YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1951 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1952 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1953 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1954 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1955 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1956 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1957 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1958 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1959 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 78.00 | a | 62.00 | 51.00 | ----- | z | ||
1977 | 46.00 | a | 62.00 | 53.00 | 83.00 | 74.00 | 86.00 | 88.00 | 93.00 | 81.00 | 69.00 | b | 54.00 | 48.00 | a | 93.00 | d | |||||||||
1978 | 49.00 | 49.00 | 72.00 | a | 68.00 | 69.00 | 83.00 | 90.00 | 91.00 | 84.00 | a | 75.00 | 61.00 | 42.00 | 91.00 | b | ||||||||||
1979 | 38.00 | 45.00 | 59.00 | 67.00 | 77.00 | 86.00 | 92.00 | 90.00 | 87.00 | 80.00 | 58.00 | 53.00 | a | 92.00 | a | |||||||||||
1980 | 48.00 | a | 55.00 | 51.00 | 76.00 | 78.00 | b | 75.00 | 92.00 | 84.00 | 84.00 | 80.00 | 64.00 | 54.00 | 92.00 | c | ||||||||||
1981 | 53.00 | 55.00 | 61.00 | 78.00 | a | 76.00 | 88.00 | 87.00 | 91.00 | 93.00 | 67.00 | a | 61.00 | 52.00 | 93.00 | b | ||||||||||
1982 | 47.00 | 54.00 | 57.00 | 67.00 | a | 76.00 | d | 82.00 | a | 88.00 | a | 89.00 | 85.00 | 70.00 | 49.00 | 45.00 | b | 89.00 | i | |||||||
1983 | 50.00 | 59.00 | 59.00 | 65.00 | 85.00 | b | 79.00 | 86.00 | 94.00 | 78.00 | 67.00 | 61.00 | 44.00 | 94.00 | b | |||||||||||
1984 | 46.00 | 51.00 | 59.00 | 75.00 | 81.00 | 87.00 | 94.00 | a | 91.00 | 85.00 | 78.00 | 54.00 | 40.00 | 94.00 | a | |||||||||||
1985 | 46.00 | 46.00 | 58.00 | 73.00 | 81.00 | 84.00 | 95.00 | 85.00 | 75.00 | 67.00 | 56.00 | 46.00 | 95.00 | |||||||||||||
1986 | 50.00 | 60.00 | 67.00 | 74.00 | 85.00 | 85.00 | a | 85.00 | 94.00 | 79.00 | 69.00 | a | 54.00 | 43.00 | 94.00 | b | ||||||||||
1987 | 48.00 | 55.00 | a | 64.00 | 81.00 | 83.00 | 90.00 | 88.00 | 90.00 | 91.00 | 84.00 | 59.00 | a | 58.00 | 91.00 | b | ||||||||||
1988 | 47.00 | 61.00 | 62.00 | 77.00 | 83.00 | a | 84.00 | 90.00 | 93.00 | a | 94.00 | 80.00 | 65.00 | 48.00 | a | 94.00 | c | |||||||||
1989 | 44.00 | 44.00 | a | 58.00 | 72.00 | 77.00 | 81.00 | 91.00 | 88.00 | 82.00 | 72.00 | 62.00 | 48.00 | a | 91.00 | b | ||||||||||
1990 | 52.00 | 52.00 | 63.00 | a | 70.00 | 79.00 | 86.00 | a | 91.00 | 94.00 | 89.00 | 74.00 | 64.00 | 52.00 | 94.00 | b | ||||||||||
1991 | 44.00 | 54.00 | 65.00 | 66.00 | a | 67.00 | 75.00 | 88.00 | 91.00 | 85.00 | a | 83.00 | 45.00 | n | 48.00 | 91.00 | p | |||||||||
1992 | 52.00 | 59.00 | 67.00 | 75.00 | 81.00 | a | 92.00 | b | 91.00 | a | 97.00 | 86.00 | a | 87.00 | a | 51.00 | 47.00 | a | 97.00 | g | ||||||
1993 | 43.00 | b | 48.00 | a | 62.00 | a | 61.00 | 85.00 | a | 85.00 | 86.00 | 82.00 | 85.00 | a | 78.00 | 52.00 | a | 52.00 | 86.00 | g | ||||||
1994 | 52.00 | 53.00 | 69.00 | 77.00 | c | 80.00 | c | 83.00 | c | 94.00 | a | 98.00 | b | 87.00 | a | 73.00 | 45.00 | 49.00 | b | 98.00 | o | |||||
1995 | 50.00 | 64.00 | a | 64.00 | 64.00 | b | 79.00 | 79.00 | a | 86.00 | d | 87.00 | b | 88.00 | a | 71.00 | 61.00 | a | 52.00 | 88.00 | l | |||||
1996 | 46.00 | 58.00 | 59.00 | 76.00 | a | 66.00 | a | 86.00 | a | 93.00 | d | 95.00 | b | 87.00 | 80.00 | 59.00 | a | 47.00 | 95.00 | j | ||||||
1997 | 52.00 | b | 51.00 | a | 66.00 | b | 68.00 | e | 80.00 | c | 78.00 | e | 88.00 | b | 95.00 | f | 88.00 | f | 78.00 | a | 61.00 | 46.00 | a | ----- | z | |
1998 | 47.00 | 54.00 | 66.00 | a | 76.00 | b | 78.00 | b | 80.00 | a | 91.00 | a | 97.00 | b | 94.00 | b | 73.00 | b | 55.00 | a | 47.00 | a | 97.00 | o | ||
1999 | 46.00 | a | 47.00 | a | 69.00 | a | 71.00 | c | 81.00 | c | 86.00 | a | 94.00 | b | 91.00 | b | 83.00 | a | 73.00 | 68.00 | 41.00 | a | 94.00 | p | ||
2000 | 49.00 | a | 52.00 | b | 61.00 | c | 71.00 | d | 75.00 | a | 81.00 | 93.00 | 92.00 | b | 90.00 | b | 70.00 | a | 47.00 | 43.00 | b | 93.00 | r | |||
2001 | 47.00 | 45.00 | 63.00 | a | 75.00 | a | 85.00 | b | 84.00 | h | 90.00 | c | 94.00 | 90.00 | a | 82.00 | a | 62.00 | 44.00 | 94.00 | q | |||||
2002 | 50.00 | a | 50.00 | a | 59.00 | a | 62.00 | a | 76.00 | c | 89.00 | c | 99.00 | a | 86.00 | 89.00 | d | 67.00 | 60.00 | 54.00 | 99.00 | o | ||||
2003 | 50.00 | 46.00 | b | 65.00 | a | 69.00 | d | 86.00 | c | 90.00 | b | 95.00 | c | 98.00 | b | 91.00 | c | 81.00 | b | 49.00 | 51.00 | b | 98.00 | x | ||
2004 | 50.00 | a | 52.00 | 71.00 | a | 73.00 | b | 73.00 | e | 85.00 | a | 91.00 | b | 92.00 | b | 81.00 | a | 76.00 | a | 60.00 | a | 50.00 | 92.00 | q | ||
2005 | 56.00 | 55.00 | a | 66.00 | a | 70.00 | e | 79.00 | d | 88.00 | d | 93.00 | c | 93.00 | c | 84.00 | b | 73.00 | b | 61.00 | 51.00 | c | ----- | z | ||
2006 | 52.00 | 54.00 | b | 57.00 | 73.00 | e | 86.00 | 89.00 | c | 96.00 | b | 91.00 | b | 89.00 | b | 67.00 | a | 57.00 | 49.00 | a | 96.00 | r | ||||
2007 | 49.00 | 53.00 | 66.00 | a | 68.00 | e | 81.00 | b | 87.00 | a | 95.00 | 92.00 | 86.00 | a | 76.00 | a | 61.00 | 52.00 | 95.00 | k | ||||||
2008 | 45.00 | 50.00 | 53.00 | 72.00 | 84.00 | 91.00 | a | 91.00 | 97.00 | 85.00 | 83.00 | 61.00 | 52.00 | 97.00 | a | |||||||||||
2009 | 49.00 | 52.00 | 61.00 | 76.00 | ----- | z | 82.00 | a | 91.00 | 93.00 | a | 88.00 | a | 71.00 | 65.00 | 43.00 | ----- | z | ||||||||
2010 | 49.00 | 50.00 | 63.00 | a | ----- | z | 76.00 | e | 81.00 | d | 89.00 | a | 93.00 | ----- | z | ----- | z | ----- | z | 48.00 | ----- | z | ||||
2011 | 50.00 | d | 54.00 | b | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2013 | 44.00 | a | 50.00 | 63.00 | 69.00 | 82.00 | 85.00 | 93.00 | 91.00 | 92.00 | 69.00 | a | 56.00 | ----- | z | ----- | z | |||||||||
2014 | 49.00 | 48.00 | 61.00 | 69.00 | 77.00 | 78.00 | ----- | z | 94.00 | 85.00 | 74.00 | l | 65.00 | 56.00 | ----- | z | ||||||||||
2015 | 60.00 | 60.00 | 72.00 | 74.00 | 81.00 | 100.00 | 94.00 | 98.00 | 89.00 | 82.00 | 59.00 | 53.00 | 100.00 | |||||||||||||
2016 | 46.00 | 59.00 | 63.00 | 78.00 | 74.00 | 85.00 | 89.00 | 91.00 | 85.00 | 76.00 | 68.00 | 39.00 | 91.00 | |||||||||||||
2017 | 41.00 | 52.00 | 59.00 | ----- | z | 83.00 | 88.00 | 95.00 | 97.00 | 96.00 | 69.00 | 62.00 | 43.00 | ----- | z | |||||||||||
2018 | 52.00 | 55.00 | 60.00 | 78.00 | 77.00 | 88.00 | 90.00 | 103.00 | 85.00 | 70.00 | 55.00 | 48.00 | 103.00 | |||||||||||||
2019 | 51.00 | 47.00 | 62.00 | 71.00 | 75.00 | 81.00 | 90.00 | 94.00 | 91.00 | 71.00 | a | 61.00 | 50.00 | 94.00 | a | |||||||||||
2020 | 45.00 | 53.00 | 58.00 | 77.00 | 82.00 | 82.00 | 100.00 | 95.00 | 94.00 | 80.00 | 67.00 | 52.00 | 100.00 | |||||||||||||
2021 | 47.00 | 51.00 | a | 63.00 | 75.00 | ----- | z | 100.00 | 98.00 | ----- | z | 87.00 | 79.00 | 61.00 | 59.00 | ----- | z | |||||||||
2022 | 48.00 | 55.00 | 65.00 | 65.00 | 71.00 | 87.00 | 96.00 | 97.00 | 93.00 | 76.00 | 48.00 | 48.00 | 97.00 | |||||||||||||
2023 | 47.00 | 47.00 | 54.00 | 80.00 | 82.00 | 85.00 | 94.00 | 97.00 | 84.00 | 78.00 | 58.00 | 56.00 | 97.00 | |||||||||||||
2024 | 58.00 | 53.00 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 48.51 | 52.74 | 62.11 | 72.21 | 78.74 | 85.05 | 91.59 | 92.63 | 86.88 | 75.05 | 58.61 | 48.76 | 94.62 | |||||||||||||
S.D. | 3.98 | 4.79 | 4.86 | 5.15 | 4.91 | 5.21 | 3.55 | 4.15 | 4.58 | 5.48 | 5.62 | 4.71 | 3.31 | |||||||||||||
SKEW | 0.33 | 0.27 | -0.05 | -0.18 | -0.69 | 0.68 | 0.25 | -0.29 | -0.22 | 0.14 | -0.61 | -0.03 | 1.00 | |||||||||||||
MAX | 60.00 | 64.00 | 72.00 | 83.00 | 86.00 | 100.00 | 100.00 | 103.00 | 96.00 | 87.00 | 68.00 | 59.00 | 103.00 | |||||||||||||
MIN | 38.00 | 44.00 | 51.00 | 61.00 | 66.00 | 75.00 | 85.00 | 82.00 | 75.00 | 67.00 | 45.00 | 39.00 | 91.00 | |||||||||||||
YRS | 47 | 47 | 45 | 43 | 43 | 44 | 44 | 43 | 43 | 44 | 44 | 45 | 21 |