YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1984 | ----- | z | ----- | z | 29.78 | m | 31.68 | e | 46.90 | ----- | z | 56.16 | 55.32 | 52.33 | 36.13 | a | 29.32 | b | 25.10 | a | 41.62 | d | ||||
1985 | 22.71 | 22.32 | 30.74 | 37.18 | b | 44.19 | 53.10 | 57.94 | 56.48 | 47.50 | 40.57 | a | 31.00 | b | 22.13 | 38.82 | ||||||||||
1986 | 24.45 | 28.79 | 32.48 | 37.59 | a | 42.81 | 52.70 | 56.26 | 57.61 | 48.63 | 36.68 | 30.03 | 23.94 | 39.33 | ||||||||||||
1987 | 17.37 | a | 23.29 | 25.65 | 34.67 | 40.23 | 50.43 | 54.32 | 53.19 | 46.10 | 41.45 | 27.23 | 19.97 | a | 36.16 | |||||||||||
1988 | 19.42 | 26.21 | 26.10 | 33.97 | a | 40.97 | 52.40 | 58.74 | 57.61 | 46.67 | 42.29 | 29.63 | 19.48 | 37.79 | ||||||||||||
1989 | 19.35 | 25.27 | b | 31.87 | a | 40.57 | 46.13 | 51.77 | 58.81 | 55.87 | 50.03 | 38.58 | 26.23 | 18.90 | a | 38.61 | ||||||||||
1990 | 20.27 | a | 22.78 | a | 31.35 | 37.50 | 42.90 | 55.13 | 59.10 | 55.06 | 53.43 | 39.74 | 29.52 | a | 17.06 | 38.65 | ||||||||||
1991 | 22.19 | 26.33 | a | 27.23 | a | 34.53 | 42.70 | a | 49.70 | 58.45 | 57.87 | 51.13 | 41.97 | 29.10 | 23.61 | 38.74 | ||||||||||
1992 | 15.03 | 28.10 | 32.61 | 39.63 | 45.58 | 51.23 | 57.55 | 55.48 | 51.57 | 41.74 | 24.10 | 21.16 | 38.65 | |||||||||||||
1993 | 28.52 | 29.11 | 30.48 | 37.10 | 45.23 | 50.83 | 58.81 | 58.32 | 50.13 | 40.13 | 29.57 | 23.68 | 40.16 | |||||||||||||
1994 | 22.13 | 25.57 | 32.71 | 38.20 | 44.65 | 56.83 | 59.16 | 60.16 | 52.67 | 38.65 | 29.40 | 26.13 | 40.52 | |||||||||||||
1995 | 26.10 | 31.14 | 33.61 | 35.50 | 41.74 | 49.23 | 58.67 | a | 60.94 | 53.66 | a | 40.55 | 33.77 | 26.21 | b | 40.93 | ||||||||||
1996 | 26.10 | 31.25 | a | 30.65 | 37.47 | 48.97 | 55.83 | 61.00 | 59.13 | 49.60 | 38.52 | 31.10 | 24.10 | 41.14 | ||||||||||||
1997 | 22.32 | 25.14 | 31.00 | 35.47 | 47.68 | 52.43 | 57.61 | 57.87 | 54.90 | 38.27 | a | 31.83 | 20.61 | 39.59 | ||||||||||||
1998 | 27.35 | 25.46 | 29.48 | 32.17 | 44.32 | 50.97 | 60.90 | 59.32 | 53.60 | 40.42 | 32.73 | 23.77 | a | 40.04 | ||||||||||||
1999 | 26.26 | 28.00 | b | 33.42 | 33.33 | 43.87 | 51.77 | 58.84 | 56.16 | 50.73 | 38.42 | 32.30 | 18.97 | 39.34 | ||||||||||||
2000 | 27.07 | a | 27.86 | 29.00 | 37.40 | 47.42 | 55.57 | 59.13 | 56.13 | 51.93 | 40.97 | 24.47 | 24.16 | 40.09 | ||||||||||||
2001 | 21.29 | 26.00 | a | 30.20 | a | 36.40 | 47.10 | 54.57 | 58.93 | a | 55.81 | 51.57 | 42.58 | 32.03 | 20.42 | 39.74 | ||||||||||
2002 | 19.94 | 22.11 | 27.13 | 41.33 | 43.58 | 55.38 | d | 61.19 | 57.30 | a | 51.53 | 38.74 | 29.79 | a | 22.00 | a | 39.17 | |||||||||
2003 | 25.66 | b | 27.15 | a | 29.55 | 34.79 | a | 45.58 | 51.73 | 58.29 | 55.42 | 50.60 | 43.32 | 31.73 | 23.87 | a | 39.81 | |||||||||
2004 | 24.03 | 21.48 | 34.61 | 35.50 | 40.58 | 48.79 | a | 56.39 | 55.90 | 49.67 | 40.81 | 29.60 | 24.81 | 38.51 | ||||||||||||
2005 | 27.42 | 30.43 | 30.45 | 36.87 | 45.74 | 53.13 | 59.83 | a | 53.48 | 54.20 | 41.16 | 31.50 | 24.16 | 40.70 | ||||||||||||
2006 | 24.03 | 25.68 | 30.68 | 38.48 | a | 47.13 | 56.73 | 60.19 | 57.67 | a | 48.07 | 40.23 | 32.37 | 22.71 | 40.33 | |||||||||||
2007 | 17.54 | c | 27.54 | b | 32.39 | 38.33 | 45.65 | 55.13 | 60.32 | 60.32 | 54.23 | 41.26 | 34.20 | 23.34 | b | 40.85 | ||||||||||
2008 | 22.57 | a | 25.89 | a | 30.74 | 36.07 | 41.74 | 53.63 | 59.45 | 58.39 | 51.27 | 38.77 | 32.57 | b | 24.86 | b | 39.66 | |||||||||
2009 | 25.47 | a | 28.43 | 32.13 | a | 34.87 | 48.71 | 51.20 | 60.71 | 57.03 | 50.10 | 38.87 | 32.00 | 20.07 | a | 39.97 | ||||||||||
2010 | 21.61 | 26.00 | b | 28.90 | a | 36.77 | 42.71 | 54.20 | 61.06 | 59.13 | 52.80 | 43.23 | 27.60 | 31.45 | 40.46 | |||||||||||
2011 | 17.90 | 21.75 | 33.13 | 37.13 | 41.77 | 52.43 | 59.77 | 59.65 | 52.10 | 40.35 | 29.43 | 18.74 | 38.68 | |||||||||||||
2012 | 24.97 | 25.69 | 30.45 | 39.47 | 46.13 | 56.80 | 60.26 | 59.39 | 51.47 | 40.77 | 32.03 | 25.61 | 41.09 | |||||||||||||
2013 | 15.97 | 20.07 | 33.58 | 37.70 | 45.65 | 57.30 | 60.03 | 57.71 | 52.23 | 37.00 | 32.43 | 21.97 | 39.30 | |||||||||||||
2014 | 23.87 | 31.18 | 31.52 | 36.23 | 44.16 | 55.93 | 61.16 | 56.16 | 55.10 | 43.68 | 32.33 | 28.29 | 41.63 | |||||||||||||
2015 | 25.10 | 31.89 | 34.13 | 37.63 | 42.71 | 56.70 | 58.90 | 58.71 | 54.47 | 44.94 | 29.77 | 23.90 | 41.57 | |||||||||||||
2016 | 23.97 | 25.79 | 34.23 | 36.67 | 43.06 | 56.00 | 58.65 | 56.32 | 51.73 | 46.03 | 31.97 | 27.55 | 41.00 | |||||||||||||
2017 | 26.26 | 32.93 | 33.23 | 37.20 | 42.97 | 56.67 | 60.00 | 56.35 | 50.90 | 42.06 | 39.03 | 25.65 | 41.94 | |||||||||||||
2018 | 24.81 | 28.11 | 31.94 | 40.67 | 45.03 | 55.83 | 54.32 | 58.16 | 54.20 | 40.74 | 27.00 | 24.26 | 40.42 | |||||||||||||
2019 | 22.90 | a | 25.79 | 33.68 | 39.30 | 40.48 | 52.10 | 60.65 | 60.35 | 54.90 | 36.87 | 30.80 | 24.27 | a | 40.17 | |||||||||||
2020 | 25.13 | 27.21 | 33.94 | 38.97 | 47.29 | 56.37 | 61.77 | 62.29 | 52.33 | 41.74 | 34.70 | 20.37 | a | 41.84 | ||||||||||||
2021 | 22.26 | 27.54 | 30.03 | 38.50 | 46.16 | 58.83 | 61.87 | 59.87 | 53.90 | 40.35 | 33.50 | 29.71 | 41.88 | |||||||||||||
2022 | 24.00 | 21.21 | 29.81 | 38.63 | 47.19 | 57.37 | 61.32 | 57.68 | 55.27 | 39.65 | 26.57 | 27.94 | 40.55 | |||||||||||||
2023 | 24.16 | 22.14 | 31.63 | a | 35.50 | 44.97 | a | 50.87 | 62.97 | 59.74 | 53.73 | 42.61 | 32.47 | 25.13 | 40.49 | |||||||||||
2024 | 26.39 | 30.24 | 32.35 | 33.39 | l | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 29.66 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 23.10 | 26.47 | 31.22 | 36.92 | 44.56 | 53.79 | 59.24 | 57.63 | 51.77 | 40.52 | 30.67 | 23.50 | 39.96 | |||||||||||||
S.D. | 3.30 | 3.20 | 2.21 | 2.18 | 2.33 | 2.64 | 1.91 | 2.02 | 2.32 | 2.19 | 2.85 | 3.13 | 1.23 | |||||||||||||
SKEW | -0.69 | -0.04 | -0.70 | -0.29 | -0.10 | -0.08 | -0.71 | -0.01 | -0.57 | 0.17 | -0.02 | 0.22 | -0.64 | |||||||||||||
MAX | 28.52 | 32.93 | 34.61 | 41.33 | 48.97 | 58.83 | 62.97 | 62.29 | 55.27 | 46.03 | 39.03 | 31.45 | 41.94 | |||||||||||||
MIN | 15.03 | 20.07 | 25.65 | 31.68 | 40.23 | 48.79 | 54.32 | 53.19 | 46.10 | 36.13 | 24.10 | 17.06 | 36.16 | |||||||||||||
YRS | 40 | 40 | 40 | 40 | 40 | 39 | 40 | 40 | 40 | 40 | 40 | 40 | 39 |