YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 63.87 | 69.87 | 65.17 | a | 57.23 | 46.00 | a | 35.33 | a | 24.42 | 51.70 | e | ||||
1988 | 18.66 | 28.76 | 32.56 | 45.36 | a | 54.03 | b | 68.62 | 70.00 | d | 70.15 | a | 57.72 | c | 48.93 | a | 35.58 | 27.97 | 46.53 | |||||||
1989 | 29.37 | 17.82 | 36.06 | 44.57 | 55.23 | 60.16 | a | 72.66 | 67.10 | a | 57.40 | a | 47.69 | 38.22 | 23.35 | 45.80 | ||||||||||
1990 | 29.73 | a | 28.68 | 33.74 | 44.42 | 50.77 | 67.17 | d | 66.64 | c | 66.47 | 62.58 | 46.61 | 38.88 | a | 21.82 | a | 46.46 | ||||||||
1991 | 23.19 | 37.09 | 37.39 | 43.52 | 55.24 | 64.93 | 69.23 | 68.63 | 58.95 | 47.93 | a | 30.78 | 29.73 | 47.22 | ||||||||||||
1992 | 27.48 | 35.67 | 38.53 | 46.45 | 54.65 | 59.92 | 64.78 | a | 63.61 | 59.59 | b | 47.77 | 30.87 | 20.82 | 45.85 | |||||||||||
1993 | 20.89 | 22.09 | 36.56 | 41.78 | 53.42 | 58.75 | 66.02 | 65.81 | 54.38 | 45.00 | 27.50 | 28.29 | 43.37 | |||||||||||||
1994 | 28.26 | 23.89 | 38.31 | 44.79 | a | 58.38 | a | 67.26 | a | 67.92 | 68.89 | 61.27 | 46.92 | 32.28 | 31.61 | 47.48 | ||||||||||
1995 | 27.48 | 32.55 | 34.53 | 39.38 | 45.71 | 59.27 | 68.06 | 70.87 | 57.80 | 44.95 | 36.77 | 29.24 | 45.55 | |||||||||||||
1996 | 22.00 | a | 29.33 | 30.27 | 43.52 | a | 52.00 | 63.55 | 68.50 | 66.95 | a | 57.27 | 46.58 | 32.32 | 27.89 | 45.01 | ||||||||||
1997 | 23.15 | 27.52 | 37.80 | a | 37.25 | 52.68 | 63.90 | 68.69 | 66.52 | 59.84 | a | 46.44 | 31.95 | a | 26.37 | a | 45.17 | |||||||||
1998 | 28.65 | 30.77 | 32.42 | 41.83 | a | 56.43 | a | 58.28 | 70.47 | 67.97 | 63.67 | 45.60 | 38.43 | 25.06 | 46.63 | |||||||||||
1999 | 29.98 | 35.19 | a | 37.76 | 40.26 | a | 52.24 | 61.84 | a | 70.68 | 68.08 | 54.62 | a | 46.35 | a | 41.03 | 31.03 | a | 47.42 | |||||||
2000 | 29.85 | 34.33 | 36.76 | 44.93 | 54.95 | 62.75 | 72.44 | 71.76 | 57.93 | 46.85 | 25.64 | a | 23.34 | 46.79 | ||||||||||||
2001 | 25.79 | 23.66 | 34.15 | 44.28 | 52.66 | 63.48 | 72.15 | 68.45 | 60.85 | 45.47 | 37.14 | e | 27.58 | a | 46.31 | |||||||||||
2002 | 25.13 | 27.36 | 27.63 | 45.05 | 51.15 | 68.03 | 73.24 | 67.34 | 58.58 | 39.84 | 32.52 | 30.00 | 45.49 | |||||||||||||
2003 | 30.88 | a | 23.75 | 34.65 | 46.17 | 52.83 | a | 58.83 | 72.82 | 69.76 | 55.63 | 50.05 | 31.38 | 28.39 | 46.26 | |||||||||||
2004 | 27.97 | 27.34 | 39.19 | 44.92 | 53.32 | 59.03 | 67.39 | 64.56 | 60.40 | a | 48.16 | 33.73 | 28.52 | 46.21 | ||||||||||||
2005 | 27.17 | a | 29.45 | 34.69 | 40.97 | 49.90 | 59.75 | 68.97 | 64.84 | 59.23 | 45.37 | 37.23 | 24.35 | a | 45.16 | |||||||||||
2006 | 32.03 | 22.68 | 30.37 | a | 45.22 | 53.55 | 66.38 | a | 72.02 | 66.74 | 52.55 | 43.63 | 34.53 | 25.16 | 45.40 | |||||||||||
2007 | 16.81 | 23.00 | 38.60 | 38.95 | a | 52.65 | 61.33 | 70.16 | 68.94 | 57.97 | 45.89 | 34.20 | 16.84 | 43.78 | ||||||||||||
2008 | 16.08 | 23.76 | 33.87 | 38.48 | 49.63 | 60.62 | 69.56 | 64.78 | a | 55.48 | 44.56 | 36.48 | 19.50 | a | 42.73 | |||||||||||
2009 | 25.55 | 29.59 | 33.34 | 39.28 | 51.85 | 60.60 | a | 68.15 | 66.45 | 59.10 | 37.48 | 36.52 | 18.45 | 43.86 | ||||||||||||
2010 | 26.39 | 23.57 | 37.53 | 45.80 | 52.00 | 66.02 | 71.68 | 71.32 | 62.63 | 51.23 | 33.78 | 30.85 | 47.73 | |||||||||||||
2011 | 26.15 | 23.41 | a | 38.93 | b | 44.03 | 49.45 | 64.48 | 74.55 | 73.81 | 60.82 | 47.55 | 35.60 | 26.13 | 47.08 | |||||||||||
2012 | 30.40 | 26.84 | 44.47 | 50.73 | 56.87 | 71.48 | b | 75.37 | 72.45 | 63.07 | 45.60 | 39.43 | a | 27.97 | 50.39 | |||||||||||
2013 | 26.53 | 26.79 | 34.73 | 39.62 | 56.45 | 68.28 | 71.73 | 72.06 | 64.38 | 45.98 | 37.42 | 25.58 | 47.46 | |||||||||||||
2014 | 27.68 | 19.21 | 36.74 | 45.77 | 54.85 | 63.32 | 70.77 | 68.50 | 61.97 | a | 52.19 | 31.55 | b | 28.15 | 46.73 | |||||||||||
2015 | 29.63 | 32.04 | 41.63 | 46.20 | 50.62 | a | 67.30 | 69.95 | 69.27 | 64.62 | 52.53 | 35.37 | 26.42 | 48.80 | ||||||||||||
2016 | 24.76 | 34.36 | 40.39 | 45.97 | 51.95 | 69.28 | 72.76 | 68.24 | 61.97 | 53.47 | 41.58 | 22.69 | 48.95 | |||||||||||||
2017 | 23.69 | 35.73 | 43.31 | 45.50 | 53.11 | 66.45 | 73.98 | 67.95 | 61.70 | 47.45 | 41.57 | 28.84 | 49.11 | |||||||||||||
2018 | 29.06 | 24.25 | 38.89 | 42.15 | 57.79 | 68.58 | 74.11 | h | ----- | z | 62.91 | s | ----- | z | 31.94 | d | 27.47 | b | 40.02 | d | ||||||
2019 | 28.13 | 22.32 | 30.56 | 45.65 | 47.03 | 63.07 | 71.18 | 69.73 | 62.28 | 39.80 | a | 34.42 | 30.66 | 45.40 | ||||||||||||
2020 | 31.05 | 26.91 | 38.08 | 41.18 | 55.21 | 69.37 | 73.42 | 72.84 | 60.38 | 43.61 | 39.43 | 29.61 | 48.43 | |||||||||||||
2021 | 27.76 | 28.67 | s | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 27.76 | k | |
2022 | ----- | z | 26.16 | i | 36.47 | 43.65 | 53.42 | 67.27 | 73.31 | 71.82 | 63.85 | 48.69 | 30.35 | 24.24 | 51.31 | b | ||||||||||
2023 | 22.92 | 23.11 | 30.18 | 42.53 | 56.15 | 62.32 | 69.11 | 68.89 | 62.93 | 47.81 | 38.05 | 32.13 | 46.34 | |||||||||||||
2024 | 22.52 | 31.79 | 36.71 | 44.95 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 33.99 | h | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 26.19 | 27.56 | 36.05 | 43.48 | 53.09 | 64.04 | 70.52 | 68.48 | 59.73 | 46.57 | 34.99 | 26.40 | 46.39 | |||||||||||||
S.D. | 3.93 | 5.00 | 3.74 | 2.86 | 2.81 | 3.68 | 2.51 | 2.57 | 3.06 | 3.32 | 3.79 | 3.76 | 1.69 | |||||||||||||
SKEW | -0.90 | 0.20 | -0.06 | -0.24 | -0.45 | 0.09 | -0.19 | 0.17 | -0.37 | -0.44 | -0.27 | -0.72 | 0.06 | |||||||||||||
MAX | 32.03 | 37.09 | 44.47 | 50.73 | 58.38 | 71.48 | 75.37 | 73.81 | 64.62 | 53.47 | 41.58 | 32.13 | 50.39 | |||||||||||||
MIN | 16.08 | 17.82 | 27.63 | 37.25 | 45.71 | 58.28 | 64.78 | 63.61 | 52.55 | 37.48 | 25.64 | 16.84 | 42.73 | |||||||||||||
YRS | 36 | 35 | 36 | 36 | 35 | 36 | 35 | 35 | 35 | 35 | 36 | 36 | 33 |