YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | 44.11 | m | 50.17 | 68.47 | a | 82.25 | b | 82.94 | 83.77 | a | 71.67 | 64.13 | 42.27 | 25.30 | a | 63.44 | c | |||||
1962 | 20.26 | 22.68 | 30.74 | 45.33 | r | ----- | z | 76.94 | n | 78.13 | 79.61 | 67.57 | 61.77 | 45.60 | 29.19 | 48.39 | c | |||||||||
1963 | 13.48 | 25.32 | 45.13 | 59.80 | 67.26 | 82.73 | 83.26 | 79.97 | 74.00 | 71.90 | 48.80 | 19.35 | 55.92 | |||||||||||||
1964 | 32.45 | 37.48 | 36.65 | 57.60 | 74.42 | 81.10 | 87.19 | 80.23 | 70.27 | 59.68 | 44.90 | 24.39 | 57.20 | |||||||||||||
1965 | 22.68 | 23.93 | 28.16 | 51.73 | 73.71 | 79.53 | 83.32 | 79.90 | 64.20 | 63.45 | 43.47 | 35.87 | 54.16 | |||||||||||||
1966 | 14.77 | 26.93 | 47.16 | 52.33 | 68.19 | 81.97 | 87.42 | 80.71 | 74.40 | 62.45 | 41.17 | 27.68 | 55.43 | |||||||||||||
1967 | 27.13 | 24.68 | 42.58 | 57.60 | 66.32 | 77.90 | 81.74 | 79.90 | 73.80 | 59.71 | 41.40 | 32.65 | 55.45 | |||||||||||||
1968 | 25.71 | 27.38 | 54.45 | 62.83 | 66.74 | 80.10 | 81.90 | 82.19 | 72.73 | 62.45 | 42.03 | 26.52 | 57.09 | |||||||||||||
1969 | 17.81 | 27.96 | 33.26 | 60.43 | 72.65 | 72.87 | 83.97 | 85.65 | 75.20 | 56.29 | 42.63 | 27.26 | 54.66 | |||||||||||||
1970 | 15.23 | 28.75 | 35.65 | 58.90 | 72.97 | 82.83 | 86.68 | 83.55 | 72.23 | 59.42 | 40.23 | 27.90 | 55.36 | |||||||||||||
1971 | 17.19 | 25.54 | 36.55 | 61.63 | 69.74 | 84.77 | 80.65 | 83.58 | 76.67 | 65.71 | 42.17 | a | 27.84 | 56.00 | ||||||||||||
1972 | 18.03 | 23.10 | 38.97 | 54.72 | a | 73.03 | a | 81.03 | 81.68 | 81.42 | 71.27 | 56.81 | 38.53 | 21.03 | 53.30 | |||||||||||
1973 | 26.48 | 30.61 | 48.29 | 54.70 | 67.55 | 82.37 | 84.71 | 83.48 | 71.63 | 65.71 | 43.47 | 24.52 | 56.96 | |||||||||||||
1974 | 22.84 | 27.89 | 40.26 | 59.73 | 67.03 | a | 78.77 | 89.13 | 79.52 | 72.27 | 63.61 | 43.10 | 31.13 | 56.27 | ||||||||||||
1975 | 24.52 | 25.50 | 32.13 | a | 47.70 | 73.42 | 78.93 | 88.29 | 84.35 | 70.23 | 68.16 | 46.70 | 29.45 | 55.78 | ||||||||||||
1976 | 25.32 | 39.66 | 43.39 | 64.53 | 71.39 | 83.90 | 88.77 | 86.45 | 76.70 | 57.03 | 38.03 | 24.42 | 58.30 | |||||||||||||
1977 | 11.10 | 34.64 | 48.58 | 67.20 | 80.74 | 82.27 | 87.77 | 78.35 | 74.03 | 59.23 | 41.70 | 22.84 | 57.37 | |||||||||||||
1978 | 15.19 | 20.39 | 39.84 | 57.03 | 73.63 | a | 81.53 | 83.00 | 83.94 | 80.87 | 61.32 | 40.97 | 22.52 | 55.02 | ||||||||||||
1979 | 9.71 | 19.29 | 35.23 | 52.33 | 69.97 | 80.93 | 84.35 | 80.26 | 76.27 | 59.87 | 40.50 | 35.35 | 53.67 | |||||||||||||
1980 | 24.55 | 24.48 | 37.55 | 61.97 | 77.16 | 82.60 | 89.68 | 83.19 | 75.93 | 57.61 | 48.53 | 30.19 | 57.79 | |||||||||||||
1981 | 31.84 | 35.70 | a | 51.48 | 63.72 | a | 70.03 | 81.07 | 84.65 | 80.32 | 74.10 | 58.45 | 48.10 | 25.55 | 58.75 | |||||||||||
1982 | 12.97 | 27.37 | a | 38.19 | 54.10 | 72.90 | 75.93 | 86.65 | 83.23 | a | 72.40 | 61.68 | 40.20 | 34.17 | a | 54.98 | ||||||||||
1983 | 28.33 | a | 32.46 | 42.13 | 51.73 | 67.42 | 80.30 | 89.77 | 90.35 | 76.14 | b | 60.58 | 41.20 | 13.06 | 56.12 | |||||||||||
1984 | 24.97 | b | 36.48 | 34.45 | 58.07 | a | 68.20 | a | 81.66 | a | 83.03 | 86.27 | a | 74.70 | 62.50 | a | 43.90 | 29.68 | 56.99 | |||||||
1985 | 22.97 | 26.29 | 47.13 | 65.37 | 78.42 | 79.47 | 85.94 | 79.10 | a | 71.50 | 60.61 | 33.79 | a | 19.23 | 55.82 | |||||||||||
1986 | 26.93 | a | 24.46 | 45.19 | 63.87 | 73.13 | a | 82.80 | 85.13 | 79.90 | 72.30 | 62.29 | 38.57 | 32.00 | 57.22 | |||||||||||
1987 | 30.94 | 43.86 | 50.47 | a | 69.40 | 78.90 | 87.63 | 87.42 | 81.00 | 76.72 | a | 57.90 | 48.43 | 31.97 | 62.05 | |||||||||||
1988 | 20.39 | 24.75 | a | 45.03 | a | 60.72 | a | 79.63 | a | 89.31 | a | 88.53 | a | 87.07 | a | 76.96 | b | 58.23 | a | 43.30 | 30.39 | 58.69 | ||||
1989 | 33.84 | 23.52 | a | 37.10 | 57.77 | 71.16 | 80.67 | 85.66 | b | 81.81 | 73.97 | 64.77 | 39.77 | 19.43 | a | 55.79 | ||||||||||
1990 | 36.74 | 35.14 | 47.97 | 60.55 | a | 67.81 | 80.93 | 81.65 | 80.74 | 76.80 | 62.06 | 49.77 | 26.13 | 58.86 | ||||||||||||
1991 | 21.55 | 36.93 | 46.13 | 61.33 | 70.68 | 84.93 | 83.16 | 81.97 | 70.73 | 60.48 | 32.53 | 30.45 | 56.74 | |||||||||||||
1992 | 30.26 | 34.17 | 42.84 | 53.43 | 74.45 | 78.73 | 75.33 | a | 77.23 | 72.37 | 60.68 | 36.30 | 28.16 | 55.33 | ||||||||||||
1993 | 22.94 | 23.62 | b | 35.10 | 53.53 | 67.10 | 75.90 | 79.10 | 79.81 | 65.62 | a | 60.29 | 39.87 | 28.55 | 52.62 | |||||||||||
1994 | 13.57 | a | 21.25 | 44.13 | 60.13 | 75.20 | a | 82.30 | 79.52 | 78.13 | 76.07 | 62.65 | 46.76 | a | 33.19 | 56.07 | ||||||||||
1995 | 24.27 | a | 30.71 | 44.42 | 52.83 | 67.57 | a | 82.20 | 84.39 | 85.65 | 72.60 | 58.97 | 34.90 | 26.00 | 55.38 | |||||||||||
1996 | 18.80 | a | 24.97 | 33.77 | 50.60 | 61.97 | 77.33 | 80.19 | 79.19 | 70.27 | 60.10 | 31.43 | 20.87 | 50.79 | ||||||||||||
1997 | 17.48 | 28.29 | 37.03 | 53.07 | 62.45 | 80.83 | 79.23 | 76.77 | 74.13 | 61.58 | 32.67 | 31.90 | 52.95 | |||||||||||||
1998 | 24.52 | 36.36 | 36.68 | 59.97 | 75.74 | 74.70 | 81.58 | 80.19 | 79.30 | 60.97 | 45.10 | 35.52 | 57.55 | |||||||||||||
1999 | 19.37 | a | 34.86 | 43.03 | 57.17 | 68.42 | 75.80 | 85.03 | 78.61 | 71.77 | 59.84 | 52.07 | 33.35 | 56.61 | ||||||||||||
2000 | 24.00 | a | 34.62 | 49.94 | 56.93 | 70.00 | 75.80 | 80.35 | 80.06 | 73.33 | 63.61 | 37.03 | 14.00 | 54.97 | ||||||||||||
2001 | 25.58 | 19.39 | 31.71 | 57.37 | 67.84 | 79.23 | 83.94 | 81.68 | 69.37 | 57.90 | 56.20 | 35.23 | 55.45 | |||||||||||||
2002 | 31.32 | 34.57 | 32.58 | 54.27 | 65.06 | 80.03 | 85.68 | 78.58 | 75.27 | 51.71 | 39.60 | 32.84 | 55.13 | |||||||||||||
2003 | 22.10 | 25.07 | 39.71 | 58.17 | 66.77 | 76.53 | 81.06 | 82.74 | 72.72 | a | 60.94 | 39.55 | a | 30.97 | 54.69 | |||||||||||
2004 | 20.10 | 27.07 | 42.90 | 60.55 | a | 65.35 | 74.23 | 79.35 | 73.87 | 77.10 | 58.19 | 44.30 | 29.74 | 54.40 | ||||||||||||
2005 | 21.10 | 33.18 | 38.03 | 60.07 | 62.45 | 81.03 | 83.23 | ----- | z | 76.07 | 63.19 | 45.45 | a | 22.13 | 53.27 | a | ||||||||||
2006 | 32.84 | 26.43 | 38.52 | 62.27 | 68.87 | 78.87 | 85.42 | 80.48 | 67.57 | 56.20 | a | 44.67 | 34.45 | 56.38 | ||||||||||||
2007 | 26.39 | 17.71 | 43.47 | a | 55.40 | 73.90 | 80.23 | 82.23 | 79.90 | 75.50 | 62.90 | 42.83 | a | 22.55 | 55.25 | |||||||||||
2008 | 18.87 | 21.46 | a | 35.68 | 50.57 | 66.58 | 77.03 | 82.45 | 80.65 | 73.60 | 59.48 | 41.73 | 22.00 | 52.51 | ||||||||||||
2009 | 16.84 | 29.00 | 39.90 | 56.60 | 68.74 | 75.37 | 76.42 | 76.32 | 75.13 | 49.19 | 50.10 | 22.97 | 53.05 | |||||||||||||
2010 | 15.32 | 22.57 | 44.81 | 65.60 | 69.84 | 75.87 | 82.71 | 83.97 | 69.50 | 64.16 | 42.40 | 20.71 | 54.79 | |||||||||||||
2011 | 17.61 | 23.86 | 35.03 | 52.47 | 66.13 | 76.83 | 85.74 | 80.87 | 70.17 | 63.94 | 46.23 | 32.03 | 54.24 | |||||||||||||
2012 | 30.71 | 34.90 | 56.94 | 58.83 | 73.42 | 80.57 | 88.26 | 80.97 | 74.70 | 56.39 | 45.37 | 30.42 | 59.29 | |||||||||||||
2013 | 25.26 | 24.54 | 30.94 | 46.27 | 64.58 | 76.53 | 81.81 | 80.48 | 76.47 | 57.61 | 39.67 | 21.06 | 52.10 | |||||||||||||
2014 | 14.55 | b | 15.70 | a | 31.29 | 51.87 | 66.55 | 77.50 | 78.19 | 80.52 | 71.40 | 57.90 | 32.67 | 28.97 | 50.59 | |||||||||||
2015 | 24.45 | 18.14 | 42.81 | 58.33 | 66.03 | 77.60 | 81.03 | 77.61 | 77.43 | 61.94 | 48.57 | 34.68 | 55.72 | |||||||||||||
2016 | 21.94 | 30.14 | 46.81 | 57.37 | 69.55 | 80.47 | 81.06 | 80.71 | 74.67 | 61.97 | 52.23 | 25.23 | 56.84 | |||||||||||||
2017 | 26.20 | a | 38.36 | 39.52 | 57.70 | 66.39 | 80.20 | 82.63 | a | 75.03 | 76.13 | 59.58 | 40.63 | 27.39 | 55.81 | |||||||||||
2018 | 21.65 | 23.00 | a | 37.84 | 43.27 | 75.71 | 79.13 | 81.77 | 80.32 | 73.87 | 52.84 | 32.73 | 30.52 | 52.72 | ||||||||||||
2019 | 21.45 | 17.71 | 34.45 | 54.10 | 62.23 | 77.67 | 82.29 | 78.52 | 74.37 | 53.65 | 34.93 | 30.74 | 51.84 | |||||||||||||
2020 | 26.77 | 27.38 | 42.35 | 52.97 | a | 66.26 | 82.90 | 84.52 | 81.03 | 69.63 | 50.84 | 48.23 | 32.48 | 55.45 | ||||||||||||
2021 | 27.48 | 16.18 | 48.45 | 55.97 | 67.81 | 85.80 | 82.10 | 81.42 | 76.37 | 64.94 | 44.73 | 33.74 | 57.08 | |||||||||||||
2022 | 19.13 | 23.04 | 39.32 | 47.72 | a | 69.97 | a | 80.33 | 82.97 | 79.16 | 74.10 | 61.00 | 43.07 | 23.06 | 53.57 | |||||||||||
2023 | 26.06 | 28.14 | 35.74 | 53.97 | 72.90 | 83.70 | 82.13 | 82.74 | 77.77 | 60.74 | 46.87 | 39.79 | b | 57.55 | ||||||||||||
2024 | 23.55 | 42.55 | 47.90 | 56.82 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 38.00 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 22.67 | 27.81 | 40.69 | 56.92 | 69.98 | 80.07 | 83.46 | 81.05 | 73.53 | 60.35 | 42.45 | 27.82 | 55.57 | |||||||||||||
S.D. | 5.94 | 6.55 | 6.30 | 5.21 | 4.37 | 3.23 | 3.24 | 2.90 | 3.15 | 3.88 | 5.25 | 5.52 | 2.12 | |||||||||||||
SKEW | 0.03 | 0.38 | 0.28 | -0.09 | 0.43 | 0.23 | -0.04 | 0.48 | -0.54 | -0.31 | -0.04 | -0.43 | 0.04 | |||||||||||||
MAX | 36.74 | 43.86 | 56.94 | 69.40 | 80.74 | 89.31 | 89.77 | 90.35 | 80.87 | 71.90 | 56.20 | 39.79 | 62.05 | |||||||||||||
MIN | 9.71 | 15.70 | 28.16 | 43.27 | 61.97 | 72.87 | 75.33 | 73.87 | 64.20 | 49.19 | 31.43 | 13.06 | 50.59 | |||||||||||||
YRS | 63 | 63 | 63 | 62 | 62 | 62 | 63 | 62 | 63 | 63 | 63 | 63 | 60 |