YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.86 | p | 76.74 | 73.45 | 61.79 | a | 55.52 | 31.53 | 25.61 | 54.11 | f | |||||
1962 | 22.81 | 34.04 | 35.06 | 54.40 | 62.42 | 69.83 | 74.87 | 75.68 | 68.27 | 60.90 | 45.93 | 34.83 | h | 54.93 | a | |||||||||||
1963 | 25.77 | 37.32 | 39.71 | 52.90 | 64.77 | 71.17 | 78.65 | 71.55 | 71.23 | 63.06 | 47.27 | 35.77 | 54.93 | |||||||||||||
1964 | 30.61 | 30.83 | 34.87 | 48.03 | 61.42 | 70.00 | 78.61 | 71.26 | 67.79 | a | 60.77 | 39.96 | b | 26.87 | 51.75 | |||||||||||
1965 | 31.52 | 31.32 | 30.74 | 47.63 | 58.68 | 66.83 | 74.61 | 70.84 | 62.73 | 62.00 | 46.70 | 38.45 | 51.84 | |||||||||||||
1966 | 33.19 | 31.54 | 46.97 | 51.20 | 63.65 | 70.37 | 78.71 | 74.13 | 69.10 | 56.90 | a | 48.03 | 31.67 | a | 54.62 | |||||||||||
1967 | 35.13 | a | 37.11 | 47.29 | 53.00 | 58.32 | 65.90 | 74.61 | 69.65 | 66.17 | 60.03 | 45.00 | 29.45 | 53.47 | ||||||||||||
1968 | 30.39 | 33.72 | 38.42 | 44.90 | 57.35 | 73.17 | 74.29 | 69.58 | ----- | z | ----- | z | 40.60 | 33.13 | 49.56 | b | ||||||||||
1969 | 37.68 | 36.64 | 37.68 | 54.10 | 63.06 | 64.17 | 75.65 | 75.65 | 67.50 | 41.90 | 33.33 | 26.73 | a | 51.17 | ||||||||||||
1970 | 29.45 | 36.29 | 34.71 | 40.17 | 61.71 | 68.80 | 75.97 | a | 74.42 | 63.60 | 50.06 | 42.47 | 36.55 | 51.18 | ||||||||||||
1971 | 35.35 | 33.71 | 40.90 | 50.07 | 58.65 | 71.77 | 73.94 | 73.61 | 64.33 | 55.68 | 37.53 | 26.29 | 51.82 | |||||||||||||
1972 | 32.13 | a | 37.41 | 47.13 | 52.53 | 60.52 | 71.53 | 76.55 | 73.94 | 66.97 | 56.29 | 29.21 | a | 28.58 | 52.73 | |||||||||||
1973 | 25.87 | 28.54 | 34.94 | 42.07 | 58.13 | 70.23 | 72.10 | a | 74.03 | 64.43 | 58.43 | a | 46.10 | 37.43 | a | 51.03 | ||||||||||
1974 | 30.23 | 34.68 | 45.42 | ----- | z | 64.68 | 72.63 | 76.10 | 71.52 | 66.37 | 55.90 | 40.17 | 26.42 | 53.10 | a | |||||||||||
1975 | 31.32 | 32.36 | 39.35 | 45.47 | 57.26 | 67.66 | a | 76.35 | 74.13 | 66.87 | 60.00 | 40.03 | 36.10 | 52.24 | ||||||||||||
1976 | 34.63 | a | 40.62 | 38.42 | 47.69 | a | 59.10 | 70.43 | 76.70 | a | 70.77 | 65.63 | 53.47 | a | 45.41 | a | 39.81 | 53.56 | ||||||||
1977 | 34.52 | 39.64 | 39.65 | 52.62 | a | 60.10 | b | 74.37 | 75.07 | a | 72.68 | 67.67 | 58.77 | 44.53 | 35.84 | 54.62 | ||||||||||
1978 | 34.77 | 35.93 | 46.10 | ----- | z | 55.87 | 71.07 | 77.52 | 72.35 | 67.73 | 56.48 | 41.43 | 27.13 | 53.31 | a | |||||||||||
1979 | 23.65 | 32.75 | 39.45 | 48.03 | 55.61 | 66.33 | 75.65 | 71.90 | 69.90 | 59.42 | 34.27 | 31.23 | 50.68 | |||||||||||||
1980 | 31.48 | 35.96 | a | 36.48 | 43.40 | 51.77 | i | 74.20 | 79.97 | 74.23 | 69.53 | 55.97 | 40.97 | 43.10 | 53.21 | a | ||||||||||
1981 | 37.48 | 40.41 | a | 39.29 | 54.87 | 57.26 | 72.97 | 74.06 | 71.84 | 66.80 | 53.26 | 47.80 | 36.97 | a | 54.42 | |||||||||||
1982 | 31.42 | 36.36 | 41.48 | 47.33 | 56.48 | 67.17 | 75.19 | 73.06 | 62.43 | 51.65 | 42.90 | 33.65 | 51.59 | |||||||||||||
1983 | 35.29 | 37.07 | 39.29 | 41.97 | a | 53.74 | 65.60 | 76.84 | 74.55 | 69.20 | 57.42 | 40.73 | 29.55 | 51.77 | ||||||||||||
1984 | 25.61 | 30.38 | 37.42 | 43.10 | a | 61.65 | 67.60 | 75.60 | a | 71.35 | 65.90 | 44.03 | 41.93 | 34.74 | 49.94 | |||||||||||
1985 | 32.06 | 32.25 | 39.63 | a | 49.57 | 59.45 | 71.50 | 73.10 | 74.81 | 61.97 | 54.58 | 38.87 | 33.74 | 51.79 | ||||||||||||
1986 | 42.23 | 36.93 | 48.23 | 50.93 | 59.06 | 70.67 | 72.23 | 74.39 | 62.77 | 52.03 | 35.53 | 21.00 | 52.17 | |||||||||||||
1987 | 25.29 | 29.14 | 36.10 | 47.60 | 58.77 | 71.87 | 76.84 | 71.68 | 66.47 | 60.03 | 42.33 | 30.23 | 51.36 | |||||||||||||
1988 | 28.70 | a | 38.21 | 38.81 | 50.60 | 58.77 | 71.93 | 75.13 | 73.42 | ----- | z | 60.03 | 41.17 | 27.10 | 51.26 | a | ||||||||||
1989 | 26.42 | 30.32 | 45.23 | 52.30 | 60.74 | 66.40 | 77.19 | 72.06 | 68.50 | 56.55 | 46.13 | 34.29 | 53.01 | |||||||||||||
1990 | 32.74 | 38.04 | 43.74 | 50.83 | 57.68 | 74.80 | 74.55 | 71.97 | 70.13 | 55.16 | 41.23 | 29.90 | a | 53.40 | ||||||||||||
1991 | 32.90 | 41.68 | 40.45 | 47.73 | 60.81 | 69.33 | 74.45 | 72.71 | 67.67 | 58.81 | 38.57 | 27.23 | 52.69 | |||||||||||||
1992 | 27.07 | a | 34.83 | 42.20 | a | 54.83 | a | 63.39 | 67.33 | 72.87 | 71.94 | 67.70 | 59.97 | 34.37 | 33.13 | 52.47 | ||||||||||
1993 | 34.90 | 32.46 | 42.28 | b | 48.03 | 60.48 | 68.40 | 75.19 | 71.61 | 64.90 | 54.19 | 35.28 | a | 35.58 | 51.94 | |||||||||||
1994 | 36.97 | 34.39 | 45.61 | 48.50 | 60.71 | 75.57 | 77.35 | 74.90 | 67.10 | 54.13 | 40.93 | 40.81 | 54.75 | |||||||||||||
1995 | 38.19 | 44.15 | a | 45.13 | a | 45.25 | b | 54.29 | 66.57 | 74.23 | 77.42 | 66.93 | 57.19 | 49.30 | 39.68 | 54.86 | ||||||||||
1996 | 36.10 | a | 42.59 | 42.42 | 49.97 | 64.03 | 71.93 | b | 78.77 | 74.74 | 64.10 | 55.68 | 45.43 | 33.68 | 54.95 | |||||||||||
1997 | 34.26 | 33.86 | 47.68 | 44.21 | a | 60.06 | 70.20 | 76.55 | 72.90 | 69.70 | 56.03 | 37.83 | 27.42 | 52.56 | ||||||||||||
1998 | 33.81 | 31.70 | a | 38.77 | 46.00 | 63.10 | 69.37 | 76.29 | 73.80 | a | 72.23 | 55.19 | 45.43 | 37.16 | 53.57 | |||||||||||
1999 | 37.77 | 41.64 | 48.74 | 44.90 | 56.32 | 67.93 | 75.90 | 72.81 | 66.50 | 60.26 | 54.60 | 34.65 | 55.17 | |||||||||||||
2000 | 36.61 | 39.69 | 43.68 | 53.47 | 65.00 | a | 72.20 | 77.90 | 77.97 | 70.37 | 57.29 | 37.70 | 36.94 | 55.73 | ||||||||||||
2001 | 34.48 | 36.21 | 41.70 | a | 52.50 | 61.52 | 73.73 | 79.03 | 73.39 | 69.90 | 58.84 | 47.73 | 37.00 | 55.50 | ||||||||||||
2002 | 35.55 | 36.50 | 40.61 | 56.67 | 62.32 | 77.07 | 81.58 | 77.35 | 67.00 | 53.90 | 44.57 | 37.90 | 55.92 | |||||||||||||
2003 | 44.57 | c | 35.52 | a | 41.80 | a | 52.77 | 62.80 | a | 69.73 | 82.90 | b | 77.07 | a | 66.50 | 63.06 | 42.43 | 41.32 | 56.71 | |||||||
2004 | 35.39 | 27.62 | 48.87 | 49.73 | 62.29 | 70.03 | 73.23 | 71.74 | 65.27 | 54.45 | 40.03 | 33.68 | 52.69 | |||||||||||||
2005 | 37.61 | 34.04 | 40.81 | 51.83 | 62.23 | 69.73 | 81.00 | 72.57 | a | 67.87 | 56.77 | 45.37 | 33.16 | 54.42 | ||||||||||||
2006 | 33.52 | 37.07 | 40.87 | 54.87 | 64.45 | 74.23 | 75.84 | 70.30 | a | 62.40 | 52.58 | 45.83 | 34.61 | 53.88 | ||||||||||||
2007 | 21.71 | 34.64 | 47.39 | 51.07 | 58.77 | 72.07 | a | 77.55 | 75.37 | a | 68.70 | 58.03 | 48.23 | 27.52 | 53.42 | |||||||||||
2008 | 24.65 | 30.45 | 35.32 | 47.43 | 56.80 | a | 71.10 | 77.94 | 72.65 | 67.37 | 57.68 | 47.63 | 31.06 | 51.67 | ||||||||||||
2009 | 36.52 | 38.96 | 44.71 | 48.27 | 61.74 | 64.70 | 76.26 | 74.16 | 66.50 | 49.45 | 46.73 | 25.13 | 52.76 | |||||||||||||
2010 | 26.48 | 24.61 | 34.32 | 47.70 | 57.16 | 72.67 | 78.10 | 73.29 | 72.00 | 56.90 | 42.30 | 40.71 | 52.19 | |||||||||||||
2011 | 34.00 | 29.54 | 44.39 | 50.17 | 54.39 | 72.10 | 78.58 | 76.97 | 66.63 | 54.32 | 39.53 | 23.19 | 51.98 | |||||||||||||
2012 | 32.74 | 32.07 | 48.71 | 57.46 | b | 62.29 | 76.77 | 77.39 | 74.39 | 67.60 | 57.58 | 49.87 | 31.52 | 55.70 | ||||||||||||
2013 | 26.32 | 32.89 | 41.13 | 46.17 | 57.52 | 74.83 | 76.13 | 74.42 | 67.10 | 54.00 | 41.07 | 27.39 | 51.58 | |||||||||||||
2014 | 33.19 | 31.18 | 40.74 | 47.93 | 57.90 | 71.10 | 75.65 | 69.53 | a | 68.50 | 58.74 | 43.80 | 33.87 | 52.68 | ||||||||||||
2015 | 35.03 | 38.04 | 47.40 | a | 49.70 | 54.06 | 72.11 | c | 71.00 | 74.33 | a | 71.38 | a | 59.71 | c | 42.53 | 25.64 | q | 55.94 | a | ||||||
2016 | 26.65 | 38.76 | 45.81 | 49.46 | b | 58.26 | 76.20 | 76.87 | 71.77 | 68.93 | 61.26 | 50.03 | 34.39 | 54.87 | ||||||||||||
2017 | 26.84 | 38.75 | 50.93 | a | 50.43 | 59.10 | a | 75.37 | 76.70 | a | 72.10 | b | 67.77 | 56.52 | 50.53 | 41.76 | b | 55.57 | ||||||||
2018 | 42.26 | 37.61 | 46.35 | 52.80 | 65.74 | 76.57 | 78.93 | a | 75.32 | 71.28 | a | 53.30 | a | 36.83 | a | 34.03 | 55.92 | |||||||||
2019 | 26.47 | a | 29.11 | 37.71 | 51.87 | 53.30 | a | 68.73 | 78.10 | 77.68 | 72.37 | 53.10 | 42.73 | 23.06 | 51.18 | |||||||||||
2020 | 29.16 | 28.21 | 43.29 | 50.90 | 65.52 | 72.27 | 76.06 | 78.48 | 67.83 | 58.61 | 44.17 | 24.39 | 53.24 | |||||||||||||
2021 | 27.74 | 30.18 | 39.16 | 49.30 | 59.13 | 73.97 | 76.90 | 73.97 | 73.13 | 57.13 | 51.83 | 40.77 | 54.43 | |||||||||||||
2022 | 32.37 | a | 30.29 | 39.29 | 49.28 | a | 58.97 | 71.43 | 76.52 | 74.48 | 72.07 | 56.29 | 42.00 | 34.45 | 53.12 | |||||||||||
2023 | 31.06 | 34.00 | 36.58 | 47.97 | 60.00 | 66.53 | 80.10 | 76.13 | 68.80 | 59.52 | 43.07 | 36.42 | 53.35 | |||||||||||||
2024 | 33.19 | 35.32 | a | 35.48 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 34.26 | j | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 32.12 | 34.73 | 41.57 | 49.44 | 59.83 | 70.85 | 76.43 | 73.54 | 67.47 | 56.40 | 42.66 | 32.80 | 53.21 | |||||||||||||
S.D. | 4.87 | 4.06 | 4.49 | 3.71 | 3.12 | 3.14 | 2.26 | 2.10 | 2.72 | 3.88 | 5.01 | 5.31 | 1.62 | |||||||||||||
SKEW | 0.02 | -0.01 | 0.01 | -0.24 | -0.08 | -0.05 | 0.26 | 0.33 | -0.12 | -1.25 | -0.27 | -0.17 | 0.24 | |||||||||||||
MAX | 44.57 | 44.15 | 50.93 | 57.46 | 65.74 | 77.07 | 82.90 | 78.48 | 73.13 | 63.06 | 54.60 | 43.10 | 56.71 | |||||||||||||
MIN | 21.71 | 24.61 | 30.74 | 40.17 | 53.30 | 64.17 | 71.00 | 69.53 | 61.79 | 41.90 | 29.21 | 21.00 | 49.94 | |||||||||||||
YRS | 63 | 63 | 62 | 60 | 61 | 62 | 63 | 63 | 61 | 62 | 63 | 61 | 55 |