YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 69.32 | 68.69 | 62.43 | 51.73 | 42.35 | 32.87 | 54.57 | f | ||||||
1949 | 22.24 | 36.34 | 45.85 | 55.22 | 62.34 | 65.68 | 70.26 | 70.81 | 65.67 | 50.31 | 46.72 | 39.05 | 52.54 | |||||||||||||
1950 | 20.74 | b | 37.40 | c | 43.52 | 50.00 | 57.60 | 65.27 | 72.45 | 73.84 | 65.88 | 51.82 | 43.35 | 39.92 | 51.82 | |||||||||||
1951 | 35.26 | 38.96 | 42.52 | 54.47 | 59.44 | 67.97 | 72.40 | 70.08 | 65.95 | 52.03 | 41.50 | 33.29 | 52.82 | |||||||||||||
1952 | 27.79 | 38.74 | 44.85 | 53.63 | 60.27 | 63.25 | 73.03 | 71.79 | 67.53 | 58.97 | 36.20 | 36.53 | 52.72 | |||||||||||||
1953 | 44.05 | 43.61 | 46.89 | 51.22 | 56.11 | 61.18 | 71.60 | 70.48 | 66.38 | 55.69 | 45.05 | 41.71 | 54.50 | |||||||||||||
1954 | 32.35 | 40.07 | 43.29 | 51.38 | 59.74 | 61.50 | 67.95 | 67.02 | 63.92 | 51.42 | 47.50 | 35.61 | 51.81 | |||||||||||||
1955 | 36.73 | 39.12 | 40.73 | 47.38 | 56.40 | 65.38 | 67.42 | 71.15 | 63.87 | 52.85 | 36.77 | 34.29 | 51.01 | |||||||||||||
1956 | 33.92 | 31.57 | 44.92 | 54.97 | 63.05 | 62.57 | 73.21 | 70.60 | 65.33 | 51.61 | 40.68 | 38.08 | 52.54 | |||||||||||||
1957 | 26.04 | e | 37.77 | 44.85 | 54.72 | 63.27 | 67.10 | 69.81 | 68.77 | 67.98 | 51.79 | 41.98 | 39.71 | 52.82 | ||||||||||||
1958 | 39.24 | 45.89 | 44.34 | 51.80 | 65.69 | 70.13 | 76.79 | 76.19 | 65.03 | 55.05 | 43.28 | 39.87 | 56.11 | |||||||||||||
1959 | 36.39 | 40.38 | 46.13 | 53.28 | 56.10 | 64.93 | 72.82 | 69.31 | 61.97 | 54.66 | 39.77 | 35.63 | 52.61 | |||||||||||||
1960 | 24.81 | 37.53 | 42.69 | 50.80 | 55.11 | 66.17 | 75.21 | 68.40 | 64.10 | 53.73 | 40.28 | 30.63 | 50.79 | |||||||||||||
1961 | 34.48 | 41.77 | 44.65 | 50.03 | 57.03 | 69.15 | 72.81 | 75.60 | 60.53 | 49.81 | 38.08 | 36.47 | 52.53 | |||||||||||||
1962 | 32.92 | 38.27 | 42.08 | 53.98 | 55.87 | 66.17 | 71.95 | 70.47 | 65.67 | 54.00 | 45.57 | 39.37 | 53.03 | |||||||||||||
1963 | 31.18 | 42.41 | 46.60 | 50.08 | 60.44 | 66.57 | 68.89 | 72.61 | 70.05 | 55.58 | 44.13 | 33.26 | 53.48 | |||||||||||||
1964 | 38.60 | 41.78 | 43.97 | 50.00 | 57.61 | 64.32 | 70.95 | 69.40 | 62.83 | 53.39 | 40.65 | 31.19 | 52.06 | |||||||||||||
1965 | 36.34 | 42.96 | 45.11 | 54.03 | 58.39 | 66.42 | 74.02 | 72.48 | 62.68 | 56.94 | 45.40 | 35.52 | 54.19 | |||||||||||||
1966 | 36.65 | 41.29 | 46.05 | 54.22 | 60.79 | 64.93 | 71.94 | 72.97 | 68.05 | 54.23 | 45.25 | 39.65 | 54.67 | |||||||||||||
1967 | 42.73 | 44.98 | 45.00 | 49.37 | 62.10 | 71.80 | 76.39 | 80.15 | 71.65 | 56.10 | 44.15 | 39.53 | 56.99 | |||||||||||||
1968 | 38.06 | 45.33 | 52.00 | 55.50 | 64.95 | 67.35 | 74.42 | 69.45 | 65.38 | 50.94 | 43.03 | 33.05 | 54.96 | |||||||||||||
1969 | 23.06 | 34.95 | 46.21 | 51.48 | 63.87 | 71.05 | 72.56 | 71.16 | 65.77 | 51.06 | 43.25 | 37.35 | 52.65 | |||||||||||||
1970 | 31.66 | 41.32 | 45.65 | 49.30 | 60.76 | 70.35 | 74.08 | 73.24 | 61.37 | 51.55 | 42.35 | 35.29 | 53.08 | |||||||||||||
1971 | 40.11 | 41.61 | 42.31 | 50.60 | 61.08 | 63.72 | 75.27 | 76.77 | 62.03 | 53.29 | 41.63 | 34.06 | 53.54 | |||||||||||||
1972 | 33.40 | 37.72 | 46.84 | 47.47 | 61.63 | 67.27 | 73.37 | 74.77 | 60.73 | 51.35 | 44.28 | 31.00 | d | 52.49 | ||||||||||||
1973 | 32.24 | 39.91 | 46.69 | 53.82 | 61.19 | 66.45 | 76.00 | 70.84 | 65.28 | 54.05 | 39.40 | 39.61 | 53.79 | |||||||||||||
1974 | 30.21 | 41.41 | 45.65 | 52.27 | 57.95 | 70.05 | 72.52 | 75.16 | 68.88 | 55.11 | 45.73 | 40.74 | 54.64 | |||||||||||||
1975 | 37.34 | 37.00 | 43.61 | 49.15 | 60.34 | 66.15 | 75.21 | 69.97 | 67.83 | 54.37 | 41.57 | 39.98 | 53.54 | |||||||||||||
1976 | 38.45 | 38.78 | 42.39 | 51.02 | 60.74 | 64.63 | 72.69 | 71.03 | 69.12 | 54.94 | 44.75 | 35.82 | 53.70 | |||||||||||||
1977 | 29.77 | 42.64 | 46.00 | 57.43 | 57.90 | 72.57 | 74.65 | 78.74 | 63.32 | 54.53 | 39.83 | 38.50 | 54.66 | |||||||||||||
1978 | 35.21 | 41.09 | 48.13 | 52.40 | 59.27 | 70.67 | 74.98 | 73.37 | 64.28 | 56.69 | 37.57 | 34.19 | 53.99 | |||||||||||||
1979 | 18.45 | 36.71 | 48.76 | 54.07 | 63.65 | 69.18 | 75.50 | 73.18 | 68.75 | 58.24 | 40.08 | 39.56 | 53.84 | |||||||||||||
1980 | 27.77 | 37.38 | 45.61 | 54.60 | 60.92 | 63.92 | 74.13 | 70.42 | 66.77 | 54.82 | 44.53 | 38.48 | 53.28 | |||||||||||||
1981 | 40.84 | 40.00 | 47.77 | 52.03 | 60.42 | 64.52 | 71.74 | 76.77 | c | 65.32 | 51.58 | 42.98 | 37.87 | 54.32 | ||||||||||||
1982 | 37.24 | 38.95 | 46.34 | 50.15 | 61.56 | 70.50 | 73.84 | 74.82 | 66.45 | 53.08 | 39.52 | 37.37 | 54.15 | |||||||||||||
1983 | 40.98 | 42.80 | 50.48 | 53.65 | 64.48 | 65.23 | 69.60 | 72.06 | 61.65 | 54.11 | 46.57 | 27.03 | 54.06 | |||||||||||||
1984 | 35.71 | 41.26 | 48.95 | 50.72 | 57.92 | 65.85 | 75.56 | 74.15 | 64.18 | 52.56 | 43.12 | 34.05 | 53.67 | |||||||||||||
1985 | 32.45 | 36.48 | 45.24 | 53.80 | 62.21 | 69.48 | 81.58 | 70.82 | 60.17 | 52.19 | 31.47 | 24.26 | 51.68 | |||||||||||||
1986 | 35.08 | 39.86 | 50.00 | 51.38 | 61.69 | 70.67 | 68.66 | 76.35 | 61.77 | 55.90 | 44.70 | 35.08 | 54.26 | |||||||||||||
1987 | 33.50 | 42.12 | 47.00 | 56.15 | 63.03 | 70.50 | a | 70.92 | 73.23 | 67.88 | 56.85 | 44.53 | 36.37 | 55.17 | ||||||||||||
1988 | 34.73 | 42.84 | 46.94 | 54.30 | 59.39 | 66.00 | 73.16 | 72.05 | 66.15 | 61.08 | 45.50 | 38.13 | 55.02 | |||||||||||||
1989 | 40.48 | 30.34 | 44.48 | 56.65 | 60.58 | 68.83 | 70.85 | 71.10 | 65.90 | 54.65 | 46.87 | 36.81 | 53.96 | |||||||||||||
1990 | 40.90 | 39.52 | 48.00 | 57.15 | 58.45 | 66.63 | 76.32 | 74.89 | 70.55 | 53.26 | 46.87 | 29.11 | 55.14 | |||||||||||||
1991 | 34.52 | 44.64 | 45.05 | 52.17 | 57.89 | 63.00 | 73.66 | 75.16 | 67.95 | 54.37 | 43.98 | 39.74 | 54.34 | |||||||||||||
1992 | 40.13 | 44.48 | 50.69 | 54.52 | 64.18 | 71.10 | 75.58 | 74.29 | 64.82 | 55.95 | 44.17 | 32.65 | 56.05 | |||||||||||||
1993 | 26.35 | 32.77 | 43.26 | 51.68 | 64.37 | 66.22 | 67.69 | 71.21 | 67.23 | 57.26 | 37.12 | b | 37.47 | 51.89 | ||||||||||||
1994 | 41.48 | 36.77 | 48.31 | 56.58 | 63.06 | 66.15 | 77.42 | 75.08 | 70.53 | 55.53 | 42.25 | 38.37 | 55.96 | |||||||||||||
1995 | 36.24 | 44.98 | 47.87 | 53.15 | 64.18 | 67.75 | 75.21 | 70.65 | 67.77 | 53.11 | 47.18 | 37.69 | 55.48 | |||||||||||||
1996 | 36.82 | 35.78 | 47.66 | 55.17 | 58.35 | 67.53 | 77.37 | 74.55 | 64.77 | 55.10 | 42.55 | 35.79 | 54.29 | |||||||||||||
1997 | 36.05 | 42.50 | 47.44 | 53.82 | 65.08 | 67.87 | 74.68 | 77.11 | 68.68 | 55.02 | 45.62 | 39.85 | 56.14 | |||||||||||||
1998 | 37.66 | 45.20 | 50.02 | 55.55 | 61.18 | 68.23 | 77.42 | 76.53 | 70.45 | 52.26 | 47.03 | 37.74 | b | 56.61 | ||||||||||||
1999 | 42.68 | 43.29 | 46.95 | 53.57 | 59.10 | 67.00 | 73.65 | 76.47 | 66.42 | 53.13 | 46.17 | 40.84 | 55.77 | |||||||||||||
2000 | 35.90 | 40.45 | 45.85 | 55.50 | 59.92 | 67.90 | 72.26 | 72.90 | e | 65.16 | b | 53.97 | 38.23 | 35.89 | 53.66 | |||||||||||
2001 | 36.94 | 39.11 | 47.53 | 51.55 | 63.16 | 65.12 | 73.13 | 74.95 | 68.07 | 53.69 | 43.30 | 38.06 | 54.55 | |||||||||||||
2002 | 38.98 | 41.07 | 43.81 | 52.50 | 58.98 | 68.42 | 75.10 | 72.68 | 65.68 | 52.05 | 41.53 | 39.58 | 54.20 | |||||||||||||
2003 | 41.65 | 41.96 | 48.95 | 51.58 | 59.65 | 69.30 | 76.58 | 74.16 | 68.23 | 56.98 | 40.18 | 36.84 | 55.51 | |||||||||||||
2004 | 31.66 | 40.10 | 50.18 | 55.98 | 60.92 | 67.82 | 76.19 | 75.48 | 64.80 | 56.98 | 45.80 | 38.94 | 55.40 | |||||||||||||
2005 | 36.13 | 39.18 | 48.79 | 52.47 | 60.97 | 64.55 | 74.44 | 74.08 | 64.23 | 54.69 | 40.97 | 30.98 | 53.46 | |||||||||||||
2006 | 40.29 | 37.73 | 44.98 | 52.65 | 60.81 | 67.95 | 74.95 | 71.48 | 65.35 | 52.97 | 41.72 | 35.00 | 53.82 | |||||||||||||
2007 | 33.63 | 40.43 | 48.68 | 52.32 | 60.84 | 65.77 | 76.23 | 71.58 | 64.55 | 51.37 | 41.03 | 37.05 | 53.62 | |||||||||||||
2008 | 33.63 | 43.28 | 43.82 | 47.85 | 61.31 | 64.93 | 73.56 | 72.39 | 65.18 | 53.10 | 45.13 | 31.45 | 52.97 | |||||||||||||
2009 | 37.24 | 37.48 | 43.06 | 51.82 | 61.02 | 69.03 | 77.06 | 74.13 | 66.57 | 51.89 | 42.57 | 30.44 | 53.53 | |||||||||||||
2010 | 39.77 | 43.88 | 47.27 | 52.25 | 58.34 | 65.07 | 73.92 | 73.35 | 66.73 | 55.81 | 41.90 | 36.87 | 54.60 | |||||||||||||
2011 | 39.53 | 39.14 | 44.98 | 48.93 | 57.15 | 64.93 | 70.58 | 74.35 | 69.13 | 55.90 | 43.28 | 35.68 | 53.63 | |||||||||||||
2012 | 36.13 | 40.81 | 45.11 | 53.72 | 60.24 | 64.73 | 73.76 | 75.53 | 68.17 | 54.39 | 45.65 | 38.21 | 54.70 | |||||||||||||
2013 | 34.19 | 42.39 | 47.19 | 53.10 | 61.13 | 69.13 | 76.35 | 75.42 | 67.90 | 52.05 | 41.52 | 33.47 | 54.49 | |||||||||||||
2014 | 37.40 | 35.95 | 47.21 | 54.08 | 62.03 | 67.25 | 77.60 | 77.40 | 67.67 | 59.21 | 40.47 | 39.00 | 55.44 | |||||||||||||
2015 | 39.42 | 46.23 | 51.47 | 53.73 | 64.58 | 76.05 | 78.73 | 76.03 | 64.98 | 59.44 | 42.37 | 38.90 | 57.66 | |||||||||||||
2016 | 37.90 | 44.78 | 48.42 | 59.40 | 63.55 | 68.48 | b | 73.56 | 75.13 | 65.82 | 54.26 | 48.47 | 31.61 | 55.95 | ||||||||||||
2017 | 25.16 | 35.45 | 47.26 | 51.43 | 63.19 | 68.73 | 76.68 | 78.29 | 68.18 | 52.65 | 44.57 | 35.84 | 53.95 | |||||||||||||
2018 | 41.37 | 42.29 | 46.68 | 54.32 | 67.40 | 68.68 | 78.65 | 75.65 | 63.78 | 53.55 | 42.55 | 38.73 | 56.14 | |||||||||||||
2019 | 38.19 | 29.45 | 38.58 | 54.37 | 63.06 | 67.48 | 72.69 | 74.73 | 65.50 | 49.16 | 41.82 | 37.03 | 52.67 | |||||||||||||
2020 | 39.68 | 43.14 | 45.94 | 54.82 | 60.82 | 66.87 | 74.58 | 74.92 | 67.38 | 56.02 | 42.83 | 38.06 | 55.42 | |||||||||||||
2021 | 40.08 | 39.14 | 46.27 | 54.20 | 63.23 | 75.97 | 79.69 | 76.98 | 67.62 | 54.94 | 47.83 | 38.35 | 57.03 | |||||||||||||
2022 | 36.02 | 43.89 | 52.21 | 50.72 | 58.83 | a | 68.90 | 79.56 | 80.65 | 70.88 | 61.77 | 39.77 | 34.48 | 56.47 | ||||||||||||
2023 | 41.11 | 38.02 | 42.73 | 51.03 | 65.73 | 69.58 | 77.42 | 76.55 | 66.52 | 55.52 | 43.43 | 41.44 | 55.76 | |||||||||||||
2024 | 31.60 | 42.07 | 47.82 | 52.68 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 40.50 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 35.21 | 40.11 | 46.20 | 52.83 | 60.87 | 67.33 | 73.98 | 73.49 | 65.97 | 54.24 | 42.79 | 36.29 | 54.13 | |||||||||||||
S.D. | 5.42 | 3.51 | 2.60 | 2.41 | 2.64 | 2.83 | 2.90 | 2.84 | 2.57 | 2.47 | 3.07 | 3.43 | 1.47 | |||||||||||||
SKEW | -1.04 | -0.71 | -0.05 | -0.02 | 0.02 | 0.55 | -0.08 | 0.10 | -0.14 | 0.66 | -0.76 | -1.01 | 0.08 | |||||||||||||
MAX | 44.05 | 46.23 | 52.21 | 59.40 | 67.40 | 76.05 | 81.58 | 80.65 | 71.65 | 61.77 | 48.47 | 41.71 | 57.66 | |||||||||||||
MIN | 18.45 | 29.45 | 38.58 | 47.38 | 55.11 | 61.18 | 67.42 | 67.02 | 60.17 | 49.16 | 31.47 | 24.26 | 50.79 | |||||||||||||
YRS | 76 | 76 | 76 | 75 | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 76 | 75 |