YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1943 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 267.50 | o | 463.00 | 438.00 | 163.00 | 6.00 | 2.00 | 1072.00 | ||||||
1944 | 0.00 | 1.50 | 11.50 | 36.50 | 150.50 | 306.00 | 509.00 | 468.00 | 436.00 | 226.00 | 12.50 | 0.50 | 2158.00 | |||||||||||||
1945 | 9.00 | 2.50 | 0.00 | 47.00 | 226.00 | 312.50 | 548.50 | 513.50 | 318.50 | 144.00 | 14.50 | 5.68 | a | 2141.68 | ||||||||||||
1946 | 0.00 | 1.50 | 9.00 | 60.00 | 247.50 | 297.00 | 520.00 | 517.50 | 311.00 | 33.00 | 3.50 | 2.00 | 2002.00 | |||||||||||||
1947 | 0.00 | 5.50 | 38.50 | 117.93 | a | 293.00 | 293.00 | 454.50 | 432.50 | 364.00 | 154.50 | 10.00 | 0.00 | 2163.43 | ||||||||||||
1948 | 0.00 | 0.00 | 7.00 | 23.50 | 133.00 | 411.96 | b | 448.47 | a | 451.00 | 344.00 | 105.50 | 0.00 | 0.00 | 1924.43 | |||||||||||
1949 | 0.00 | 3.00 | 7.50 | 103.00 | 248.00 | 325.50 | 462.50 | 478.00 | 367.50 | 45.00 | 46.00 | 0.00 | 2086.00 | |||||||||||||
1950 | 0.00 | 2.00 | 5.68 | a | 32.50 | 172.50 | 328.00 | 540.50 | 577.50 | 386.50 | 131.00 | 35.00 | 7.00 | 2218.18 | ||||||||||||
1951 | 1.00 | 29.00 | 0.50 | 124.14 | a | 180.00 | 415.00 | 511.00 | 497.00 | 393.50 | 119.00 | 2.00 | 2.00 | 2274.14 | ||||||||||||
1952 | 0.00 | 1.04 | a | 5.68 | a | 74.50 | 196.33 | a | 242.00 | 536.00 | 491.00 | 443.00 | 252.50 | 0.00 | 1.00 | 2243.05 | ||||||||||
1953 | 8.78 | a | 3.00 | 9.00 | 53.50 | 107.00 | 206.90 | a | 481.50 | 482.00 | 403.50 | 134.00 | 37.00 | 9.00 | 1935.18 | |||||||||||
1954 | 0.00 | 0.00 | 4.00 | 62.50 | 187.55 | a | 203.00 | 402.50 | 389.50 | 297.50 | 101.00 | 27.00 | 0.00 | 1674.55 | ||||||||||||
1955 | 0.00 | 0.00 | 0.00 | 15.00 | 124.50 | 307.00 | 358.57 | a | 464.00 | 343.00 | 120.50 | 22.50 | 5.00 | 1760.07 | ||||||||||||
1956 | 0.00 | 0.00 | a | 14.00 | 78.50 | 236.00 | 252.93 | a | 511.50 | b | 477.50 | 383.50 | 106.00 | 6.50 | 4.00 | 2070.43 | ||||||||||
1957 | 0.00 | 4.00 | 8.00 | 86.00 | 237.67 | a | 356.00 | 443.50 | 425.50 | 462.50 | 108.00 | 3.50 | 2.50 | 2137.17 | ||||||||||||
1958 | 0.50 | 22.00 | 7.00 | 42.50 | 318.50 | 398.00 | 641.00 | 630.50 | 386.00 | 184.00 | 46.00 | 26.50 | 2702.50 | |||||||||||||
1959 | 2.00 | 0.00 | 5.50 | 84.00 | 126.00 | 333.00 | 561.00 | 502.00 | 280.50 | 180.00 | 15.00 | 0.50 | 2089.50 | |||||||||||||
1960 | 3.00 | 1.00 | 29.50 | 65.00 | 119.50 | 375.50 | 568.00 | 445.50 | 359.50 | 152.00 | 9.50 | 1.00 | 2129.00 | |||||||||||||
1961 | 3.00 | 11.00 | 12.00 | 65.50 | 139.50 | 413.00 | 528.50 | 599.50 | 279.00 | 139.50 | 0.50 | 2.00 | 2193.00 | |||||||||||||
1962 | 3.50 | 0.00 | 3.00 | 101.50 | 68.50 | 298.50 | 479.00 | 453.50 | 398.00 | 104.00 | 25.00 | 4.50 | 1939.00 | |||||||||||||
1963 | 0.00 | 19.00 | 6.50 | 31.00 | 180.50 | 295.50 | 382.00 | 474.00 | 425.50 | 172.50 | 7.00 | 0.00 | 1993.50 | |||||||||||||
1964 | 1.50 | 0.00 | 14.00 | 14.00 | 115.50 | 252.50 | 476.50 | 438.00 | 294.50 | 155.00 | 7.00 | 11.50 | 1780.00 | |||||||||||||
1965 | 4.50 | 0.00 | 11.00 | 90.00 | 134.50 | 283.00 | 515.50 | 515.00 | 323.50 | 182.00 | 38.50 | 2.50 | 2100.00 | |||||||||||||
1966 | 0.00 | 0.00 | 20.00 | 84.00 | 179.00 | 311.00 | 450.50 | 503.00 | 392.50 | 141.50 | 8.00 | 10.50 | 2100.00 | |||||||||||||
1967 | 4.50 | 0.50 | 7.50 | 2.50 | 173.50 | 399.50 | 548.00 | 655.50 | 470.00 | 113.50 | 21.00 | 0.50 | 2396.50 | |||||||||||||
1968 | 12.00 | 38.50 | 28.00 | 46.00 | 128.00 | 309.50 | 500.50 | 434.00 | 334.00 | 75.50 | 22.00 | 0.00 | 1928.00 | |||||||||||||
1969 | 9.00 | 0.00 | 24.00 | 30.50 | 255.00 | 386.00 | 447.50 | 424.00 | 349.00 | 59.50 | 18.50 | 5.00 | 2008.00 | |||||||||||||
1970 | 13.00 | 0.00 | 7.00 | 10.50 | 170.00 | 409.00 | 528.50 | 483.50 | 258.50 | 114.00 | 7.50 | 1.00 | 2002.50 | |||||||||||||
1971 | 3.00 | 3.50 | 0.00 | 25.00 | 168.50 | 221.00 | 504.00 | 559.50 | 285.50 | 109.50 | 0.50 | 0.00 | 1880.00 | |||||||||||||
1972 | 1.50 | 4.00 | 54.50 | 19.00 | 202.00 | 320.00 | 570.50 | 570.50 | 279.00 | 121.50 | 11.00 | 8.50 | 2162.00 | |||||||||||||
1973 | 0.00 | 4.50 | 0.50 | 67.50 | 200.50 | 339.50 | 513.00 | 429.50 | 355.00 | 99.00 | 12.00 | 0.50 | 2021.50 | |||||||||||||
1974 | 3.00 | 0.00 | 19.00 | 17.50 | 128.50 | 334.50 | 457.00 | 531.00 | 492.00 | 143.50 | 16.00 | 2.50 | 2144.50 | |||||||||||||
1975 | 19.50 | 0.00 | 3.00 | 4.50 | 152.00 | 301.00 | 499.50 | 413.00 | 419.50 | 110.50 | 21.50 | 8.50 | 1952.50 | |||||||||||||
1976 | 0.00 | 0.00 | 7.50 | 28.50 | 156.50 | 232.50 | 458.00 | 432.50 | 399.50 | 148.50 | 43.50 | 0.00 | 1907.00 | |||||||||||||
1977 | 0.00 | 6.00 | 0.00 | 63.10 | a | 68.50 | 353.50 | 457.00 | 616.50 | 284.00 | 129.00 | 8.50 | 12.00 | 1998.10 | ||||||||||||
1978 | 0.50 | 1.50 | 62.00 | 32.50 | 110.50 | 385.50 | 513.00 | 510.00 | 293.00 | 169.50 | 7.50 | 0.00 | 2085.50 | |||||||||||||
1979 | 0.00 | 0.00 | 21.00 | 51.50 | 203.50 | 328.00 | 524.50 | 468.00 | 406.00 | 229.50 | 10.00 | 9.50 | 2251.50 | |||||||||||||
1980 | 1.00 | 10.00 | 6.50 | 82.00 | 111.50 | 221.50 | 501.50 | 428.50 | 361.50 | 172.50 | 52.50 | 25.00 | 1974.00 | |||||||||||||
1981 | 0.50 | 6.00 | 6.00 | 66.00 | 146.00 | 299.00 | 488.00 | 584.50 | 397.00 | 81.50 | 17.50 | 0.50 | 2092.50 | |||||||||||||
1982 | 0.00 | 13.50 | 2.00 | 32.00 | 175.50 | 371.00 | 455.50 | 537.00 | 382.50 | 150.50 | 1.50 | 1.00 | 2122.00 | |||||||||||||
1983 | 2.00 | 5.00 | 15.50 | 92.00 | 260.50 | 312.00 | 438.50 | 547.50 | 357.00 | 151.00 | 36.00 | 0.00 | 2217.00 | |||||||||||||
1984 | 12.00 | 5.00 | 40.50 | 26.00 | 149.00 | 276.00 | 540.00 | 528.00 | 385.50 | 132.50 | 8.50 | 0.00 | 2103.00 | |||||||||||||
1985 | 0.00 | 0.00 | 0.00 | 128.50 | 198.50 | 381.00 | 654.50 | 515.00 | 310.50 | 130.50 | 16.50 | 0.00 | 2335.00 | |||||||||||||
1986 | 5.50 | 21.00 | 69.50 | 55.00 | 188.50 | 451.00 | 443.50 | 647.50 | 316.00 | 181.50 | 8.50 | 0.00 | 2387.50 | |||||||||||||
1987 | 0.00 | 0.50 | 20.50 | 133.00 | 257.00 | 403.00 | 447.50 | 563.00 | 407.00 | 278.00 | 30.50 | 0.50 | 2540.50 | |||||||||||||
1988 | 0.50 | 3.50 | 16.00 | 86.50 | 152.50 | 299.50 | 560.50 | 538.00 | 412.50 | 106.00 | p | 26.50 | 0.00 | 2096.00 | ||||||||||||
1989 | 2.00 | 0.00 | i | 15.00 | 132.50 | j | 133.00 | i | 388.00 | 297.00 | l | 483.50 | 295.50 | k | 123.00 | i | 2.00 | j | 7.00 | k | 888.50 | |||||
1990 | 4.50 | k | 2.50 | j | 33.00 | i | 91.50 | i | 100.00 | i | 251.00 | i | 412.50 | j | 587.00 | 288.00 | l | 89.00 | j | 4.00 | k | 1.50 | m | 587.00 | ||
1991 | 2.00 | k | 22.50 | j | 1.00 | j | 31.50 | i | 92.50 | i | 162.00 | j | 410.50 | i | 426.00 | i | 400.50 | j | 171.00 | i | 15.00 | l | 0.00 | k | 0.00 | |
1992 | 17.00 | j | 27.00 | j | 66.00 | i | 166.50 | 219.00 | k | 481.50 | 588.50 | 455.50 | j | 310.00 | i | 116.50 | j | 9.50 | k | 0.00 | j | 1236.50 | ||||
1993 | 0.50 | n | 0.00 | i | 44.00 | 58.50 | 170.00 | l | 329.50 | 272.50 | j | 379.00 | i | 317.00 | i | 158.50 | k | 9.00 | m | 3.50 | m | 432.00 | ||||
1994 | 3.50 | l | 0.00 | k | 60.45 | a | 75.50 | j | 193.50 | j | 311.38 | a | 392.50 | l | 568.50 | 352.50 | i | 90.00 | k | 0.00 | k | 13.00 | j | 940.33 | ||
1995 | 6.50 | l | 40.00 | n | 30.00 | i | 47.50 | j | 157.00 | i | 373.00 | 384.50 | k | 513.64 | b | 337.50 | j | 103.50 | j | 61.00 | k | 2.50 | k | 886.64 | ||
1996 | 3.50 | m | 10.50 | j | 20.00 | j | 56.00 | k | 88.00 | j | 168.50 | k | 385.00 | i | 357.50 | i | 140.00 | l | 104.00 | j | 4.50 | l | 0.00 | m | 0.00 | |
1997 | 6.00 | k | 4.50 | i | 25.00 | j | 47.50 | 181.00 | n | 236.00 | j | 390.50 | i | 432.50 | j | 331.50 | i | 79.50 | j | 34.00 | l | 0.00 | l | 47.50 | ||
1998 | 0.00 | n | 0.00 | j | 24.00 | l | 76.50 | 122.50 | k | 386.00 | 469.00 | i | 364.00 | l | 258.50 | i | 46.50 | k | 1.50 | n | 4.00 | n | 462.50 | |||
1999 | 0.00 | m | 4.50 | l | 4.50 | i | 29.00 | k | 95.50 | l | 263.50 | h | 359.00 | k | 428.50 | i | 343.50 | i | 132.50 | k | 36.50 | l | 1.00 | j | 0.00 | |
2000 | 0.00 | k | 1.50 | i | 12.00 | i | 111.00 | j | 167.00 | i | 336.50 | h | 332.50 | l | 448.00 | i | 298.00 | k | 106.50 | l | 10.50 | m | 0.50 | k | 0.00 | |
2001 | 0.00 | j | 0.00 | j | 22.50 | l | 55.50 | l | 185.50 | i | 229.50 | i | 308.50 | n | 415.50 | h | 256.50 | l | 84.50 | m | 25.50 | j | 0.00 | k | 0.00 | |
2002 | 1.50 | i | 8.50 | j | 5.00 | j | 98.00 | 120.00 | h | 288.00 | j | 430.50 | j | 419.00 | i | 298.50 | k | 129.00 | i | 22.50 | m | 0.00 | j | 98.00 | ||
2003 | 12.00 | j | 0.00 | i | 24.50 | j | 14.50 | j | 129.50 | s | 296.00 | j | 476.00 | h | 392.00 | k | 284.00 | l | 204.00 | i | 4.00 | p | 0.00 | l | 0.00 | |
2004 | 0.00 | k | 0.50 | k | 56.50 | j | 69.00 | h | 156.50 | k | 193.50 | n | 334.50 | n | 418.50 | j | 200.00 | o | 93.00 | p | 0.00 | n | 0.00 | q | 0.00 | |
2005 | 5.50 | q | 0.00 | m | 27.50 | l | 24.50 | m | 106.00 | n | 149.00 | o | 266.50 | q | 325.00 | n | 158.00 | p | 42.50 | t | 4.00 | l | 0.00 | o | 0.00 | |
2006 | 0.00 | i | 0.00 | h | 0.00 | i | 25.50 | j | 126.00 | k | 231.00 | i | 274.50 | n | 272.50 | k | 176.50 | o | 52.00 | p | 0.00 | z | 0.00 | z | 0.00 | |
2007 | 0.00 | s | 0.00 | m | 0.50 | v | 15.50 | n | 60.50 | p | 132.00 | n | 0.00 | z | 140.50 | u | 144.00 | p | 20.50 | t | 0.00 | z | 0.00 | z | 0.00 | |
2008 | 0.00 | z | 2.50 | n | 4.00 | p | 9.00 | n | 83.50 | s | 0.00 | z | 171.00 | t | 182.50 | s | 0.00 | z | 47.50 | p | 0.00 | z | 0.00 | z | 0.00 | |
2009 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1.50 | 4.00 | 5.50 | |||
2010 | 0.00 | 0.00 | 9.50 | 36.50 | 90.00 | 222.50 | 274.00 | n | 452.60 | a | 326.00 | 87.00 | 17.50 | 7.50 | 1249.10 | |||||||||||
2011 | 0.00 | 1.50 | 17.00 | 7.00 | 65.00 | 257.50 | 407.00 | 482.00 | 410.50 | 113.00 | 2.50 | 9.00 | 1772.00 | |||||||||||||
2012 | 0.50 | 1.50 | 0.50 | 81.00 | 126.00 | 212.00 | 450.50 | 500.50 | 331.00 | 123.50 | 36.00 | 1.50 | 1864.50 | |||||||||||||
2013 | 0.00 | 0.00 | 6.50 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 2.54 | 4.74 | 15.41 | 59.68 | 169.96 | 324.29 | 496.39 | 503.64 | 364.35 | 137.04 | 16.75 | 3.93 | 2086.10 | |||||||||||||
S.D. | 4.27 | 8.15 | 17.20 | 36.76 | 58.27 | 65.92 | 59.86 | 63.19 | 56.62 | 48.17 | 14.03 | 5.75 | 197.62 | |||||||||||||
SKEW | 2.15 | 2.49 | 1.68 | 0.60 | 0.41 | 0.05 | 0.27 | 0.56 | 0.08 | 0.60 | 0.85 | 2.34 | 0.62 | |||||||||||||
MAX | 19.50 | 38.50 | 69.50 | 166.50 | 318.50 | 481.50 | 654.50 | 655.50 | 492.00 | 278.00 | 52.50 | 26.50 | 2702.50 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 2.50 | 65.00 | 203.00 | 358.57 | 389.50 | 258.50 | 33.00 | 0.00 | 0.00 | 1674.55 | |||||||||||||
NO YRS | 50 | 49 | 51 | 53 | 48 | 54 | 48 | 53 | 49 | 48 | 50 | 50 | 46 |