||
S.D. | 5.26 | 5.05 | 4.24 | 3.90 | 3.71 | 3.76 | 3.32 | 3.57 | 4.00 | 3.94 | 3.77 | 4.00 | 1.64 | |||||||||||||
SKEW | -0.65 | -0.21 | 0.05 | 0.14 | 0.12 | 0.34 | -0.46 | -0.21 | -0.35 | 0.33 | -0.31 | -0.63 | -0.15 | |||||||||||||
MAX | 42.94 | 50.97 | 60.13 | 67.77 | 75.87 | 84.30 | 92.32 | 91.68 | 83.33 | 72.26 | 53.50 | 42.00 | 63.66 | |||||||||||||
MIN | 19.00 | 25.93 | 39.65 | 50.23 | 58.74 | 66.23 | 72.68 | 76.23 | 65.77 | 53.29 | 32.83 | 24.45 | 55.44 | |||||||||||||
YRS | 81 | 81 | 80 | 80 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 81 | 80 |