YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 42.47 | 24.97 | 33.72 | j | ||
1972 | 18.42 | 21.76 | 37.58 | 50.70 | 70.00 | 78.47 | 79.74 | 79.23 | 70.30 | 55.65 | 37.13 | 22.37 | a | 51.78 | ||||||||||||
1973 | 24.16 | 28.14 | 44.84 | 55.77 | 67.39 | 81.47 | 82.13 | 84.52 | 69.97 | 65.39 | ----- | z | 23.39 | 57.01 | a | |||||||||||
1974 | 21.55 | 29.43 | 41.42 | 57.20 | 65.65 | 78.43 | 89.19 | 78.03 | 70.10 | 62.19 | 42.10 | 30.97 | 55.52 | |||||||||||||
1975 | 23.55 | 22.93 | 31.65 | 45.37 | 72.42 | 75.93 | 87.35 | 81.61 | 67.97 | 64.58 | 44.83 | 27.42 | 53.80 | |||||||||||||
1976 | 22.97 | 36.45 | 39.81 | 61.50 | 69.00 | 82.37 | 86.84 | 84.68 | 74.63 | 54.97 | 37.97 | 24.74 | 56.33 | |||||||||||||
1977 | 12.23 | 35.00 | a | 44.48 | 63.73 | 78.61 | 81.87 | 83.90 | 76.16 | 71.27 | 56.87 | 39.70 | 22.23 | 55.50 | ||||||||||||
1978 | 11.68 | 17.82 | 37.74 | 52.10 | 70.29 | 78.73 | 80.65 | 80.48 | 78.00 | 60.00 | 40.33 | 21.90 | 52.48 | |||||||||||||
1979 | 8.00 | 15.18 | 32.26 | 48.30 | 64.16 | 76.77 | 81.71 | 75.81 | 74.13 | 59.39 | 38.67 | 33.74 | 50.68 | |||||||||||||
1980 | 25.48 | 23.07 | 34.87 | 59.53 | 73.03 | 80.00 | 87.10 | 79.97 | 72.77 | 56.16 | 48.63 | 28.61 | 55.77 | |||||||||||||
1981 | 31.13 | 34.36 | 50.26 | 62.53 | 68.06 | 79.93 | 81.65 | 77.26 | 72.93 | 55.48 | 47.27 | 24.39 | 57.10 | |||||||||||||
1982 | 12.55 | 23.82 | 37.39 | 52.33 | 68.39 | 73.07 | 83.06 | 79.26 | 69.77 | 58.61 | 37.03 | 30.19 | 52.12 | |||||||||||||
1983 | 24.29 | 28.86 | 34.23 | 47.43 | 64.32 | 75.33 | 87.35 | 88.29 | 73.60 | 58.65 | 37.57 | 8.03 | 52.33 | |||||||||||||
1984 | 21.55 | 32.03 | 29.19 | 51.80 | 65.32 | 77.80 | 82.19 | 83.90 | 68.50 | 58.65 | 43.30 | 28.90 | 53.60 | |||||||||||||
1985 | 19.45 | 25.11 | 45.53 | a | 60.63 | 72.65 | 74.47 | 82.55 | 75.26 | 66.57 | ----- | z | 28.93 | 16.71 | 51.62 | a | ||||||||||
1986 | 26.10 | 21.00 | 41.77 | 57.67 | 68.03 | 79.93 | 82.87 | 75.74 | 69.47 | 58.26 | 35.23 | 32.32 | 54.03 | |||||||||||||
1987 | 31.16 | 43.07 | 43.23 | 65.33 | 76.65 | 84.57 | 84.48 | 77.97 | 72.33 | 55.29 | 46.57 | 29.48 | 59.18 | |||||||||||||
1988 | 18.35 | 20.62 | 43.45 | 56.03 | ----- | z | 85.73 | 85.71 | 83.84 | 73.30 | 56.35 | 40.97 | 28.74 | 53.92 | a | |||||||||||
1989 | 33.13 | 19.14 | 35.58 | 57.17 | 70.65 | 78.40 | 84.97 | 80.45 | 71.70 | 64.52 | 37.83 | 22.84 | 54.70 | |||||||||||||
1990 | 36.34 | b | 33.68 | 42.52 | 58.27 | 65.39 | 80.57 | 80.03 | 79.87 | 76.53 | 58.87 | 44.80 | 23.65 | 56.71 | ||||||||||||
1991 | 18.65 | 37.93 | 43.16 | 58.27 | 69.03 | 80.93 | 81.71 | 79.94 | 71.13 | 58.48 | 30.47 | 29.65 | 54.95 | |||||||||||||
1992 | 30.94 | 32.86 | 42.32 | 49.40 | 72.26 | 77.07 | 73.06 | 74.23 | 70.17 | 59.32 | 34.60 | 25.52 | 53.48 | |||||||||||||
1993 | 20.29 | 20.00 | 32.87 | 50.40 | 66.13 | 72.07 | 77.39 | 79.42 | 64.93 | 57.10 | 36.43 | 25.84 | 50.24 | |||||||||||||
1994 | 12.13 | 18.04 | 43.13 | 57.57 | 73.61 | 79.13 | 78.42 | 76.77 | 73.10 | 60.84 | 45.00 | 29.19 | 53.91 | |||||||||||||
1995 | 23.48 | 29.43 | 39.19 | 47.57 | 63.97 | 78.63 | 82.84 | 82.61 | 68.97 | 56.42 | 33.90 | 29.03 | a | 53.00 | ||||||||||||
1996 | 17.10 | 27.76 | ----- | z | 51.50 | 61.55 | 78.20 | 79.45 | 78.60 | a | 68.83 | 60.68 | 29.93 | a | 17.00 | 51.87 | a | |||||||||
1997 | 16.16 | 26.25 | 37.06 | 51.63 | 62.77 | 81.63 | 81.52 | 78.97 | 75.47 | 62.35 | 33.97 | 31.00 | 53.23 | |||||||||||||
1998 | 24.03 | 37.22 | a | 33.29 | 57.13 | 75.81 | 74.10 | 80.65 | 79.13 | 79.40 | 61.29 | 43.93 | 35.81 | 56.82 | ||||||||||||
1999 | 18.90 | 35.89 | a | 42.42 | 55.97 | 69.16 | 76.27 | 85.00 | 80.13 | 73.17 | 60.74 | 55.63 | 34.87 | 57.35 | ||||||||||||
2000 | 26.45 | 37.14 | 50.65 | 56.33 | 71.52 | 76.57 | 81.06 | 81.06 | 74.00 | 61.45 | 33.93 | 14.16 | 55.36 | |||||||||||||
2001 | 25.55 | 18.96 | 32.81 | 57.60 | 69.42 | 79.20 | 84.87 | 81.77 | 70.47 | 60.45 | 56.77 | 35.10 | 56.08 | |||||||||||||
2002 | 33.39 | 37.29 | 31.29 | 55.90 | 65.32 | 82.10 | 86.74 | 78.61 | 74.47 | 50.29 | 41.00 | 34.45 | 55.90 | |||||||||||||
2003 | 24.65 | 25.79 | 41.19 | 58.31 | a | 65.81 | 76.80 | 82.45 | 83.26 | 71.83 | 62.84 | 39.00 | 30.00 | 55.16 | ||||||||||||
2004 | 22.81 | 23.69 | 45.65 | 61.77 | 66.39 | 74.57 | 79.45 | 75.71 | 76.03 | 60.23 | 46.27 | 32.32 | 55.41 | |||||||||||||
2005 | 21.48 | 35.93 | 39.61 | 61.30 | 65.42 | 81.50 | 83.77 | 79.87 | 76.47 | 62.97 | 46.17 | 22.71 | 56.43 | |||||||||||||
2006 | 33.61 | 28.75 | 38.23 | 60.50 | 69.74 | 80.47 | 86.42 | 80.19 | 67.37 | 57.48 | 46.40 | 34.87 | 57.00 | |||||||||||||
2007 | 24.67 | a | 18.25 | 44.19 | 53.10 | 74.65 | 81.20 | 85.26 | 79.90 | 75.03 | 63.10 | 43.50 | 23.03 | 55.49 | ||||||||||||
2008 | 19.79 | b | 20.48 | 34.90 | 50.97 | 66.03 | 77.47 | 83.13 | 80.03 | 72.73 | 59.42 | 41.80 | 22.00 | 52.40 | ||||||||||||
2009 | 19.48 | 30.25 | 39.74 | 53.90 | 69.52 | d | 75.15 | c | 77.00 | e | 77.06 | 74.43 | 48.10 | 50.27 | 21.23 | 53.01 | ||||||||||
2010 | 16.26 | 21.21 | 41.00 | d | 64.30 | 68.94 | 77.60 | 82.77 | 83.58 | 70.77 | 64.65 | 42.20 | 19.81 | 54.42 | ||||||||||||
2011 | 16.23 | 23.85 | a | 34.45 | 51.50 | 65.76 | b | 76.33 | 86.61 | 81.10 | 71.70 | 64.87 | 45.90 | 33.48 | 54.32 | |||||||||||
2012 | 30.77 | 33.31 | 56.94 | 61.97 | 73.52 | 82.33 | 89.65 | 81.87 | 76.57 | 55.84 | 45.70 | 29.48 | 59.83 | |||||||||||||
2013 | 24.32 | 26.43 | 32.68 | 45.50 | 65.00 | 76.40 | 83.29 | 79.74 | 77.00 | 57.84 | 40.00 | 20.06 | 52.36 | |||||||||||||
2014 | 20.90 | 18.61 | 34.97 | 54.97 | 68.19 | 77.17 | 77.35 | 77.58 | 71.47 | 60.65 | 34.13 | 29.16 | 52.10 | |||||||||||||
2015 | 25.68 | 20.75 | 46.90 | 60.70 | 66.81 | 77.03 | 80.87 | 76.65 | 76.43 | 62.16 | 46.07 | 32.26 | 56.03 | |||||||||||||
2016 | 21.90 | 29.79 | 46.65 | 57.37 | 68.29 | 80.67 | 80.87 | 79.74 | 73.77 | 61.19 | 51.03 | 25.55 | 56.40 | |||||||||||||
2017 | 24.58 | 38.71 | 39.68 | 56.63 | 66.23 | 80.30 | 82.94 | 75.06 | 74.23 | 58.81 | 42.47 | 27.94 | 55.63 | |||||||||||||
2018 | 21.03 | 21.21 | 35.48 | 40.93 | 74.23 | 80.03 | 80.94 | 78.71 | 72.03 | 52.65 | 33.97 | 29.35 | 51.71 | |||||||||||||
2019 | 20.23 | 15.00 | 33.16 | 54.07 | 64.44 | o | 78.14 | b | 80.77 | a | 77.37 | d | 74.90 | 51.67 | a | 36.38 | d | 29.52 | 50.11 | a | ||||||
2020 | 26.77 | 28.56 | b | 43.58 | 56.07 | 64.06 | 83.72 | a | 83.65 | 81.48 | 71.93 | 53.14 | b | 47.93 | a | 35.48 | 56.37 | |||||||||
2021 | 30.80 | a | 19.96 | 48.35 | 56.52 | c | 67.48 | 85.40 | 81.65 | 80.52 | 76.63 | 63.10 | a | 46.76 | a | 33.84 | 57.58 | |||||||||
2022 | 25.35 | 28.25 | 40.19 | 49.57 | 68.93 | a | 80.41 | a | 82.55 | b | 79.06 | 76.20 | 62.39 | 41.97 | 23.23 | 54.84 | ||||||||||
2023 | 25.26 | 28.75 | 32.97 | 54.33 | 74.85 | d | 82.10 | a | 79.90 | 81.03 | a | 82.31 | q | 58.60 | a | 48.90 | 39.81 | 55.14 | a | |||||||
2024 | 24.03 | 43.17 | 46.65 | 56.56 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 37.95 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 22.83 | 27.38 | 39.87 | 55.33 | 68.81 | 78.93 | 82.64 | 79.68 | 72.66 | 59.04 | 41.61 | 27.21 | 54.75 | |||||||||||||
S.D. | 6.06 | 7.31 | 5.85 | 5.27 | 3.86 | 3.05 | 3.22 | 2.80 | 3.11 | 3.82 | 6.18 | 6.13 | 2.13 | |||||||||||||
SKEW | -0.06 | 0.29 | 0.41 | -0.38 | 0.51 | 0.06 | -0.19 | 0.46 | -0.18 | -0.64 | 0.11 | -0.60 | 0.01 | |||||||||||||
MAX | 36.34 | 43.17 | 56.94 | 65.33 | 78.61 | 85.73 | 89.65 | 88.29 | 79.40 | 65.39 | 56.77 | 39.81 | 59.83 | |||||||||||||
MIN | 8.00 | 15.00 | 29.19 | 40.93 | 61.55 | 72.07 | 73.06 | 74.23 | 64.93 | 48.10 | 28.93 | 8.03 | 50.24 | |||||||||||||
YRS | 53 | 53 | 52 | 52 | 50 | 52 | 52 | 52 | 51 | 51 | 52 | 53 | 46 |