YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1986 | ----- | z | ----- | z | ----- | z | ----- | z | 74.37 | d | 88.36 | b | 87.60 | a | 89.83 | b | 74.48 | a | 62.97 | 50.07 | a | 38.23 | 70.74 | d | ||
1987 | 32.43 | a | 44.33 | a | 51.48 | 70.87 | 74.33 | a | 86.82 | b | 88.25 | c | 86.68 | 82.41 | c | 69.41 | d | 47.27 | 32.32 | 63.88 | ||||||
1988 | 19.19 | 31.31 | 49.55 | b | 67.83 | a | 75.27 | a | 90.34 | a | 94.34 | b | 91.58 | 79.32 | b | 74.39 | 49.20 | 33.45 | 62.98 | |||||||
1989 | 27.55 | 27.29 | 57.25 | c | 71.03 | a | 77.33 | a | 84.87 | 95.63 | a | 88.16 | 81.67 | 67.57 | c | 52.83 | 39.52 | 64.23 | ||||||||
1990 | 40.55 | 35.79 | 55.48 | 70.10 | 75.41 | b | 88.50 | 91.93 | a | 90.77 | a | 84.67 | 66.73 | a | 47.93 | 25.97 | 64.49 | |||||||||
1991 | 18.84 | 38.85 | b | 53.10 | 62.14 | a | 74.16 | 84.20 | 91.27 | a | 90.07 | b | 80.10 | 67.77 | 44.33 | c | 30.32 | 61.26 | ||||||||
1992 | 23.17 | a | 39.71 | a | 58.74 | 73.23 | 78.72 | b | 85.79 | a | 88.35 | e | 90.23 | a | 82.43 | 70.33 | a | 43.48 | a | 29.17 | a | 63.61 | ||||
1993 | 25.82 | c | 28.82 | 49.48 | 63.60 | 75.94 | 81.90 | a | 88.94 | 86.80 | a | 80.17 | a | 62.81 | 43.67 | 37.06 | 60.42 | |||||||||
1994 | 43.43 | a | 41.54 | 59.97 | b | 66.38 | a | 80.03 | 90.50 | 94.45 | 93.29 | 82.43 | 61.48 | 42.73 | 38.30 | a | 66.21 | |||||||||
1995 | 36.35 | 51.22 | a | 56.77 | 62.10 | a | 66.83 | a | 80.70 | 88.52 | 90.32 | 80.57 | ----- | z | 55.37 | 43.90 | 64.79 | a | ||||||||
1996 | 36.23 | 40.31 | 56.68 | 66.93 | a | 76.23 | 87.07 | 94.16 | 92.26 | 78.17 | 63.77 | a | 49.00 | 36.80 | a | 64.80 | ||||||||||
1997 | 28.62 | b | 31.39 | 52.87 | a | 59.43 | b | 76.77 | 84.80 | 89.35 | 86.65 | 77.03 | a | 65.45 | 46.47 | 32.59 | b | 60.95 | ||||||||
1998 | 41.73 | a | 43.11 | ----- | z | 62.80 | 76.30 | a | 80.00 | 94.16 | 91.00 | 82.87 | 67.21 | b | 50.47 | 33.37 | a | 65.73 | a | |||||||
1999 | 36.94 | 47.64 | 61.00 | 61.63 | 70.83 | a | 84.21 | a | 91.61 | 86.87 | 76.63 | 72.00 | 56.37 | 39.45 | 65.43 | |||||||||||
2000 | 42.84 | 45.10 | 56.30 | a | 71.10 | 80.84 | 88.60 | 94.61 | 92.10 | 78.90 | 63.90 | a | 40.67 | 38.10 | 66.09 | |||||||||||
2001 | 34.74 | 41.68 | 57.32 | 65.80 | 78.00 | 89.40 | e | 92.63 | a | 90.48 | 84.73 | 68.65 | 51.14 | a | 25.90 | 65.04 | ||||||||||
2002 | 30.16 | 39.32 | 52.81 | 70.20 | 78.61 | 91.07 | a | 97.17 | a | 91.53 | a | 77.27 | 61.26 | 43.43 | 22.87 | 62.98 | ||||||||||
2003 | 25.19 | 36.25 | 55.61 | 64.77 | 75.20 | a | 83.40 | 97.65 | 93.10 | 82.60 | 75.53 | a | 42.00 | 33.48 | 63.73 | |||||||||||
2004 | 25.27 | a | 33.69 | 62.90 | 66.93 | b | 76.61 | 84.87 | 90.48 | 86.97 | 78.93 | a | 63.81 | 44.00 | 37.32 | 62.65 | ||||||||||
2005 | 34.93 | a | 42.21 | 55.65 | 65.00 | c | 74.45 | 81.87 | 96.19 | 90.45 | 81.70 | 69.77 | 52.10 | 38.81 | 65.26 | |||||||||||
2006 | 39.77 | 46.29 | 53.71 | 69.73 | 79.26 | 90.55 | a | 94.16 | 87.10 | 75.77 | 61.17 | b | 49.87 | 32.32 | 64.97 | |||||||||||
2007 | 19.29 | 42.32 | 59.90 | 66.90 | 77.26 | 89.80 | 95.94 | 92.32 | 80.30 | 65.68 | 53.33 | 19.90 | 63.58 | |||||||||||||
2008 | 18.45 | 28.86 | 48.13 | 62.07 | a | 71.55 | 85.47 | 93.30 | a | 90.13 | 79.00 | 66.71 | 52.80 | 37.84 | 61.19 | |||||||||||
2009 | 30.87 | h | 43.18 | 57.58 | 63.63 | 77.60 | a | 78.80 | 93.35 | 89.58 | 82.50 | 61.32 | 50.60 | 18.87 | 65.18 | a | ||||||||||
2010 | 22.77 | 26.71 | 50.43 | a | 64.23 | 68.94 | 86.62 | a | 92.48 | 88.03 | 83.67 | 65.58 | 46.40 | 37.00 | 61.07 | |||||||||||
2011 | 21.87 | a | 28.64 | 49.83 | a | 61.37 | 67.65 | 83.13 | 88.03 | 91.58 | 81.87 | 64.29 | 47.93 | 31.94 | 59.84 | |||||||||||
2012 | 39.65 | 44.62 | 62.68 | 70.97 | 80.39 | c | 92.60 | 93.19 | 92.29 | 82.03 | 66.87 | 53.83 | 32.03 | 67.60 | ||||||||||||
2013 | 15.06 | 28.07 | 51.68 | 61.20 | 75.13 | 90.93 | 94.61 | 88.74 | 77.30 | 63.39 | 45.63 | 18.61 | 59.20 | |||||||||||||
2014 | 30.32 | 47.00 | a | 58.68 | 66.40 | 77.35 | 87.46 | b | 93.87 | 85.00 | 81.67 | 67.87 | a | 49.90 | 39.45 | 65.41 | ||||||||||
2015 | 36.52 | 52.32 | 62.10 | 67.10 | 69.32 | 90.70 | 90.94 | 92.74 | 84.80 | 72.29 | 50.50 | 32.68 | 66.83 | |||||||||||||
2016 | 27.84 | 42.10 | 58.29 | 64.63 | 71.32 | 92.43 | 93.52 | 90.10 | 80.67 | 69.55 | 53.30 | 35.16 | 64.91 | |||||||||||||
2017 | 26.84 | 42.04 | 60.77 | 63.80 | 75.00 | 89.33 | 93.52 | 90.10 | 78.60 | 65.31 | b | 56.90 | 42.61 | 65.40 | ||||||||||||
2018 | 41.00 | 47.14 | 56.61 | 67.97 | 79.84 | 91.13 | 95.84 | 89.81 | 85.33 | 62.06 | 46.03 | 35.26 | 66.50 | |||||||||||||
2019 | 28.74 | 29.82 | 45.06 | 66.97 | 68.45 | 83.60 | 93.39 | 91.97 | a | 82.41 | a | 59.90 | 50.36 | b | 33.97 | 61.22 | ||||||||||
2020 | 26.03 | a | 38.62 | 55.93 | c | 63.04 | d | 78.26 | 85.23 | 94.23 | 95.58 | 82.43 | 69.45 | 49.80 | 30.65 | 64.10 | ||||||||||
2021 | 27.74 | 43.36 | 55.16 | 65.93 | 76.73 | a | 92.31 | a | 94.72 | b | 89.43 | a | 82.61 | b | 62.16 | 54.07 | 40.70 | d | 65.41 | |||||||
2022 | 40.23 | a | 41.07 | 55.54 | c | 66.33 | 75.52 | d | 87.54 | b | 93.40 | a | 91.29 | 84.34 | a | 66.53 | a | 44.13 | 25.03 | b | 64.25 | |||||
2023 | 24.67 | j | 22.25 | h | 38.17 | h | 61.68 | k | 77.81 | j | 82.00 | j | 95.37 | l | 88.40 | k | 81.94 | m | 68.81 | j | 52.50 | l | 41.56 | m | ----- | z |
2024 | 41.10 | k | 48.82 | l | 57.05 | k | 70.50 | p | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 30.46 | 39.21 | 55.57 | 65.95 | 75.29 | 86.89 | 92.86 | 90.13 | 80.88 | 66.25 | 48.86 | 33.27 | 63.80 | |||||||||||||
S.D. | 8.06 | 7.10 | 4.33 | 3.41 | 3.68 | 3.72 | 2.67 | 2.29 | 2.72 | 3.87 | 4.27 | 6.42 | 2.14 | |||||||||||||
SKEW | -0.03 | -0.30 | -0.34 | 0.21 | -0.74 | -0.30 | -0.48 | -0.18 | -0.43 | 0.48 | -0.04 | -0.76 | -0.46 | |||||||||||||
MAX | 43.43 | 52.32 | 62.90 | 73.23 | 80.84 | 92.60 | 97.65 | 95.58 | 85.33 | 75.53 | 56.90 | 43.90 | 67.60 | |||||||||||||
MIN | 15.06 | 26.71 | 45.06 | 59.43 | 66.83 | 78.80 | 87.60 | 85.00 | 74.48 | 59.90 | 40.67 | 18.61 | 59.20 | |||||||||||||
YRS | 35 | 36 | 35 | 36 | 37 | 37 | 37 | 37 | 37 | 36 | 37 | 37 | 33 |