YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1947 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1948 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1949 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1950 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1951 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1952 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1953 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1954 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1955 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1956 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 292.00 | o | 184.50 | g | 0.00 | g | 0.00 | a | 0.00 | |
1957 | 0.00 | 0.00 | a | 26.23 | e | 62.00 | h | 225.04 | d | 421.00 | g | 592.50 | h | 584.00 | g | 358.50 | f | 184.45 | a | 10.00 | c | 0.00 | b | 445.72 | ||
1958 | 0.00 | d | 1.50 | h | 5.17 | d | 84.31 | a | 425.22 | a | 697.80 | e | 908.96 | c | 390.00 | q | 550.20 | e | 227.33 | a | 22.50 | 0.00 | l | 2921.49 | ||
1959 | 0.00 | 0.00 | a | 24.50 | 214.14 | a | 465.53 | b | 812.68 | b | 936.00 | 758.93 | d | 490.86 | a | 152.86 | b | 3.62 | a | 0.00 | 3859.12 | |||||
1960 | 0.00 | c | 0.00 | a | 39.78 | a | 174.50 | 351.85 | a | 666.43 | b | 603.50 | i | 811.88 | b | 595.38 | d | 173.00 | 20.50 | 0.00 | 2833.33 | |||||
1961 | 0.00 | a | 0.00 | b | 23.50 | 133.50 | 380.30 | c | 770.17 | a | 860.77 | a | 797.45 | b | 321.50 | 143.00 | 0.00 | 0.00 | c | 3430.19 | ||||||
1962 | 0.00 | 18.67 | a | 13.00 | 222.93 | a | 374.58 | a | 625.50 | 808.14 | b | 799.28 | a | 532.50 | d | 228.62 | c | 11.25 | b | 0.00 | a | 3634.48 | ||||
1963 | 0.00 | 3.36 | c | 45.95 | c | 113.79 | a | 476.62 | c | 590.36 | b | 869.07 | b | 735.73 | a | 562.78 | c | 312.77 | c | 17.14 | b | 0.00 | b | 3727.57 | ||
1964 | 0.00 | 0.00 | d | 6.72 | a | 112.50 | 273.50 | h | 588.00 | 949.24 | b | 395.50 | m | 511.61 | b | 273.66 | b | 18.62 | a | 0.00 | d | 2460.34 | ||||
1965 | 0.00 | a | 4.48 | c | 22.98 | b | 137.00 | 275.12 | c | 493.20 | e | 603.00 | f | 560.00 | g | 375.00 | b | 183.79 | c | 27.32 | b | 0.00 | a | 1518.89 | ||
1966 | 0.00 | 0.00 | a | 35.65 | a | 129.44 | c | 469.43 | c | 656.11 | c | 875.75 | a | 808.14 | b | 526.67 | c | 145.91 | b | 25.71 | b | 2.50 | 3675.32 | |||
1967 | 2.00 | 11.93 | a | 76.97 | b | 116.67 | c | 330.87 | e | 482.68 | b | 843.64 | c | 801.02 | c | 428.50 | f | 239.70 | c | 6.21 | a | 0.00 | a | 2911.67 | ||
1968 | 0.00 | 5.02 | c | 19.12 | a | 57.00 | 312.58 | a | 637.78 | c | 793.08 | a | 595.72 | a | 408.75 | b | 198.50 | 4.50 | 0.00 | a | 3032.05 | |||||
1969 | 0.00 | 0.00 | 18.08 | a | 157.24 | a | 465.00 | b | 493.45 | a | 841.81 | b | 835.93 | b | 556.00 | 58.38 | a | 0.52 | a | 0.00 | b | 3426.41 | ||||
1970 | 0.00 | b | 1.62 | b | 0.00 | c | 42.93 | a | 397.32 | a | 567.50 | 850.29 | c | 856.50 | 436.00 | 96.21 | b | 5.89 | b | 0.00 | 3254.25 | |||||
1971 | 0.00 | 0.00 | c | 64.58 | a | 116.67 | c | 310.53 | b | 680.69 | a | 742.00 | f | 858.70 | a | 273.50 | g | 157.21 | c | 0.00 | 0.00 | d | 2188.39 | |||
1972 | 0.00 | 17.09 | a | 109.05 | c | 161.90 | a | 354.71 | e | 649.29 | b | 701.00 | f | 772.93 | a | 461.50 | 182.90 | a | 0.00 | b | 0.00 | z | 2709.37 | |||
1973 | 0.00 | 0.00 | a | 0.00 | a | 37.24 | a | 0.00 | z | 450.56 | c | 747.74 | b | 738.32 | a | 330.50 | i | 154.40 | e | 29.00 | 0.00 | 2157.26 | ||||
1974 | 0.00 | 0.00 | 33.50 | 69.11 | b | 449.00 | 659.00 | 752.27 | a | 653.00 | 411.72 | a | 133.62 | b | 0.00 | 0.00 | 3161.22 | |||||||||
1975 | 0.00 | 0.00 | c | 10.00 | 50.69 | a | 195.54 | e | 413.04 | b | 719.50 | 599.85 | a | 384.64 | b | 141.16 | c | 9.50 | 0.00 | 2523.92 | ||||||
1976 | 0.00 | a | 1.00 | 14.47 | a | 145.56 | c | 339.34 | c | 585.50 | 851.98 | a | 699.05 | a | 491.38 | a | 93.00 | 0.50 | h | 0.00 | g | 3221.27 | ||||
1977 | 0.00 | 0.00 | a | 0.00 | 152.68 | b | 235.00 | 666.67 | c | 702.67 | a | 756.92 | a | 556.07 | b | 181.72 | b | 20.50 | 0.00 | a | 3272.22 | |||||
1978 | 0.00 | 0.00 | 70.27 | a | 130.86 | a | 276.42 | a | 616.00 | 841.65 | a | 764.50 | 466.03 | a | 149.32 | a | 22.24 | a | 0.00 | 3337.29 | ||||||
1979 | 0.00 | 0.00 | 4.13 | a | 145.56 | c | 0.00 | z | 584.00 | 802.00 | 721.78 | a | 601.61 | b | 270.39 | d | 0.00 | 0.00 | a | 3129.47 | ||||||
1980 | 0.00 | 1.04 | a | 0.00 | 110.17 | a | 197.88 | a | 578.50 | 772.93 | a | 669.60 | a | 478.93 | b | 169.50 | 36.21 | a | 2.07 | a | 3016.83 | |||||
1981 | 0.00 | 0.00 | 12.00 | 233.28 | a | 313.10 | a | 739.66 | a | 814.50 | 733.50 | 555.54 | b | 147.50 | 17.00 | 0.00 | 3566.07 | |||||||||
1982 | 0.00 | 4.00 | 8.00 | 102.50 | 322.00 | 549.50 | 833.00 | 775.50 | 475.00 | 89.50 | 3.50 | 0.00 | 3162.50 | |||||||||||||
1983 | 0.00 | 0.00 | 8.50 | 68.00 | 222.00 | 513.00 | 794.00 | 799.00 | 568.50 | 170.50 | 27.00 | 0.00 | 3170.50 | |||||||||||||
1984 | 0.00 | 0.00 | 1.00 | 54.50 | 433.00 | 539.50 | 857.50 | 838.50 | 560.00 | 137.50 | 10.00 | 0.00 | 3431.50 | |||||||||||||
1985 | 0.00 | 0.00 | 19.50 | 199.00 | 484.00 | 726.00 | 888.00 | 863.50 | 445.00 | 185.50 | 13.50 | 0.00 | 3824.00 | |||||||||||||
1986 | 1.00 | 30.00 | 102.00 | 100.50 | j | 371.00 | 769.50 | 774.45 | c | 562.00 | k | 441.50 | 116.50 | 3.00 | 0.00 | 2608.95 | ||||||||||
1987 | 0.00 | 0.00 | 0.00 | 216.00 | 391.50 | 708.00 | 807.50 | 448.50 | k | 529.50 | 147.50 | k | 25.50 | 0.00 | 2678.00 | |||||||||||
1988 | 0.00 | 0.00 | 29.50 | 150.50 | 389.00 | 778.50 | 591.00 | j | 348.00 | r | 271.50 | m | 229.00 | k | 43.00 | 0.00 | 1390.50 | |||||||||
1989 | 0.00 | 3.00 | 126.00 | 284.00 | 477.00 | 329.00 | m | 531.50 | m | 463.00 | l | 186.50 | u | 0.00 | z | 21.50 | 0.00 | 911.50 | ||||||||
1990 | 0.00 | 2.00 | 106.50 | 252.50 | 369.33 | b | 786.00 | 313.00 | t | 321.50 | t | 0.00 | z | 68.00 | q | 8.00 | 0.00 | 1524.33 | ||||||||
1991 | 0.00 | 0.00 | 14.50 | 122.00 | 412.50 | 667.00 | 494.50 | n | 454.50 | n | 192.00 | s | 40.00 | v | 13.00 | 0.00 | 1229.00 | |||||||||
1992 | 0.00 | 0.00 | 34.50 | 340.50 | 491.50 | 641.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1508.00 | |||||||
1993 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 523.39 | b | 27.00 | l | 2.00 | 0.00 | 525.39 | |||
1994 | 0.00 | 0.00 | 53.00 | 175.00 | 463.50 | 796.03 | a | 622.00 | j | 556.00 | l | 324.50 | l | 45.50 | m | 22.50 | 0.00 | 1510.03 | ||||||||
1995 | 0.00 | 4.00 | 70.00 | 116.50 | 254.00 | 525.50 | 527.50 | l | 310.00 | s | 81.00 | v | 62.50 | r | 4.50 | 4.00 | 978.50 | |||||||||
1996 | 0.00 | 1.00 | 37.50 | 147.50 | 483.50 | 705.50 | 512.00 | m | 839.00 | 247.50 | k | 3.00 | s | 4.50 | 0.00 | 2218.50 | ||||||||||
1997 | 0.00 | 0.00 | 74.50 | 85.50 | 399.50 | 684.00 | 826.50 | 559.00 | i | 539.00 | 153.50 | i | 1.50 | j | 0.00 | 2609.00 | ||||||||||
1998 | 0.00 | 1.50 | 42.00 | 77.50 | 379.00 | 577.50 | 901.00 | 851.50 | 662.00 | 205.50 | 7.50 | 0.00 | 3705.00 | |||||||||||||
1999 | 2.00 | 0.00 | 87.00 | 106.50 | 342.00 | 627.00 | 849.92 | a | 689.00 | 432.00 | 192.50 | 35.50 | 3.50 | 3366.92 | ||||||||||||
2000 | 0.00 | 0.50 | 17.50 | 265.50 | 510.00 | 675.00 | c | 881.00 | 834.50 | 535.00 | 180.00 | 0.00 | 0.00 | 3899.00 | ||||||||||||
2001 | 0.00 | 0.00 | 33.00 | 212.50 | 488.50 | 729.50 | 873.50 | 785.00 | 587.00 | 223.00 | 35.00 | 0.00 | 3967.00 | |||||||||||||
2002 | 0.00 | 0.00 | 44.00 | 278.50 | 420.00 | 755.00 | 951.00 | 772.50 | 502.50 | 106.00 | 0.00 | 0.00 | 3829.50 | |||||||||||||
2003 | 0.00 | 0.00 | 28.00 | 172.50 | 425.50 | 647.00 | 978.00 | 860.00 | 488.50 | 317.00 | 13.00 | 0.00 | 3929.50 | |||||||||||||
2004 | 0.00 | 0.00 | 117.00 | 174.00 | 446.50 | 659.50 | 846.50 | 751.00 | 484.00 | 183.50 | 1.00 | 0.00 | 3663.00 | |||||||||||||
2005 | 0.00 | 0.00 | 4.50 | 153.00 | 397.00 | 563.50 | 873.50 | 728.50 | 506.00 | 195.50 | 35.50 | 0.00 | 3457.00 | |||||||||||||
2006 | 0.00 | 2.50 | 22.50 | 206.50 | 458.50 | 726.00 | 878.00 | 749.00 | 373.50 | 139.50 | 10.50 | 0.00 | 3566.50 | |||||||||||||
2007 | 0.00 | 1.00 | 83.50 | 168.00 | 407.50 | 683.50 | 937.50 | 827.00 | 516.00 | 147.50 | 18.00 | 0.00 | 3789.50 | |||||||||||||
2008 | 0.00 | 0.00 | 28.00 | 103.00 | 306.00 | 628.00 | 922.50 | 794.50 | 493.00 | 196.00 | 33.00 | 0.00 | 3504.00 | |||||||||||||
2009 | 0.00 | 0.50 | 65.00 | 150.00 | 479.50 | 575.50 | 886.50 | 766.00 | 548.00 | 127.50 | 43.50 | 0.00 | 3642.00 | |||||||||||||
2010 | 0.00 | 0.00 | 22.50 | 159.50 | 339.50 | 702.50 | 898.00 | 758.50 | 566.50 | 237.50 | 18.50 | 0.00 | 3703.00 | |||||||||||||
2011 | 0.00 | a | 0.00 | a | 26.50 | 107.59 | a | 276.00 | 652.50 | 813.00 | 858.70 | a | 526.00 | 168.00 | 2.50 | 0.00 | 3430.79 | |||||||||
2012 | 0.00 | a | 0.00 | 90.00 | 223.00 | 455.18 | a | 769.00 | 891.00 | 855.00 | 516.50 | 218.00 | 22.00 | 0.00 | 4039.68 | |||||||||||
2013 | 0.00 | 0.00 | 43.50 | 11.50 | 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 | 43.50 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.09 | 2.08 | 37.77 | 149.46 | 379.13 | 642.74 | 850.09 | 774.75 | 502.12 | 176.34 | 14.82 | 0.23 | 3515.09 | |||||||||||||
S.D. | 0.39 | 5.38 | 33.80 | 66.47 | 85.22 | 93.53 | 62.45 | 68.05 | 68.81 | 55.20 | 12.49 | 0.83 | 327.48 | |||||||||||||
SKEW | 4.39 | 3.65 | 0.99 | 0.59 | -0.48 | -0.30 | -0.26 | -0.83 | -0.44 | 0.49 | 0.56 | 3.57 | -0.78 | |||||||||||||
MAX | 2.00 | 30.00 | 126.00 | 340.50 | 510.00 | 812.68 | 978.00 | 863.50 | 662.00 | 317.00 | 43.50 | 4.00 | 4039.68 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 37.24 | 195.54 | 413.04 | 702.67 | 595.72 | 321.50 | 58.38 | 0.00 | 0.00 | 2523.92 | |||||||||||||
NO YRS | 56 | 55 | 56 | 53 | 52 | 53 | 42 | 41 | 44 | 45 | 53 | 53 | 33 |