YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1932 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1933 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1934 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1935 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1936 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1937 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1938 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1939 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1940 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1941 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1942 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1943 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1944 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1945 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1946 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1947 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1948 | 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 | 655.50 | 0.00 | z | 655.50 | ||
1949 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1950 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1951 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1952 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1953 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1954 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1955 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1956 | 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 | 0.00 | z | 0.00 | z | 0.00 | |
1957 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 139.50 | 98.00 | 436.50 | 644.50 | 718.00 | 2036.50 | ||||||
1958 | 682.00 | 501.00 | 649.50 | 477.50 | 188.00 | 45.00 | a | 13.00 | 53.00 | 182.00 | 353.50 | 659.00 | 631.00 | 4434.50 | ||||||||||||
1959 | 763.00 | 652.50 | 661.50 | 458.50 | 367.50 | 203.50 | 82.50 | 130.41 | b | 210.50 | 402.48 | a | 610.00 | 762.00 | 5304.40 | |||||||||||
1960 | 830.50 | 655.09 | a | 647.50 | 487.50 | 398.50 | 199.14 | a | 85.50 | 125.00 | 234.00 | 400.00 | 615.00 | 689.00 | 5366.73 | |||||||||||
1961 | 674.50 | 654.50 | 719.50 | 605.36 | b | 431.00 | 209.00 | 139.50 | 84.00 | 308.00 | 565.48 | b | 791.00 | 835.50 | 6017.34 | |||||||||||
1962 | 882.47 | a | 644.50 | 775.53 | b | 501.00 | 515.63 | a | 266.90 | a | 178.52 | b | 167.50 | 209.50 | 443.50 | 616.00 | 744.00 | 5945.05 | ||||||||
1963 | 953.00 | 506.00 | 692.85 | a | 526.50 | 382.00 | 274.66 | a | 184.93 | b | 117.50 | 143.50 | 404.03 | a | 666.50 | 772.50 | 5623.97 | |||||||||
1964 | 827.00 | 735.00 | 743.50 | 630.00 | 479.00 | 290.00 | 199.00 | 202.50 | 301.50 | 448.00 | 738.00 | 0.00 | z | 5593.50 | ||||||||||||
1965 | 913.50 | 717.50 | 663.00 | 539.00 | 0.00 | z | 0.00 | z | 136.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 850.00 | 3819.00 | |||||||
1966 | 879.88 | a | 725.41 | a | 713.50 | 511.50 | 377.00 | 287.50 | 161.50 | 117.50 | 182.00 | 480.00 | 624.50 | 717.65 | a | 5777.94 | ||||||||||
1967 | 768.00 | 681.50 | 787.50 | 644.50 | 414.50 | 163.00 | 131.00 | 50.00 | 142.50 | 462.50 | 638.50 | 862.00 | 5745.50 | |||||||||||||
1968 | 862.50 | 639.00 | 658.00 | 613.00 | 401.00 | 276.50 | 128.50 | 177.50 | 247.50 | 546.00 | 642.50 | 924.50 | 6116.50 | |||||||||||||
1969 | 1095.00 | 826.00 | 728.00 | 596.50 | 330.00 | 166.50 | 177.00 | 216.50 | 261.00 | 544.00 | 651.50 | 749.50 | 6341.50 | |||||||||||||
1970 | 808.50 | 612.50 | 692.50 | 654.50 | 454.50 | 202.50 | 181.50 | 173.50 | 354.50 | 549.00 | 680.50 | 913.50 | 6277.50 | |||||||||||||
1971 | 882.50 | 716.50 | 844.00 | 613.50 | 404.00 | 390.50 | 175.50 | 116.50 | 339.00 | 564.00 | 669.50 | 935.50 | 6651.00 | |||||||||||||
1972 | 960.00 | 780.50 | 707.00 | 712.50 | 374.00 | 262.00 | 148.28 | a | 119.50 | 362.00 | 547.50 | 663.00 | 938.00 | 6574.28 | ||||||||||||
1973 | 904.00 | 700.50 | 727.50 | 574.00 | 410.00 | 301.00 | 182.50 | 245.00 | 253.00 | 539.50 | 799.00 | 757.50 | 6393.50 | |||||||||||||
1974 | 921.50 | 744.00 | 758.00 | 617.00 | 566.50 | 270.50 | 234.50 | 135.50 | 162.00 | 499.50 | 666.50 | 784.50 | 6360.00 | |||||||||||||
1975 | 894.50 | 796.00 | 803.50 | 710.50 | 480.50 | 338.28 | a | 153.00 | 241.50 | 252.50 | 545.00 | 709.00 | 856.50 | 6780.78 | ||||||||||||
1976 | 834.50 | 810.00 | 847.00 | 636.00 | 454.50 | 376.50 | 213.00 | 218.50 | 211.00 | 473.00 | 661.00 | 796.00 | 6531.00 | |||||||||||||
1977 | 932.00 | 644.00 | 793.50 | 545.50 | 528.00 | 269.50 | 230.00 | 120.00 | 316.50 | 529.50 | 767.50 | 817.50 | 6493.50 | |||||||||||||
1978 | 733.00 | 625.00 | 618.50 | 553.50 | 452.00 | 173.50 | 121.00 | 148.00 | 302.00 | 430.50 | 794.50 | 968.00 | 5919.50 | |||||||||||||
1979 | 984.00 | 761.50 | 615.00 | 547.00 | 351.00 | 254.00 | 149.00 | 135.00 | 182.50 | 413.50 | 716.00 | 726.50 | 5835.00 | |||||||||||||
1980 | 988.50 | 713.50 | 744.00 | 524.00 | 426.00 | 352.00 | 164.00 | 226.50 | 264.00 | 460.00 | 621.50 | 720.00 | 6204.00 | |||||||||||||
1981 | 742.00 | 682.50 | 632.00 | 591.00 | 441.00 | 337.50 | 210.00 | 106.50 | 257.50 | 539.50 | 636.00 | 826.50 | 6002.00 | |||||||||||||
1982 | 936.00 | 755.00 | 764.00 | 668.00 | 435.50 | 196.00 | 205.50 | 155.00 | 217.00 | 484.00 | 784.00 | 863.00 | 6463.00 | |||||||||||||
1983 | 745.00 | 628.50 | 620.50 | 545.00 | 331.50 | 287.50 | 189.50 | 111.50 | 323.50 | 544.00 | 607.50 | 1005.50 | 5939.50 | |||||||||||||
1984 | 800.00 | 721.00 | 647.50 | 625.00 | 531.00 | 311.00 | 177.50 | 170.50 | 307.50 | 571.50 | 711.00 | 959.50 | 6533.00 | |||||||||||||
1985 | 929.00 | 778.50 | 763.00 | 542.50 | 392.50 | 246.00 | 54.50 | 122.00 | 303.50 | 519.00 | 893.50 | 990.00 | 6534.00 | |||||||||||||
1986 | 719.72 | a | 698.50 | 559.00 | 602.50 | 403.50 | 169.00 | 216.00 | 41.50 | 284.50 | 370.50 | 649.00 | 799.00 | 5512.72 | ||||||||||||
1987 | 826.00 | 631.00 | 623.50 | 459.00 | 357.50 | 197.00 | 176.50 | 109.50 | 193.50 | 414.00 | 599.50 | 886.00 | 5473.00 | |||||||||||||
1988 | 841.50 | 652.00 | 692.00 | 493.50 | 415.50 | 280.00 | 143.00 | 129.50 | 282.50 | 364.00 | 653.50 | 815.00 | 5762.00 | |||||||||||||
1989 | 832.00 | 879.50 | 760.00 | 451.50 | 374.50 | 213.00 | 184.50 | 149.50 | 180.50 | 453.00 | 626.50 | 743.00 | 5847.50 | |||||||||||||
1990 | 766.50 | 805.50 | 617.50 | 475.00 | 408.50 | 261.50 | 74.50 | 69.50 | 120.00 | 530.50 | 625.86 | a | 1004.00 | 5758.86 | ||||||||||||
1991 | 869.50 | 553.00 | 733.00 | 561.50 | 440.50 | 315.50 | 111.00 | 108.00 | 164.00 | 474.00 | 612.00 | 738.50 | 5680.50 | |||||||||||||
1992 | 732.50 | 585.00 | 478.50 | 475.50 | 262.00 | 157.00 | 94.00 | 94.00 | 271.50 | 425.00 | 666.00 | 901.50 | 5142.50 | |||||||||||||
1993 | 982.50 | 707.00 | 625.00 | 538.50 | 255.00 | 233.00 | 204.50 | 119.00 | 189.50 | 399.00 | 782.50 | 828.50 | 5864.00 | |||||||||||||
1994 | 692.50 | 765.00 | 582.00 | 469.50 | 335.00 | 277.50 | 130.50 | 110.50 | 163.50 | 509.00 | 800.50 | 821.00 | 5656.50 | |||||||||||||
1995 | 709.50 | 627.00 | 659.00 | 537.50 | 297.00 | 230.00 | 107.00 | 183.00 | 134.00 | 495.50 | 573.50 | 775.50 | 5328.50 | |||||||||||||
1996 | 812.50 | 712.00 | 615.00 | 500.50 | 488.50 | 262.50 | 103.00 | 90.00 | 276.00 | 507.50 | 699.00 | 868.00 | 5934.50 | |||||||||||||
1997 | 785.00 | 692.00 | 710.00 | 569.50 | 285.50 | 267.00 | 120.50 | 52.00 | 174.00 | 473.00 | 565.00 | 810.00 | 5503.50 | |||||||||||||
1998 | 781.50 | 620.50 | 627.50 | 517.00 | 380.00 | 227.00 | 87.00 | 93.00 | 162.00 | 468.50 | 611.50 | 869.50 | 5445.00 | |||||||||||||
1999 | 763.50 | 747.00 | 751.00 | 564.50 | 499.50 | 306.50 | 168.50 | 86.00 | 230.50 | 511.00 | 604.50 | 779.13 | a | 6011.63 | ||||||||||||
2000 | 905.50 | 693.00 | 693.00 | 462.50 | 436.00 | 230.00 | 140.00 | 148.69 | d | 198.50 | f | 479.47 | a | 740.77 | d | 829.50 | 5758.42 | |||||||||
2001 | 786.88 | a | 745.77 | b | 669.00 | 567.60 | e | 323.00 | g | 313.85 | d | 145.50 | g | 139.50 | c | 225.58 | d | 338.50 | i | 640.00 | c | 844.46 | d | 4932.64 | ||
2002 | 784.50 | 706.00 | 589.50 | i | 300.50 | n | 467.00 | 189.50 | i | 105.00 | 125.79 | e | 252.00 | 487.50 | 625.50 | 776.00 | 4329.29 | |||||||||
2003 | 680.50 | 711.00 | 661.50 | 598.50 | 443.00 | 195.50 | 109.50 | i | 134.50 | f | 220.50 | 416.50 | 751.50 | 829.50 | 5508.00 | |||||||||||
2004 | 863.00 | 689.00 | 645.00 | 346.00 | g | 447.50 | 156.00 | o | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 2644.50 | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 835.35 | 694.20 | 689.54 | 557.65 | 406.95 | 251.95 | 149.36 | 132.78 | 232.27 | 477.18 | 675.73 | 826.78 | 5927.14 | |||||||||||||
S.D. | 95.74 | 77.83 | 75.04 | 67.76 | 76.69 | 65.86 | 49.33 | 49.65 | 65.99 | 59.49 | 71.63 | 86.85 | 487.34 | |||||||||||||
SKEW | 0.32 | -0.25 | -0.11 | 0.35 | -0.51 | -0.42 | -0.48 | 0.44 | 0.04 | -0.25 | 0.96 | 0.26 | -0.51 | |||||||||||||
MAX | 1095.00 | 879.50 | 847.00 | 712.50 | 566.50 | 390.50 | 234.50 | 245.00 | 362.00 | 571.50 | 893.50 | 1005.50 | 6780.78 | |||||||||||||
MIN | 674.50 | 501.00 | 478.50 | 451.50 | 188.00 | 45.00 | 13.00 | 41.50 | 98.00 | 353.50 | 565.00 | 631.00 | 4434.50 | |||||||||||||
NO YRS | 47 | 47 | 46 | 45 | 45 | 44 | 44 | 45 | 45 | 45 | 47 | 46 | 40 |