| 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 | 457.20 | e | 218.72 | d | 3.00 | 0.00 | 12.00 | 141.96 | b | 259.50 | 798.50 | 1186.55 | b | 3077.44 | ||||||
| 1979 | 1389.00 | 1195.00 | 702.31 | b | 420.00 | 199.84 | c | 56.00 | 0.00 | 0.50 | 10.00 | 269.00 | 826.03 | a | 699.50 | i | 5067.68 | |||||||||
| 1980 | 905.20 | a | 695.00 | 736.77 | a | 384.00 | 273.32 | a | 30.00 | 0.00 | 0.00 | 44.46 | b | 366.00 | 722.00 | 935.88 | b | 5092.63 | ||||||||
| 1981 | 925.50 | 873.50 | 666.50 | 281.00 | 153.85 | d | 27.00 | 0.00 | 0.00 | c | 12.50 | 444.85 | a | 642.22 | c | 929.47 | b | 4956.39 | ||||||||
| 1982 | 1134.00 | 748.00 | 675.50 | 464.00 | 152.93 | a | 29.50 | 1.50 | 0.00 | 147.00 | 487.50 | 799.50 | 982.00 | 5621.43 | ||||||||||||
| 1983 | 1042.00 | 767.50 | 633.50 | 540.50 | 259.00 | 23.50 | 1.50 | 2.00 | 47.00 | 323.50 | 769.00 | 927.00 | 5336.00 | |||||||||||||
| 1984 | 1019.00 | 809.00 | 674.50 | 452.07 | a | 85.00 | 30.00 | 1.50 | 0.00 | 49.50 | 513.00 | 772.00 | 1199.38 | b | 5604.95 | |||||||||||
| 1985 | 1561.00 | 1275.00 | 674.50 | 245.00 | 78.00 | 11.50 | 0.00 | 0.00 | 137.00 | 392.67 | a | 1034.00 | 1028.00 | 6436.67 | ||||||||||||
| 1986 | 874.50 | 626.00 | 508.50 | 387.00 | 186.53 | b | 3.50 | 0.00 | 0.00 | 173.00 | 431.50 | 727.00 | 1101.50 | 5019.03 | ||||||||||||
| 1987 | 1383.00 | 823.00 | 726.50 | 312.50 | 156.00 | 0.00 | 8.50 | 0.00 | 17.00 | 273.00 | 722.59 | a | 1104.00 | 5526.09 | ||||||||||||
| 1988 | 1527.86 | c | 0.00 | z | 677.00 | 418.00 | 238.70 | a | 32.00 | 0.00 | 1.00 | 121.50 | 207.50 | 690.00 | 1213.00 | 5126.56 | ||||||||||
| 1989 | 0.00 | z | 1051.00 | 516.50 | 255.00 | 192.50 | 22.50 | 0.00 | 7.00 | 49.00 | 425.50 | 795.00 | 1087.00 | 4401.00 | ||||||||||||
| 1990 | 1094.50 | 947.50 | 597.00 | 332.50 | 194.50 | 35.50 | 0.00 | 5.00 | 43.50 | 340.00 | 799.50 | 1266.00 | 5655.50 | |||||||||||||
| 1991 | 1180.50 | 709.00 | 781.50 | 517.50 | 307.50 | 28.00 | 0.00 | 0.00 | 55.00 | 306.50 | 774.00 | 1174.00 | 5833.50 | |||||||||||||
| 1992 | 1324.00 | 700.00 | 586.00 | 263.50 | 51.00 | 52.50 | 9.50 | 0.00 | 34.50 | 274.50 | 918.50 | 1239.00 | 5453.00 | |||||||||||||
| 1993 | 1280.00 | 887.50 | 545.00 | 398.50 | 115.50 | 90.00 | 0.00 | 0.00 | 93.00 | 389.50 | 900.00 | 1193.50 | 5892.50 | |||||||||||||
| 1994 | 1070.00 | 866.50 | 542.00 | 421.50 | 177.50 | 2.50 | 0.00 | 0.00 | 65.00 | 431.50 | 981.50 | 1144.50 | 5702.50 | |||||||||||||
| 1995 | 935.00 | 606.50 | 673.50 | 497.50 | 316.00 | 127.00 | 0.00 | 0.00 | 52.00 | 354.50 | 661.50 | 991.50 | 5215.00 | |||||||||||||
| 1996 | 1006.50 | 732.00 | 628.50 | 377.50 | 152.50 | 9.50 | 0.00 | 0.00 | 107.00 | 428.50 | 751.50 | 963.00 | 5156.50 | |||||||||||||
| 1997 | 1049.00 | 781.50 | 558.50 | 465.50 | 104.00 | 24.50 | 3.00 | 0.00 | 44.50 | 422.50 | 714.50 | 1120.50 | 5288.00 | |||||||||||||
| 1998 | 947.50 | 808.50 | 669.00 | 525.50 | 326.00 | 115.50 | 0.00 | 0.00 | 57.50 | 459.50 | 749.50 | 1082.50 | 5741.00 | |||||||||||||
| 1999 | 1006.50 | 815.00 | 601.92 | a | 576.21 | a | 222.50 | 71.50 | 0.00 | g | 1.50 | 67.24 | a | 345.65 | a | 0.00 | z | 1107.00 | 4815.01 | |||||||
| 2000 | 0.00 | z | 744.00 | 630.50 | 309.83 | a | 146.00 | 10.34 | a | 0.00 | 5.50 | 88.45 | a | 381.50 | 944.00 | 1023.50 | 4283.62 | |||||||||
| 2001 | 1121.00 | 874.00 | 597.00 | 484.50 | 102.00 | 44.00 | 0.00 | 0.00 | a | 22.50 | 270.73 | a | 676.50 | 1181.00 | 5373.23 | |||||||||||
| 2002 | 1089.50 | 857.50 | 741.50 | 340.50 | 216.50 | 28.00 | 0.00 | 0.00 | 58.50 | 446.00 | 785.50 | 1054.00 | 5617.50 | |||||||||||||
| 2003 | 866.50 | 825.50 | 626.00 | 469.00 | 238.00 | 13.00 | 0.00 | 2.50 | 51.50 | 218.00 | 849.00 | 1114.93 | b | 5273.93 | ||||||||||||
| 2004 | 1482.00 | 957.00 | 447.00 | 363.00 | 151.50 | 16.50 | 0.00 | 7.50 | 126.00 | 402.50 | 766.00 | 1059.50 | 5778.50 | |||||||||||||
| 2005 | 937.00 | 707.00 | 673.50 | 504.50 | 201.00 | 66.00 | 0.00 | 1.50 | 0.00 | z | 350.00 | 699.50 | 1049.50 | 5189.50 | ||||||||||||
| 2006 | 965.00 | 818.00 | 819.50 | 400.50 | 127.00 | 10.50 | 0.00 | 0.00 | 147.00 | 424.50 | 788.50 | 1248.00 | 5748.50 | |||||||||||||
| 2007 | 1435.00 | 576.50 | h | 584.50 | 269.50 | g | 142.00 | 42.50 | 0.00 | 0.00 | 131.00 | 421.50 | 718.00 | 1152.00 | 4626.50 | |||||||||||
| 2008 | 1127.50 | 836.50 | 663.00 | 341.00 | k | 279.50 | j | 49.50 | n | 0.00 | 0.00 | 49.50 | 397.00 | 646.00 | 1180.00 | 4899.50 | ||||||||||
| 2009 | 1307.50 | 858.00 | 696.50 | 488.50 | 50.08 | e | 74.00 | 0.00 | 3.00 | 6.00 | 468.50 | 774.00 | 1361.00 | 6087.08 | ||||||||||||
| 2010 | 1453.50 | 860.00 | 728.50 | 531.00 | 279.50 | g | 40.00 | 0.00 | 10.00 | 52.00 | 329.50 | 817.00 | 933.00 | 5754.50 | ||||||||||||
| 2011 | 1075.00 | 850.37 | a | 672.50 | 496.55 | a | 313.21 | b | 63.62 | a | 0.00 | a | 0.00 | a | 24.00 | e | 365.00 | 870.00 | b | 1134.50 | 5864.75 | |||||
| 2012 | 1065.50 | 849.50 | 612.50 | 368.50 | 157.50 | 30.00 | 0.00 | 0.00 | 33.62 | a | 492.50 | 935.00 | 1488.50 | 6033.12 | ||||||||||||
| 2013 | 1646.00 | 875.00 | 542.50 | c | 9.00 | 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 | 3063.50 | |||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 1158.35 | 837.25 | 640.29 | 416.62 | 182.01 | 37.16 | 0.75 | 1.69 | 69.39 | 374.67 | 788.75 | 1116.31 | 5572.29 | |||||||||||||
| S.D. | 221.11 | 138.05 | 80.73 | 89.87 | 74.95 | 30.93 | 2.20 | 3.12 | 46.05 | 79.18 | 95.48 | 125.38 | 359.97 | |||||||||||||
| SKEW | 0.63 | 1.30 | -0.15 | -0.28 | 0.23 | 1.26 | 3.30 | 1.98 | 0.69 | -0.37 | 0.72 | 0.64 | 0.25 | |||||||||||||
| MAX | 1646.00 | 1275.00 | 819.50 | 576.21 | 326.00 | 127.00 | 9.50 | 12.00 | 173.00 | 513.00 | 1034.00 | 1488.50 | 6436.67 | |||||||||||||
| MIN | 866.50 | 606.50 | 447.00 | 245.00 | 50.08 | 0.00 | 0.00 | 0.00 | 6.00 | 207.50 | 642.22 | 927.00 | 4956.39 | |||||||||||||
| NO YRS | 33 | 33 | 35 | 33 | 33 | 34 | 34 | 35 | 34 | 35 | 34 | 34 | 25 | |||||||||||||