YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1969 | 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 | 611.54 | d | 641.00 | 1252.54 | ||
1970 | 692.00 | 518.50 | 564.00 | 569.00 | 305.00 | 127.00 | 53.00 | 76.00 | 222.50 | 421.00 | 553.00 | 764.50 | 4865.50 | |||||||||||||
1971 | 805.43 | d | 634.50 | 691.00 | 508.00 | 308.50 | 235.50 | 88.00 | 22.50 | 193.50 | 452.00 | 606.00 | 784.82 | a | 5329.74 | |||||||||||
1972 | 818.50 | 640.50 | 533.00 | 555.00 | 286.50 | 152.00 | 36.00 | 48.50 | 223.50 | 417.50 | 527.00 | 877.50 | 5115.50 | |||||||||||||
1973 | 802.38 | a | 529.00 | 615.35 | a | 434.50 | 287.00 | 168.00 | 67.50 | 123.50 | 150.50 | 386.50 | 623.50 | 640.50 | 4828.23 | |||||||||||
1974 | 874.50 | 662.50 | 602.00 | 491.50 | 390.00 | 159.50 | 83.00 | 73.50 | 77.50 | 367.50 | 534.00 | 636.50 | 4952.00 | |||||||||||||
1975 | 690.50 | 632.00 | 664.50 | 612.00 | 333.00 | 211.00 | 57.00 | 109.50 | 122.50 | 355.50 | 605.50 | 692.50 | 5085.50 | |||||||||||||
1976 | 728.50 | 687.00 | 676.50 | 528.00 | 331.00 | 271.00 | 72.50 | 69.00 | 110.00 | 372.50 | 528.50 | 785.00 | 5159.50 | |||||||||||||
1977 | 825.00 | 547.00 | 649.50 | 406.00 | 422.50 | 130.00 | 86.00 | 31.00 | 191.50 | 362.00 | 583.50 | 632.50 | 4866.50 | |||||||||||||
1978 | 646.50 | 528.00 | 466.50 | 481.50 | 373.00 | 118.50 | 74.50 | 69.50 | 181.50 | 360.50 | 729.00 | 866.00 | 4895.00 | |||||||||||||
1979 | 1034.00 | 648.50 | 506.00 | 461.00 | 283.00 | 139.00 | 59.50 | 52.50 | 89.50 | 271.50 | 653.00 | 631.00 | 4828.50 | |||||||||||||
1980 | 859.00 | 575.50 | 609.00 | 394.50 | 351.50 | 224.50 | 55.50 | 105.00 | 149.50 | 338.00 | 501.50 | 632.00 | 4795.50 | |||||||||||||
1981 | 695.50 | 571.00 | 532.50 | 438.00 | 308.50 | 186.50 | 81.00 | 38.50 | 129.50 | 422.50 | 526.00 | 672.50 | 4602.00 | |||||||||||||
1982 | 818.00 | 642.50 | 611.50 | 511.00 | 345.00 | 137.00 | 87.00 | 55.00 | 180.00 | 360.00 | 647.00 | 749.50 | 5143.50 | |||||||||||||
1983 | 652.00 | 526.00 | 506.50 | 441.00 | 279.00 | 196.00 | 100.00 | 30.50 | 200.00 | 383.50 | 495.00 | 846.50 | 4656.00 | |||||||||||||
1984 | 747.50 | 585.50 | 494.00 | 495.00 | 367.50 | 231.50 | 65.50 | 44.50 | 156.50 | 444.00 | 586.50 | 844.00 | 5062.00 | |||||||||||||
1985 | 876.00 | 708.00 | 666.50 | 398.00 | 305.50 | 137.50 | 14.50 | 79.50 | 245.00 | 403.00 | 812.00 | 915.00 | 5560.50 | |||||||||||||
1986 | 641.50 | 578.50 | 449.50 | 484.00 | 318.00 | 97.50 | 96.50 | 7.50 | 235.00 | 317.00 | 539.00 | 733.50 | 4497.50 | |||||||||||||
1987 | 748.50 | 545.50 | 534.50 | 346.00 | 258.50 | 121.50 | 67.50 | 57.50 | 136.00 | 297.50 | 536.50 | 769.50 | 4419.00 | |||||||||||||
1988 | 764.00 | 599.50 | 560.50 | 414.00 | 335.00 | 150.00 | 55.50 | 60.00 | 161.50 | 251.00 | 550.50 | 750.50 | 4652.00 | |||||||||||||
1989 | 738.50 | 821.00 | 575.50 | 315.50 | 306.00 | 119.00 | 79.50 | 73.00 | 106.00 | 374.00 | 549.00 | 778.00 | 4835.00 | |||||||||||||
1990 | 703.00 | 712.00 | 515.50 | 357.00 | 330.50 | 142.50 | 25.50 | 36.00 | 67.00 | 384.00 | 549.00 | 964.50 | 4786.50 | |||||||||||||
1991 | 825.00 | 477.00 | 638.50 | 484.00 | 387.00 | 244.50 | 36.00 | 42.50 | 93.50 | 356.00 | 537.00 | 720.00 | 4841.00 | |||||||||||||
1992 | 683.00 | 485.50 | 442.50 | 319.50 | 185.00 | 77.50 | 23.50 | 48.00 | 144.00 | 315.50 | 585.50 | 781.00 | 4090.50 | |||||||||||||
1993 | 880.00 | 690.00 | 517.00 | 444.00 | 203.00 | 165.00 | 103.50 | 70.50 | 126.50 | 280.00 | 763.00 | 785.50 | 5028.00 | |||||||||||||
1994 | 689.00 | 660.50 | 507.50 | 389.00 | 255.00 | 194.50 | 51.00 | 27.50 | 73.50 | 383.00 | 724.50 | 711.50 | 4666.50 | |||||||||||||
1995 | 668.00 | 509.50 | 555.50 | 468.00 | 271.50 | 163.00 | 31.00 | 75.00 | 59.00 | 390.00 | 454.00 | 676.00 | 4320.50 | |||||||||||||
1996 | 696.00 | 641.00 | 532.00 | 390.50 | 359.50 | 169.50 | 39.00 | 42.00 | 179.50 | 384.00 | 563.00 | 692.50 | 4688.50 | |||||||||||||
1997 | 726.00 | 611.00 | 577.00 | 434.50 | 167.00 | 155.00 | 44.00 | 9.00 | 89.50 | 405.50 | 457.00 | 792.50 | 4468.00 | |||||||||||||
1998 | 620.50 | 509.50 | 540.50 | 445.50 | 361.00 | 153.00 | 15.00 | 36.50 | 91.00 | 379.00 | 524.50 | 798.00 | 4474.00 | |||||||||||||
1999 | 712.48 | a | 610.50 | 646.50 | 487.50 | 390.50 | 195.00 | 75.50 | 39.50 | 141.50 | 376.00 | 455.00 | 721.00 | 4850.98 | ||||||||||||
2000 | 783.00 | 613.00 | 634.50 | 369.00 | 294.50 | 121.00 | 71.00 | 81.00 | 139.00 | 366.50 | 686.00 | 724.50 | 4883.00 | |||||||||||||
2001 | 724.50 | 642.50 | 569.50 | 507.50 | 259.00 | 231.50 | 48.00 | 30.00 | 110.00 | 383.50 | 520.00 | 722.00 | 4748.00 | |||||||||||||
2002 | 746.50 | 588.50 | 680.00 | 461.50 | 379.00 | 148.50 | 32.00 | 71.00 | 119.50 | 441.00 | 546.50 | 647.50 | 4861.50 | |||||||||||||
2003 | 601.50 | 613.00 | 515.00 | 500.50 | 320.50 | 117.00 | 16.00 | 17.50 | 110.00 | 259.50 | 640.00 | 695.50 | 4406.00 | |||||||||||||
2004 | 742.50 | 601.00 | 479.50 | 380.50 | 264.00 | 129.00 | 18.00 | 26.00 | 183.50 | 368.00 | 643.00 | 727.00 | 4562.00 | |||||||||||||
2005 | 707.00 | 662.50 | 476.00 | 453.50 | 260.50 | 211.50 | 23.00 | 22.00 | 174.50 | 331.50 | 649.00 | 792.00 | 4763.00 | |||||||||||||
2006 | 679.50 | 663.00 | 650.50 | 454.00 | 303.50 | 127.00 | 42.00 | 62.00 | 133.00 | 425.50 | 601.50 | 790.00 | 4931.50 | |||||||||||||
2007 | 890.00 | 633.50 | 541.00 | 481.00 | 348.00 | 177.00 | 15.50 | 49.00 | 191.50 | 444.00 | 679.50 | 791.50 | 5241.50 | |||||||||||||
2008 | 910.00 | 674.50 | 696.50 | 589.00 | 347.00 | 265.00 | 47.50 | 0.00 | z | 154.50 | 402.50 | 527.50 | 801.50 | 5415.50 | ||||||||||||
2009 | 826.00 | 668.50 | 675.00 | 499.14 | a | 0.00 | z | 111.00 | 37.00 | 63.50 | 105.00 | e | 430.00 | 594.00 | 912.50 | 4921.64 | ||||||||||
2010 | 569.92 | e | 534.50 | 594.50 | 483.50 | 368.00 | 200.00 | 73.92 | e | 62.50 | 131.00 | 336.50 | 583.50 | 661.00 | 4598.85 | |||||||||||
2011 | 711.00 | 665.00 | 588.00 | 559.66 | a | 397.50 | 167.50 | 84.50 | 39.00 | 78.00 | 340.50 | 623.50 | 855.00 | 5109.16 | ||||||||||||
2012 | 734.50 | 637.00 | 693.00 | 419.50 | 345.50 | 213.00 | 54.50 | 31.00 | 99.83 | a | 354.00 | 497.50 | 705.50 | 4784.83 | ||||||||||||
2013 | 861.00 | 635.00 | 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 | 1496.00 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 753.36 | 611.78 | 576.14 | 457.24 | 316.45 | 167.23 | 55.50 | 52.56 | 140.83 | 369.60 | 584.13 | 752.52 | 4811.04 | |||||||||||||
S.D. | 93.57 | 69.48 | 73.09 | 68.50 | 56.74 | 46.42 | 25.66 | 26.01 | 47.88 | 49.47 | 80.25 | 83.76 | 288.30 | |||||||||||||
SKEW | 0.57 | 0.20 | 0.05 | 0.01 | -0.59 | 0.43 | 0.01 | 0.60 | 0.33 | -0.56 | 0.75 | 0.45 | 0.05 | |||||||||||||
MAX | 1034.00 | 821.00 | 696.50 | 612.00 | 422.50 | 271.00 | 103.50 | 123.50 | 245.00 | 452.00 | 812.00 | 964.50 | 5560.50 | |||||||||||||
MIN | 569.92 | 477.00 | 442.50 | 315.50 | 167.00 | 77.50 | 14.50 | 7.50 | 59.00 | 251.00 | 454.00 | 631.00 | 4090.50 | |||||||||||||
NO YRS | 44 | 44 | 43 | 43 | 42 | 43 | 43 | 42 | 43 | 43 | 44 | 44 | 41 |