| YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1978 | 0.00 | z | 0.00 | z | 0.00 | z | 292.80 | e | 560.30 | d | 892.00 | 1115.00 | 1051.00 | 657.86 | b | 518.00 | 56.50 | 2.14 | b | 5145.59 | ||||||
| 1979 | 0.00 | 0.00 | 97.28 | b | 352.00 | 616.12 | c | 863.00 | 1103.00 | 1003.00 | 900.50 | 538.50 | 42.41 | a | 0.50 | i | 5515.81 | |||||||||
| 1980 | 33.07 | a | 74.50 | 72.33 | a | 367.00 | 516.15 | a | 862.50 | 1192.00 | 1090.00 | 771.96 | b | 433.00 | 137.50 | 18.17 | b | 5568.19 | ||||||||
| 1981 | 18.00 | 49.00 | 115.50 | 478.50 | 650.43 | d | 1062.00 | 1201.50 | 1180.77 | c | 882.00 | 331.70 | a | 160.00 | c | 22.45 | b | 6151.84 | ||||||||
| 1982 | 5.00 | 96.00 | 154.00 | 303.50 | 660.30 | a | 885.50 | 1123.00 | 1126.50 | 702.00 | 290.00 | 32.00 | 8.50 | 5386.30 | ||||||||||||
| 1983 | 0.00 | 44.00 | 162.50 | 222.00 | 588.00 | 903.00 | 1118.50 | 1056.50 | 842.00 | 452.50 | 138.50 | 15.00 | 5542.50 | |||||||||||||
| 1984 | 0.50 | 11.50 | 121.50 | 306.72 | a | 831.50 | 898.50 | 1190.00 | 1082.50 | 814.00 | 288.50 | 80.50 | 0.53 | b | 5626.26 | |||||||||||
| 1985 | 0.00 | 0.00 | 142.00 | 505.00 | 739.00 | 1075.50 | 1218.50 | 1066.50 | 641.50 | 382.33 | a | 64.00 | 3.00 | 5837.33 | ||||||||||||
| 1986 | 19.00 | 149.00 | 276.00 | 363.00 | 649.40 | b | 998.50 | 1014.00 | 1098.50 | 631.00 | 346.00 | 91.50 | 0.00 | 5635.90 | ||||||||||||
| 1987 | 2.00 | 24.50 | 85.00 | 437.50 | 641.00 | 936.00 | 1032.50 | 1052.50 | 795.50 | 503.00 | 101.90 | a | 17.00 | 5628.40 | ||||||||||||
| 1988 | 0.00 | c | 0.00 | z | 138.50 | 332.00 | 564.72 | a | 908.50 | 1163.00 | 1033.00 | 713.50 | 568.50 | 164.50 | 3.50 | 5589.72 | ||||||||||
| 1989 | 0.00 | z | 32.50 | 283.00 | 500.50 | 605.50 | 832.00 | 1136.50 | 933.00 | 730.50 | 369.50 | 56.00 | 0.00 | 5479.00 | ||||||||||||
| 1990 | 13.00 | 30.00 | 214.50 | 417.50 | 583.00 | 885.50 | 1155.50 | 1017.50 | 814.50 | 436.50 | 55.00 | 5.50 | 5628.00 | |||||||||||||
| 1991 | 0.00 | 46.00 | 54.50 | 238.00 | 474.50 | 827.50 | 1135.50 | 1033.00 | 751.00 | 510.00 | 85.00 | 1.00 | 5156.00 | |||||||||||||
| 1992 | 0.00 | 69.50 | 191.00 | 488.00 | 759.50 | 829.00 | 1049.50 | 1087.00 | 770.50 | 502.50 | 36.00 | 3.00 | 5785.50 | |||||||||||||
| 1993 | 0.00 | 3.00 | 244.50 | 352.50 | 704.50 | 763.50 | 1015.50 | 1007.50 | 726.00 | 385.50 | 22.50 | 2.00 | 5227.00 | |||||||||||||
| 1994 | 0.00 | 16.00 | 240.00 | 331.50 | 636.50 | 972.50 | 1176.00 | 1088.50 | 730.00 | 345.00 | 35.00 | 1.00 | 5572.00 | |||||||||||||
| 1995 | 14.00 | 110.00 | 141.50 | 256.50 | 459.00 | 719.00 | 1057.00 | 1060.00 | 796.50 | 426.00 | 111.00 | 37.50 | 5188.00 | |||||||||||||
| 1996 | 5.50 | 109.00 | 172.00 | 377.50 | 644.50 | 968.00 | 1191.00 | 1106.00 | 712.00 | 376.00 | 71.00 | 32.00 | 5764.50 | |||||||||||||
| 1997 | 26.50 | 19.00 | 249.50 | 306.00 | 723.50 | 869.00 | 1046.50 | 1049.00 | 782.00 | 357.00 | 88.50 | 0.00 | 5516.50 | |||||||||||||
| 1998 | 7.50 | 17.00 | 156.00 | 232.00 | 449.00 | 701.50 | 1103.00 | 1120.00 | 757.00 | 319.00 | 59.00 | 5.50 | 4926.50 | |||||||||||||
| 1999 | 16.00 | 32.50 | 196.33 | a | 228.10 | a | 577.50 | 815.50 | 851.50 | g | 998.50 | 732.41 | a | 429.35 | a | 0.00 | z | 10.00 | 4036.20 | |||||||
| 2000 | 0.00 | z | 32.50 | 158.50 | 443.28 | a | 701.00 | 924.31 | a | 1053.50 | 1043.00 | 726.72 | a | 398.50 | 4.50 | 0.00 | 5485.81 | |||||||||
| 2001 | 0.00 | 4.50 | 209.00 | 285.00 | 749.50 | 911.50 | 1024.00 | 1101.02 | a | 815.00 | 513.05 | a | 145.50 | 0.00 | 5758.07 | |||||||||||
| 2002 | 0.50 | 22.50 | 137.00 | 418.50 | 587.50 | 911.50 | 1177.00 | 1008.50 | 759.00 | 331.00 | 41.00 | 6.00 | 5400.00 | |||||||||||||
| 2003 | 21.00 | 25.00 | 181.00 | 288.00 | 621.50 | 924.00 | 1193.50 | 1059.00 | 790.50 | 568.00 | 30.50 | 1.07 | b | 5703.07 | ||||||||||||
| 2004 | 0.00 | 15.00 | 336.50 | 387.00 | 640.00 | 926.00 | 1080.50 | 979.00 | 695.00 | 377.00 | 59.50 | 4.00 | 5499.50 | |||||||||||||
| 2005 | 24.00 | 38.50 | 132.00 | 257.50 | 628.50 | 783.50 | 1181.00 | 1025.00 | 0.00 | z | 426.00 | 129.00 | 5.00 | 4630.00 | ||||||||||||
| 2006 | 21.50 | 44.00 | 68.50 | 355.00 | 718.00 | 981.50 | 1169.00 | 974.50 | 682.50 | 351.00 | 71.50 | 7.00 | 5444.00 | |||||||||||||
| 2007 | 0.00 | 23.00 | h | 241.00 | 314.00 | g | 658.00 | 903.00 | 1206.00 | 1081.50 | 726.50 | 355.50 | 124.50 | 9.00 | 5305.00 | |||||||||||
| 2008 | 0.00 | 27.50 | 148.00 | 142.50 | k | 245.50 | j | 392.00 | n | 1132.00 | 1110.00 | 772.50 | 399.50 | 118.00 | 5.00 | 3712.50 | ||||||||||
| 2009 | 0.50 | 40.50 | 154.00 | 282.00 | 764.87 | e | 761.00 | 1127.00 | 987.50 | 866.50 | 323.50 | 81.00 | 0.00 | 5388.37 | ||||||||||||
| 2010 | 0.00 | 5.00 | 99.00 | 246.00 | 320.50 | g | 886.00 | 1145.50 | 1037.50 | 750.00 | 465.50 | 97.50 | 17.50 | 4749.50 | ||||||||||||
| 2011 | 6.00 | 16.07 | a | 135.50 | 280.86 | a | 470.34 | b | 819.83 | a | 1076.73 | a | 1080.87 | a | 811.20 | e | 427.50 | 21.43 | b | 0.50 | 5146.84 | |||||
| 2012 | 1.00 | 19.00 | 214.00 | 392.50 | 655.00 | 917.00 | 1065.00 | 1127.00 | 801.21 | a | 419.00 | 124.50 | 11.00 | 5746.21 | ||||||||||||
| 2013 | 0.00 | 1.50 | 241.91 | c | 16.00 | 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 | 243.41 | |||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 7.11 | 37.11 | 170.38 | 343.14 | 631.16 | 885.80 | 1122.58 | 1055.86 | 760.32 | 413.24 | 80.49 | 7.47 | 5529.07 | |||||||||||||
| S.D. | 9.79 | 35.51 | 66.23 | 83.65 | 92.79 | 84.71 | 61.76 | 51.85 | 64.11 | 77.36 | 43.15 | 9.24 | 266.06 | |||||||||||||
| SKEW | 1.12 | 1.51 | 0.41 | 0.40 | -0.16 | -0.04 | -0.26 | -0.07 | 0.10 | 0.40 | 0.26 | 1.72 | -0.15 | |||||||||||||
| MAX | 33.07 | 149.00 | 336.50 | 505.00 | 831.50 | 1075.50 | 1218.50 | 1180.77 | 900.50 | 568.50 | 164.50 | 37.50 | 6151.84 | |||||||||||||
| MIN | 0.00 | 0.00 | 54.50 | 222.00 | 449.00 | 701.50 | 1014.00 | 933.00 | 631.00 | 288.50 | 4.50 | 0.00 | 4926.50 | |||||||||||||
| NO YRS | 33 | 33 | 35 | 33 | 33 | 34 | 34 | 35 | 34 | 35 | 34 | 34 | 25 | |||||||||||||