YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 51.38 | d | 38.16 | 44.77 | j | |
1959 | 38.71 | 36.11 | 48.39 | 62.17 | 69.65 | 87.07 | 89.81 | 92.26 | 77.30 | 61.48 | 50.03 | 47.77 | 63.39 | |||||||||||||
1960 | 34.23 | 30.28 | 44.81 | 65.67 | 70.61 | 78.77 | 89.03 | 90.90 | 82.80 | 68.55 | 53.47 | 40.97 | 62.51 | |||||||||||||
1961 | 44.48 | 49.14 | 48.97 | 56.47 | 66.94 | 82.80 | 86.90 | 88.06 | 74.07 | 68.10 | 49.37 | 39.61 | 62.91 | |||||||||||||
1962 | 35.35 | 45.00 | 47.77 | 67.23 | 77.13 | 78.30 | 84.35 | 88.45 | 76.60 | 70.71 | 55.93 | 45.45 | 64.36 | |||||||||||||
1963 | 29.10 | 49.75 | 53.48 | 66.80 | 76.65 | 88.33 | 93.87 | 87.55 | 81.73 | 75.10 | 55.17 | 37.84 | 66.28 | |||||||||||||
1964 | 45.94 | 39.97 | 46.13 | 60.87 | 76.90 | 81.57 | 94.45 | 88.16 | 81.53 | 69.77 | a | 53.60 | 44.29 | 65.26 | ||||||||||||
1965 | 47.55 | 43.04 | 40.55 | 68.27 | 75.19 | 77.07 | 86.84 | 85.77 | 68.33 | 71.87 | 56.73 | 43.87 | 63.76 | |||||||||||||
1966 | 31.68 | 33.96 | 55.71 | 60.13 | 78.90 | 82.07 | 91.35 | 83.26 | 76.77 | 69.90 | 52.87 | 40.77 | 63.11 | |||||||||||||
1967 | 46.00 | 48.39 | 60.06 | 66.73 | 65.48 | 75.40 | 85.48 | 85.94 | 80.50 | 71.61 | 51.70 | 34.35 | 64.31 | |||||||||||||
1968 | 38.00 | 46.48 | 58.84 | 61.10 | a | 66.55 | 86.60 | 88.48 | 85.87 | 79.83 | 70.29 | 49.90 | 36.23 | 64.01 | ||||||||||||
1969 | 36.23 | 41.74 | a | 44.94 | 67.43 | 74.68 | 75.67 | 89.00 | 89.29 | 82.70 | 53.19 | 52.43 | 43.23 | 62.54 | ||||||||||||
1970 | 42.13 | 54.29 | 43.74 | 58.57 | 77.52 | 81.57 | 89.45 | 94.19 | 79.07 | 63.39 | 52.27 | 44.00 | 65.01 | |||||||||||||
1971 | 39.35 | 40.64 | 48.40 | a | 62.37 | 68.52 | 83.90 | 85.90 | 90.68 | 75.77 | 63.84 | 51.93 | 42.39 | 62.81 | ||||||||||||
1972 | 37.71 | 50.83 | 62.16 | 62.63 | 72.45 | 83.86 | a | 85.26 | 87.26 | 77.30 | 63.48 | 37.87 | 29.13 | 62.50 | ||||||||||||
1973 | 36.00 | 43.82 | 50.13 | 57.93 | 70.71 | 83.63 | 87.74 | 91.84 | 71.97 | 67.87 | 48.27 | 39.71 | 62.47 | |||||||||||||
1974 | 31.45 | 47.82 | 57.16 | 64.93 | 76.42 | 85.10 | 93.58 | 84.39 | 79.00 | 71.52 | 52.17 | 43.39 | 65.58 | |||||||||||||
1975 | 42.10 | 43.75 | 49.00 | 59.23 | 70.84 | 79.70 | 90.74 | 89.81 | 78.47 | 73.03 | 47.80 | 42.61 | 63.92 | |||||||||||||
1976 | 38.77 | 51.17 | 52.10 | 61.37 | 71.58 | 85.07 | 91.97 | 89.68 | 79.37 | 63.97 | 50.17 | 48.55 | 65.31 | |||||||||||||
1977 | 35.94 | 50.75 | 47.35 | 64.48 | a | 74.97 | 84.47 | 90.61 | 83.68 | 82.53 | 69.58 | 50.47 | 43.97 | 64.90 | ||||||||||||
1978 | 29.90 | 31.21 | 54.93 | a | 62.77 | 68.94 | 85.27 | 91.94 | 88.83 | a | 85.37 | 70.45 | 46.63 | 30.48 | 62.23 | |||||||||||
1979 | 24.97 | 42.50 | 51.68 | 63.30 | 68.10 | 80.17 | 86.97 | 86.68 | 84.83 | 69.03 | a | 43.57 | 43.00 | 62.07 | ||||||||||||
1980 | 33.39 | 39.59 | 45.39 | 59.43 | 69.76 | b | 85.83 | 93.16 | 91.61 | 84.33 | 68.81 | 54.53 | 52.16 | 64.83 | ||||||||||||
1981 | 47.19 | 48.07 | 52.97 | 69.13 | 66.06 | 84.33 | 89.48 | 85.10 | 83.97 | 64.16 | 55.87 | 46.00 | 66.03 | |||||||||||||
1982 | 38.29 | 45.36 | 51.65 | 63.23 | 69.39 | 74.86 | a | 88.19 | 87.65 | 77.50 | 65.45 | 47.24 | a | 42.03 | 62.57 | |||||||||||
1983 | 42.29 | 49.75 | 48.13 | 54.73 | 67.00 | 76.50 | 89.68 | 93.48 | 84.97 | a | 69.19 | 50.52 | a | 21.52 | 62.31 | |||||||||||
1984 | 33.57 | a | 43.61 | a | 50.29 | 52.70 | 74.10 | 82.70 | 90.13 | 92.26 | 77.60 | 60.65 | 54.67 | 39.03 | 62.61 | |||||||||||
1985 | 33.23 | a | 38.32 | 58.17 | a | 67.77 | 75.71 | 84.60 | 90.29 | 87.77 | 73.80 | 64.74 | 35.07 | 30.20 | a | 61.64 | ||||||||||
1986 | 39.32 | 42.57 | 59.71 | 63.37 | 71.39 | 85.21 | a | 91.87 | 88.45 | 75.40 | 64.52 | 52.57 | 42.68 | 64.75 | ||||||||||||
1987 | 43.35 | 48.68 | 46.74 | 69.97 | 73.26 | 84.20 | 90.83 | a | 86.94 | 79.17 | 68.16 | 49.33 | 39.26 | 64.99 | ||||||||||||
1988 | 28.90 | 42.38 | 52.90 | 64.70 | 74.29 | 88.67 | 90.23 | 91.48 | 79.63 | 68.90 | 52.70 | 45.50 | a | 65.02 | ||||||||||||
1989 | 47.61 | 32.56 | a | 55.81 | 67.37 | 76.19 | 81.14 | a | 91.61 | 84.45 | 75.93 | 67.68 | 57.43 | 36.81 | 64.55 | |||||||||||
1990 | 44.77 | 42.39 | 52.90 | 63.77 | 70.61 | 90.17 | 88.26 | 87.94 | 83.70 | 69.65 | 54.13 | 35.06 | 65.28 | |||||||||||||
1991 | 37.23 | 54.54 | 56.19 | 63.07 | 73.06 | 82.43 | 90.32 | 89.39 | 81.63 | 67.74 | 45.83 | a | 44.52 | 65.50 | ||||||||||||
1992 | 39.32 | 52.24 | 57.23 | a | 68.50 | 77.39 | 77.03 | 82.39 | 81.77 | 82.03 | 67.26 | 43.47 | 33.23 | 63.49 | ||||||||||||
1993 | 33.26 | 33.25 | 51.16 | 59.63 | 72.52 | 79.67 | 85.81 | 83.90 | 76.80 | 64.58 | 45.87 | 42.90 | 60.78 | |||||||||||||
1994 | 40.19 | 39.14 | 60.35 | 65.63 | 80.55 | 89.97 | 88.61 | 92.19 | 84.47 | 64.74 | 47.61 | b | 43.42 | 66.41 | ||||||||||||
1995 | 38.61 | 50.18 | 54.19 | 57.48 | a | 62.13 | 79.50 | 89.19 | 93.84 | 78.47 | 64.71 | 56.87 | 47.32 | 64.37 | ||||||||||||
1996 | 39.42 | 51.45 | 50.52 | 67.43 | 68.84 | 83.27 | 87.58 | 82.90 | 74.20 | 67.03 | 47.40 | 44.58 | 63.72 | |||||||||||||
1997 | 37.30 | a | 42.75 | 59.55 | 57.97 | 73.19 | 82.23 | 91.39 | 87.90 | 82.67 | 67.74 | 49.37 | 39.16 | 64.27 | ||||||||||||
1998 | 44.48 | 45.81 | a | 49.71 | 64.10 | 76.00 | 79.50 | 88.97 | 87.13 | 86.47 | 62.03 | 53.07 | 42.84 | 65.01 | ||||||||||||
1999 | 46.03 | 55.61 | 57.68 | 58.10 | 71.84 | 83.47 | 92.65 | 86.74 | 73.93 | 68.52 | 63.17 | a | 47.65 | 67.11 | ||||||||||||
2000 | 42.58 | 52.03 | 55.00 | 68.23 | 78.26 | 86.87 | 96.00 | 94.43 | a | 82.50 | 66.33 | a | 40.23 | 39.03 | 66.79 | |||||||||||
2001 | 43.39 | 39.14 | 51.97 | 64.70 | 72.38 | b | 85.80 | 93.97 | 91.03 | 80.97 | 67.48 | b | 55.27 | 39.87 | 65.50 | |||||||||||
2002 | 43.53 | a | 50.39 | 49.23 | a | 68.17 | 74.23 | 92.60 | 95.13 | 89.68 | 79.20 | 58.61 | 50.40 | 47.35 | 66.54 | |||||||||||
2003 | 49.30 | a | 40.82 | 57.47 | a | 64.57 | 70.55 | 79.83 | 97.84 | 92.81 | 79.28 | a | 74.68 | 48.80 | 44.97 | b | 66.74 | |||||||||
2004 | 44.77 | 44.76 | 61.71 | 65.70 | 77.77 | 79.67 | 87.76 | b | 86.06 | 82.27 | 66.00 | 49.63 | 44.90 | 65.92 | ||||||||||||
2005 | 40.52 | 51.46 | 55.29 | 63.00 | 73.40 | a | 82.00 | a | 94.68 | 87.90 | 85.60 | 67.45 | 58.03 | 41.26 | 66.72 | |||||||||||
2006 | 52.48 | 42.89 | a | 50.84 | 72.17 | 79.06 | 90.73 | 95.55 | 88.06 | 73.60 | 63.13 | 53.77 | 40.97 | 66.94 | ||||||||||||
2007 | 29.26 | 36.11 | a | 63.26 | 60.17 | a | 75.00 | 83.07 | 90.39 | 91.45 | 83.87 | 69.39 | 56.97 | 32.87 | 64.32 | |||||||||||
2008 | 35.26 | 43.24 | 53.13 | 59.50 | 68.90 | 80.30 | 92.61 | 84.00 | 76.27 | 64.32 | 54.10 | 37.10 | 62.39 | |||||||||||||
2009 | 42.84 | 48.29 | 54.13 | 56.93 | 69.71 | 77.40 | 85.48 | 84.16 | 74.67 | 51.58 | 54.93 | 31.03 | 60.93 | |||||||||||||
2010 | 40.39 | 37.71 | 50.81 | 62.03 | 66.42 | 82.17 | 89.42 | 89.42 | 82.03 | 68.97 | 49.63 | 44.19 | 63.60 | |||||||||||||
2011 | 37.58 | 37.18 | 51.81 | 59.07 | 65.32 | 82.37 | 91.90 | 91.55 | 77.23 | 66.52 | 53.52 | a | 42.52 | 63.05 | ||||||||||||
2012 | 47.65 | 39.59 | 64.97 | a | 66.40 | 76.55 | 92.50 | 96.13 | 91.68 | 82.37 | 62.19 | 57.90 | 41.16 | 68.26 | ||||||||||||
2013 | 39.40 | a | 40.50 | 49.58 | 54.27 | 70.43 | a | 86.30 | 87.77 | 89.84 | 82.57 | 60.68 | 50.83 | 40.77 | 62.75 | |||||||||||
2014 | 43.32 | 31.14 | 51.06 | 61.33 | 70.42 | 80.03 | 87.68 | 88.23 | 78.28 | e | 69.97 | 46.77 | 38.35 | 62.22 | ||||||||||||
2015 | 40.13 | 44.64 | 59.48 | 62.73 | 63.39 | 82.07 | a | 89.55 | 87.45 | 85.17 | 66.83 | a | 50.10 | a | 37.32 | 64.07 | ||||||||||
2016 | 36.19 | 46.24 | 58.29 | 60.30 | 66.00 | 86.83 | 88.35 | 85.71 | 80.10 | a | 72.26 | 58.97 | 37.68 | 64.74 | ||||||||||||
2017 | 35.39 | 51.43 | 60.93 | a | 62.13 | 68.71 | 85.13 | 93.61 | 85.35 | 79.83 | 64.90 | 56.10 | 40.33 | a | 65.32 | |||||||||||
2018 | 38.65 | 38.43 | 54.74 | 54.63 | 72.67 | a | 86.70 | 86.45 | 85.19 | 82.17 | 59.71 | 48.33 | 42.03 | 62.48 | ||||||||||||
2019 | 42.42 | 31.43 | 43.16 | 62.17 | 61.52 | 79.77 | 89.39 | 86.35 | 83.97 | 58.32 | 48.57 | 42.87 | 60.83 | |||||||||||||
2020 | 43.84 | 42.79 | 53.84 | 61.33 | 69.65 | 90.23 | 92.13 | 93.13 | 79.93 | 60.97 | 57.73 | 44.97 | 65.88 | |||||||||||||
2021 | 40.48 | 30.25 | 54.65 | 59.03 | 68.26 | 86.40 | 92.16 | 89.06 | 85.43 | 68.90 | 57.27 | 49.94 | 65.15 | |||||||||||||
2022 | 39.16 | 40.04 | 51.94 | 62.13 | 71.94 | 87.73 | 93.42 | 93.06 | 85.33 | 68.13 | 47.93 | 34.42 | 64.60 | |||||||||||||
2023 | 29.26 | 31.25 | 41.84 | 61.20 | 70.87 | 78.17 | 86.55 | 87.68 | 81.93 | 63.52 | 55.30 | 46.67 | a | 61.19 | ||||||||||||
2024 | 34.77 | 50.28 | 54.19 | 63.39 | g | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 46.41 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 39.18 | 43.35 | 52.89 | 62.62 | 71.74 | 83.17 | 90.13 | 88.44 | 79.95 | 66.37 | 51.39 | 40.88 | 64.18 | |||||||||||||
S.D. | 5.63 | 6.69 | 5.40 | 4.15 | 4.31 | 4.18 | 3.17 | 3.11 | 3.90 | 4.49 | 4.97 | 5.42 | 1.72 | |||||||||||||
SKEW | -0.18 | -0.27 | -0.03 | -0.13 | -0.17 | 0.16 | 0.12 | 0.03 | -0.50 | -0.87 | -0.71 | -0.91 | 0.00 | |||||||||||||
MAX | 52.48 | 55.61 | 64.97 | 72.17 | 80.55 | 92.60 | 97.84 | 94.43 | 86.47 | 75.10 | 63.17 | 52.16 | 68.26 | |||||||||||||
MIN | 24.97 | 30.25 | 40.55 | 52.70 | 61.52 | 74.86 | 82.39 | 81.77 | 68.33 | 51.58 | 35.07 | 21.52 | 60.78 | |||||||||||||
YRS | 66 | 66 | 66 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 65 |