YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1973 | 0.00 | z | 0.00 | z | 652.00 | 469.50 | 306.00 | 185.50 | 87.50 | 140.50 | 164.00 | 429.00 | 639.00 | 643.50 | 3716.50 | |||||||||||
1974 | 898.00 | 691.50 | 618.00 | 504.00 | 401.50 | 188.00 | 107.00 | 79.50 | 97.50 | 408.00 | 570.50 | 698.00 | 5261.50 | |||||||||||||
1975 | 683.00 | 650.50 | 695.50 | 630.00 | 369.50 | 225.50 | 74.00 | 143.50 | 143.50 | 393.50 | 637.00 | 701.50 | 5347.00 | |||||||||||||
1976 | 759.50 | 712.00 | 692.50 | 530.50 | 327.00 | 262.50 | 87.50 | 90.00 | 128.04 | b | 393.00 | 570.00 | 859.00 | 5411.54 | ||||||||||||
1977 | 849.50 | 590.00 | 688.00 | 423.75 | b | 446.00 | 153.00 | 110.00 | 37.50 | 209.00 | 384.50 | 618.50 | 678.00 | 5187.75 | ||||||||||||
1978 | 718.50 | 551.00 | 514.00 | 501.50 | 378.50 | 123.00 | 80.50 | 88.00 | 205.00 | 364.50 | 745.00 | 0.00 | z | 4269.50 | ||||||||||||
1979 | 1079.00 | 653.00 | 546.50 | 471.50 | 294.00 | 146.00 | 58.50 | 60.00 | 100.34 | a | 283.00 | 664.00 | 670.00 | 5025.84 | ||||||||||||
1980 | 874.20 | a | 613.50 | 632.00 | 407.00 | 357.00 | 231.50 | 59.00 | 132.00 | 158.00 | 368.50 | 542.00 | 691.50 | 5066.20 | ||||||||||||
1981 | 748.50 | 628.00 | 583.00 | 437.50 | 321.88 | a | 196.50 | 90.50 | 46.00 | 129.50 | 441.00 | 557.50 | 702.00 | 4881.88 | ||||||||||||
1982 | 856.00 | 652.00 | 636.50 | 565.50 | 354.00 | 150.50 | 90.50 | 66.00 | 187.00 | 392.00 | 703.50 | 770.00 | 5423.50 | |||||||||||||
1983 | 692.00 | 534.00 | 509.00 | 485.00 | 290.00 | 217.00 | 121.00 | 46.00 | 223.00 | 423.00 | 521.00 | 911.92 | a | 4972.92 | ||||||||||||
1984 | 0.00 | z | 599.00 | 506.50 | 519.50 | 368.00 | 231.50 | 76.50 | 63.50 | 170.50 | 496.00 | 616.50 | 0.00 | z | 3647.50 | |||||||||||
1985 | 958.00 | 728.00 | 674.50 | 405.50 | 320.00 | 136.00 | 6.00 | 68.00 | 246.00 | 437.10 | a | 862.00 | 967.50 | 5808.60 | ||||||||||||
1986 | 675.28 | a | 618.50 | 447.50 | 512.00 | 335.00 | 115.00 | 120.00 | 15.50 | 230.00 | 356.50 | 577.50 | 0.00 | z | 4002.78 | |||||||||||
1987 | 796.50 | 598.50 | 549.50 | 383.50 | 270.00 | 101.50 | 102.50 | 63.50 | 137.50 | 305.50 | 591.72 | a | 840.10 | a | 4740.32 | |||||||||||
1988 | 827.00 | 659.75 | a | 602.00 | 432.50 | 331.50 | 187.00 | 72.00 | 85.50 | 161.00 | 304.00 | 585.00 | 804.50 | 5051.75 | ||||||||||||
1989 | 758.00 | 846.00 | 644.50 | 340.00 | 308.00 | 143.50 | 91.00 | 90.50 | 130.50 | 417.00 | 594.00 | 836.00 | 5199.00 | |||||||||||||
1990 | 738.00 | 707.00 | 535.50 | 395.50 | 356.00 | 160.00 | 38.00 | 45.50 | 75.50 | 464.50 | 574.00 | 988.50 | 5078.00 | |||||||||||||
1991 | 846.50 | 502.50 | 684.00 | 511.00 | 423.50 | 273.50 | 51.50 | 52.50 | 113.00 | 356.50 | 554.00 | 0.00 | z | 4368.50 | ||||||||||||
1992 | 688.50 | 519.00 | 473.00 | 366.50 | 214.00 | 109.50 | 55.00 | 55.50 | 162.50 | 339.00 | 622.00 | 828.00 | 4432.50 | |||||||||||||
1993 | 938.00 | 757.50 | 539.50 | 482.50 | 249.00 | 195.00 | 132.00 | 85.50 | 134.00 | 307.50 | 809.00 | 840.50 | 5470.00 | |||||||||||||
1994 | 721.00 | 694.50 | 536.00 | 436.00 | 279.50 | 207.00 | 51.50 | 38.50 | 78.50 | 451.00 | 774.50 | 749.50 | 5017.50 | |||||||||||||
1995 | 703.50 | 558.00 | 598.00 | 512.50 | 271.50 | 184.50 | 42.50 | 94.00 | 77.50 | 431.50 | 477.41 | a | 740.00 | 4690.91 | ||||||||||||
1996 | 733.50 | 693.00 | 594.50 | 420.00 | 391.50 | 178.50 | 42.00 | 59.00 | 205.50 | 422.50 | 609.50 | 721.50 | 5071.00 | |||||||||||||
1997 | 757.00 | 652.00 | 618.50 | 513.50 | 201.00 | 182.50 | 54.00 | 18.50 | 114.00 | 435.50 | 529.00 | 829.00 | 4904.50 | |||||||||||||
1998 | 633.50 | 546.00 | 576.00 | 485.50 | 361.00 | 159.00 | 25.50 | 48.00 | 110.00 | 419.00 | 553.00 | 798.50 | 4715.00 | |||||||||||||
1999 | 750.50 | 633.00 | 673.50 | 521.00 | 433.50 | 215.50 | 98.68 | a | 29.00 | 157.00 | 378.20 | a | 508.45 | a | 742.50 | 5140.83 | ||||||||||
2000 | 810.00 | 625.57 | a | 667.00 | 430.00 | 323.29 | c | 149.00 | 73.50 | 83.50 | 158.00 | 394.00 | 730.00 | 771.00 | 5214.86 | |||||||||||
2001 | 802.50 | 678.50 | 594.50 | 547.50 | 307.00 | 260.50 | 61.50 | 45.50 | 137.50 | 420.50 | 534.50 | 766.50 | 5156.50 | |||||||||||||
2002 | 767.50 | 634.50 | 697.50 | 467.50 | 390.00 | 158.00 | 46.00 | 80.00 | 134.50 | 452.00 | 589.50 | 693.50 | 5110.50 | |||||||||||||
2003 | 640.00 | 639.50 | 555.50 | 525.00 | 358.00 | 140.50 | 27.50 | 31.50 | 128.00 | 294.50 | 698.50 | 723.00 | 4761.50 | |||||||||||||
2004 | 784.00 | 633.00 | 522.50 | 408.50 | 289.00 | 144.50 | 25.50 | 36.00 | 185.50 | 364.00 | 671.00 | 756.00 | 4819.50 | |||||||||||||
2005 | 747.50 | 692.50 | 530.00 | 485.50 | 272.50 | 230.00 | 31.50 | 37.00 | 213.00 | 374.50 | 712.00 | 857.00 | 5183.00 | |||||||||||||
2006 | 685.50 | 730.50 | 677.50 | 473.00 | 313.00 | 140.00 | 52.00 | 100.50 | 160.00 | 484.00 | 637.24 | a | 822.03 | b | 5275.28 | |||||||||||
2007 | 925.50 | 640.50 | 498.67 | b | 477.00 | 331.00 | 198.00 | 25.00 | 57.50 | 192.50 | 477.00 | 702.50 | 789.00 | 5314.17 | ||||||||||||
2008 | 900.00 | 661.00 | 711.00 | 594.50 | 347.00 | 276.50 | 61.00 | 70.50 | 169.00 | 456.00 | 559.50 | 857.50 | 5663.50 | |||||||||||||
2009 | 831.50 | 683.50 | 699.00 | 514.50 | 318.78 | a | 109.00 | 43.50 | 70.50 | 113.50 | 443.50 | 607.50 | 935.00 | 5369.78 | ||||||||||||
2010 | 616.50 | 574.50 | 608.00 | 516.00 | 403.00 | 232.50 | 95.50 | 96.00 | 169.50 | 410.50 | 623.00 | 693.50 | 5038.50 | |||||||||||||
2011 | 751.50 | 728.00 | 622.58 | a | 602.07 | a | 460.72 | b | 231.00 | 115.50 | 54.00 | 94.29 | b | 393.04 | c | 660.00 | 907.04 | d | 5619.73 | |||||||
2012 | 791.00 | 683.05 | a | 704.73 | a | 474.83 | a | 384.06 | d | 234.83 | a | 78.02 | a | 54.77 | a | 146.25 | b | 366.32 | a | 551.50 | 730.57 | a | 5199.91 | |||
2013 | 916.50 | 662.50 | 593.65 | a | 19.00 | 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 | 2172.65 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 785.96 | 646.37 | 602.49 | 479.47 | 336.39 | 184.07 | 69.02 | 66.47 | 151.24 | 398.28 | 622.06 | 786.48 | 5132.14 | |||||||||||||
S.D. | 99.86 | 69.13 | 72.42 | 63.76 | 58.80 | 47.94 | 31.10 | 30.09 | 43.34 | 53.19 | 84.63 | 87.45 | 291.44 | |||||||||||||
SKEW | 0.67 | 0.17 | -0.21 | 0.08 | -0.05 | 0.16 | 0.11 | 0.76 | 0.21 | -0.40 | 0.85 | 0.51 | 0.02 | |||||||||||||
MAX | 1079.00 | 846.00 | 711.00 | 630.00 | 460.72 | 276.50 | 132.00 | 143.50 | 246.00 | 496.00 | 862.00 | 988.50 | 5808.60 | |||||||||||||
MIN | 616.50 | 502.50 | 447.50 | 340.00 | 201.00 | 101.50 | 6.00 | 15.50 | 75.50 | 283.00 | 477.41 | 643.50 | 4432.50 | |||||||||||||
NO YRS | 39 | 40 | 41 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 40 | 36 | 35 |