YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1981 | 0.00 | z | 732.15 | a | 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 | 732.15 | |
1982 | 804.50 | 703.65 | e | 788.00 | 802.00 | 911.18 | c | 921.50 | 1001.50 | 1053.00 | 970.86 | a | 960.50 | 876.00 | 801.00 | 9999.00 | ||||||||||
1983 | 0.00 | z | 718.00 | 847.50 | 843.50 | 887.00 | 898.50 | 951.50 | 980.50 | 954.50 | 959.00 | 866.50 | 819.00 | 9725.50 | ||||||||||||
1984 | 852.50 | a | 752.50 | 843.72 | a | 821.50 | 879.50 | 873.50 | 936.00 | 933.10 | a | 919.00 | 946.05 | c | 864.00 | 778.50 | 9999.00 | |||||||||
1985 | 724.50 | 681.50 | 762.00 | 760.20 | e | 917.00 | 883.50 | 957.50 | 962.00 | 950.00 | 937.50 | 840.00 | 0.00 | z | 9375.70 | |||||||||||
1986 | 785.00 | 733.00 | 907.50 | 857.00 | 946.00 | 945.50 | 1015.00 | 1044.50 | 991.00 | 1008.02 | a | 906.50 | 809.00 | 9999.00 | ||||||||||||
1987 | 774.00 | 676.50 | 795.50 | 793.00 | 833.38 | a | 917.00 | 986.00 | 999.00 | 1006.50 | 982.50 | 882.00 | 830.50 | 9999.00 | ||||||||||||
1988 | 778.50 | 762.50 | 829.00 | 831.00 | 907.50 | 893.00 | 937.50 | 954.11 | d | 926.50 | 941.00 | 903.50 | 835.50 | 9999.00 | ||||||||||||
1989 | 793.50 | 685.50 | 808.50 | 797.00 | 895.00 | 902.50 | 942.50 | 955.00 | 908.50 | 951.50 | 853.50 | 784.50 | 9999.00 | |||||||||||||
1990 | 744.00 | 656.00 | 747.00 | 811.00 | 872.50 | 876.00 | 955.50 | 980.00 | 945.50 | 943.00 | 842.50 | 772.93 | a | 9999.00 | ||||||||||||
1991 | 742.00 | 710.50 | 782.50 | 607.50 | g | 841.50 | 840.00 | 912.50 | 948.00 | 911.00 | 890.00 | 843.50 | 797.98 | b | 9219.48 | |||||||||||
1992 | 714.55 | a | 679.00 | 771.00 | 795.50 | 863.50 | 886.50 | 946.00 | 957.50 | 926.25 | b | 950.15 | a | 825.00 | c | 808.50 | 9999.00 | |||||||||
1993 | 689.75 | a | 629.50 | 751.75 | a | 792.50 | 830.50 | 871.50 | 918.38 | c | 946.00 | 929.50 | 921.00 | 796.50 | 762.50 | 9839.38 | ||||||||||
1994 | 715.00 | 673.00 | 777.50 | 786.00 | 868.00 | 854.50 | 938.00 | 964.50 | 940.50 | 926.50 | 828.50 | 751.23 | a | 9999.00 | ||||||||||||
1995 | 716.62 | a | 648.15 | a | 801.50 | 786.43 | b | 859.50 | 863.79 | a | 944.47 | a | 940.85 | a | 914.00 | 906.50 | 865.00 | 817.37 | a | 9999.00 | ||||||
1996 | 799.00 | 701.50 | 749.17 | a | 833.50 | 916.50 | 908.00 | 965.50 | 945.00 | 909.00 | 931.50 | 842.50 | 748.65 | a | 9999.00 | |||||||||||
1997 | 731.08 | a | 696.00 | 767.50 | 800.00 | 868.50 | 882.50 | 932.00 | 941.00 | 927.50 | 910.00 | 809.50 | 748.00 | 9999.00 | ||||||||||||
1998 | 714.50 | 657.00 | 764.50 | 766.00 | 774.50 | 802.00 | 874.50 | 908.00 | 860.50 | 867.00 | 797.50 | 746.50 | 9532.50 | |||||||||||||
1999 | 719.00 | 641.00 | 751.00 | 738.50 | 837.50 | 806.00 | 861.00 | 874.50 | 835.00 | 828.50 | 779.50 | 746.07 | a | 9417.57 | ||||||||||||
2000 | 700.50 | 660.50 | 765.00 | 735.00 | 842.50 | 842.00 | 909.50 | 927.00 | 875.69 | a | 890.50 | 776.38 | a | 739.50 | 9664.07 | |||||||||||
2001 | 745.50 | 657.48 | a | 743.48 | a | 750.00 | 817.00 | 819.83 | a | 878.33 | a | 924.00 | 882.50 | 879.00 | 791.50 | 763.00 | 9651.63 | |||||||||
2002 | 735.00 | 641.50 | 752.50 | 811.50 | 848.50 | 851.00 | 917.50 | 911.50 | 850.50 | 860.00 | 793.97 | a | 770.00 | 9743.47 | ||||||||||||
2003 | 730.50 | 646.00 | 769.00 | 775.50 | 840.50 | 837.00 | 636.00 | i | 613.00 | k | 480.50 | j | 626.50 | h | 481.00 | l | 562.00 | i | 4598.50 | |||||||
2004 | 479.00 | k | 494.50 | j | 559.00 | i | 524.50 | j | 557.50 | k | 401.50 | p | 581.00 | k | 575.00 | l | 598.00 | j | 583.50 | k | 500.00 | l | 381.00 | p | 0.00 | |
2005 | 476.50 | k | 422.50 | j | 509.00 | k | 579.50 | i | 585.50 | j | 602.00 | i | 587.00 | k | 663.00 | i | 632.50 | i | 584.00 | j | 533.00 | j | 524.50 | j | 0.00 | |
2006 | 476.00 | k | 434.00 | i | 534.50 | i | 472.50 | k | 557.50 | i | 582.00 | i | 563.50 | k | 657.00 | i | 578.00 | j | 625.00 | i | 513.50 | k | 467.00 | k | 0.00 | |
2007 | 462.00 | j | 395.00 | i | 471.00 | j | 460.50 | j | 526.50 | i | 482.50 | k | 540.50 | j | 570.50 | i | 493.00 | k | 581.00 | h | 464.50 | j | 424.00 | k | 0.00 | |
2008 | 403.50 | j | 396.00 | i | 412.50 | l | 493.00 | h | 449.00 | k | 473.50 | j | 548.50 | i | 495.50 | k | 508.50 | i | 535.00 | i | 337.50 | o | 442.00 | j | 0.00 | |
2009 | 381.50 | k | 378.00 | i | 355.50 | l | 432.50 | i | 468.50 | k | 530.00 | i | 556.50 | i | 472.00 | m | 535.00 | i | 538.00 | j | 411.00 | l | 458.50 | i | 0.00 | |
2010 | 397.00 | l | 372.00 | j | 451.00 | i | 442.00 | i | 456.50 | k | 462.00 | j | 521.50 | j | 605.00 | j | 552.00 | k | 586.00 | k | 502.00 | l | 549.50 | j | 0.00 | |
2011 | 492.00 | k | 490.00 | i | 587.00 | i | 517.50 | k | 585.50 | j | 596.00 | i | 558.00 | k | 586.00 | k | 556.00 | k | 598.50 | j | 430.50 | n | 446.50 | m | 0.00 | |
2012 | 433.50 | m | 288.50 | q | 471.50 | l | 491.00 | k | 556.50 | j | 497.50 | l | 596.50 | j | 588.00 | k | 518.50 | l | 587.00 | k | 479.00 | l | 453.00 | m | 0.00 | |
2013 | 440.50 | l | 114.00 | w | 270.50 | t | 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 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 748.07 | 684.45 | 785.23 | 794.60 | 866.25 | 871.62 | 937.18 | 954.72 | 920.68 | 923.32 | 837.33 | 781.51 | 10092.41 | |||||||||||||
S.D. | 41.19 | 37.29 | 40.93 | 32.93 | 39.58 | 37.58 | 38.62 | 41.47 | 43.49 | 43.08 | 39.14 | 31.15 | 405.72 | |||||||||||||
SKEW | 0.84 | 0.51 | 1.46 | -0.07 | -0.06 | -0.12 | -0.04 | 0.74 | -0.09 | -0.29 | 0.08 | 0.26 | 0.18 | |||||||||||||
MAX | 852.50 | 762.50 | 907.50 | 857.00 | 946.00 | 945.50 | 1015.00 | 1053.00 | 1006.50 | 1008.02 | 906.50 | 835.50 | 10948.02 | |||||||||||||
MIN | 689.75 | 629.50 | 743.48 | 735.00 | 774.50 | 802.00 | 861.00 | 874.50 | 835.00 | 828.50 | 776.38 | 739.50 | 9417.57 | |||||||||||||
NO YRS | 21 | 23 | 22 | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 20 | 18 |