YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1927 | 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 | |
1928 | 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 | |
1929 | 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 | |
1930 | 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 | |
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 | 136.50 | 4.00 | 0.00 | 62.00 | 316.00 | 430.50 | 800.50 | 1749.50 | ||||||||
1949 | 849.50 | 793.00 | 842.00 | 525.00 | 325.00 | 52.50 | 0.00 | 1.00 | 77.00 | 190.00 | 564.50 | 795.00 | 5014.50 | |||||||||||||
1950 | 772.50 | 939.00 | 946.50 | 640.50 | 428.00 | 96.00 | 2.14 | b | 2.50 | 132.00 | 263.50 | 491.00 | 867.00 | 5580.64 | ||||||||||||
1951 | 906.50 | 836.50 | 821.50 | 510.00 | 277.00 | 97.00 | 0.00 | 1.50 | 55.50 | 270.50 | 620.50 | 805.00 | 5201.50 | |||||||||||||
1952 | 907.00 | 909.00 | 856.50 | 512.00 | 323.50 | 28.50 | 0.00 | 2.50 | 68.50 | 349.50 | 571.50 | 844.50 | 5373.00 | |||||||||||||
1953 | 883.50 | 803.00 | 791.00 | 540.50 | 290.50 | 76.50 | 7.50 | 8.00 | 64.00 | 272.00 | 496.00 | 730.00 | 4962.50 | |||||||||||||
1954 | 1054.50 | 788.00 | 823.50 | 561.50 | 352.50 | 72.00 | 5.50 | 5.50 | 98.50 | 235.00 | 578.50 | 897.00 | 5472.00 | |||||||||||||
1955 | 1074.00 | 910.00 | 852.00 | 573.00 | 288.50 | 115.50 | 0.00 | 2.00 | 78.50 | 266.50 | 632.50 | 1122.50 | 5915.00 | |||||||||||||
1956 | 1021.50 | 912.50 | 961.52 | a | 676.50 | 471.50 | 109.00 | 16.00 | 13.00 | 135.50 | 316.00 | 578.50 | 779.00 | 5990.52 | ||||||||||||
1957 | 1128.40 | a | 860.00 | 819.50 | 554.50 | 315.50 | 64.00 | 3.00 | 17.00 | 70.50 | 323.00 | 497.00 | 721.50 | 5373.90 | ||||||||||||
1958 | 981.00 | 1065.50 | 837.00 | 542.00 | 399.50 | 164.50 | 6.00 | 4.00 | 92.00 | 382.00 | 542.00 | 1082.00 | 6097.50 | |||||||||||||
1959 | 1057.50 | 995.50 | 875.00 | 567.50 | 282.50 | 118.00 | 2.50 | 12.00 | 78.00 | 285.50 | 593.00 | 834.00 | 5701.00 | |||||||||||||
1960 | 992.00 | 856.50 | 1011.50 | 562.50 | 308.00 | 40.00 | 2.00 | 6.50 | 84.50 | 319.00 | 509.50 | 1031.50 | 5723.50 | |||||||||||||
1961 | 1191.00 | 924.00 | 889.00 | 642.00 | 423.00 | 107.00 | 9.00 | 5.00 | 40.50 | 264.50 | 584.50 | 942.00 | 6021.50 | |||||||||||||
1962 | 1058.50 | 1022.50 | 886.00 | 597.00 | 321.00 | 68.00 | 13.00 | 12.00 | 109.00 | 349.50 | 651.50 | 1054.00 | 6142.00 | |||||||||||||
1963 | 1081.50 | 1076.50 | 868.50 | 591.00 | 393.50 | 95.50 | 8.00 | 9.00 | 166.00 | 273.00 | 487.50 | 1085.50 | 6135.50 | |||||||||||||
1964 | 995.50 | 1031.00 | 867.00 | 651.50 | 314.50 | 99.00 | 11.00 | 16.50 | 103.50 | 366.50 | 560.00 | 893.00 | 5909.00 | |||||||||||||
1965 | 1145.00 | 990.00 | 931.00 | 676.50 | 328.00 | 139.50 | 2.00 | 20.00 | 102.00 | 412.00 | 665.50 | 886.50 | 6298.00 | |||||||||||||
1966 | 1106.50 | 938.00 | 861.00 | 684.50 | 435.50 | 111.00 | 1.00 | 0.00 | 105.50 | 378.00 | 531.00 | 892.00 | 6044.00 | |||||||||||||
1967 | 905.50 | 1016.50 | 986.00 | 685.00 | 512.50 | 111.50 | 3.00 | 10.50 | 120.00 | 302.50 | 701.50 | 875.50 | 6230.00 | |||||||||||||
1968 | 1174.50 | 1115.50 | 851.50 | 551.00 | 372.50 | 108.50 | 8.50 | 11.50 | 43.00 | 245.50 | 591.00 | 999.50 | 6072.50 | |||||||||||||
1969 | 1066.00 | 965.50 | 940.50 | 580.00 | 326.50 | 50.50 | 7.00 | 4.00 | 78.00 | 324.50 | 576.00 | 949.50 | 5868.00 | |||||||||||||
1970 | 1261.50 | 963.50 | 920.50 | 611.50 | 315.50 | 98.50 | 0.00 | 0.00 | 75.00 | 295.00 | 528.50 | 971.00 | 6040.50 | |||||||||||||
1971 | 1186.50 | 931.50 | 889.00 | 664.50 | 364.00 | 78.00 | 0.50 | 13.50 | 33.50 | 166.50 | 626.00 | 813.00 | 5766.50 | |||||||||||||
1972 | 971.50 | 989.50 | 901.00 | 677.00 | 357.00 | 112.00 | 4.50 | 5.00 | 58.00 | 415.50 | 641.50 | 815.50 | 5948.00 | |||||||||||||
1973 | 993.00 | 934.50 | 724.50 | 548.00 | 332.00 | 39.50 | 0.00 | 2.50 | 104.00 | 280.00 | 583.00 | 788.50 | 5329.50 | |||||||||||||
1974 | 950.00 | 968.50 | 821.50 | 538.00 | 381.50 | 91.00 | 6.50 | 0.00 | 77.00 | 424.00 | 554.50 | 803.50 | 5616.00 | |||||||||||||
1975 | 882.50 | 893.00 | 879.00 | 664.00 | 287.50 | 68.50 | 0.00 | 7.00 | 79.00 | 241.11 | d | 434.50 | 951.50 | 5387.61 | ||||||||||||
1976 | 1164.50 | 790.50 | 748.00 | 409.50 | 224.50 | 31.00 | 3.50 | 15.00 | 92.50 | 434.52 | a | 750.50 | 1096.00 | 5760.02 | ||||||||||||
1977 | 1315.00 | 1021.50 | 772.00 | 557.00 | 281.50 | 75.00 | 0.50 | 3.00 | 88.00 | 308.50 | 514.50 | 906.00 | 5842.50 | |||||||||||||
1978 | 1111.50 | 1080.50 | 954.50 | 633.00 | 362.00 | 76.50 | 17.00 | 5.50 | 132.00 | 338.50 | 558.00 | 837.50 | 6106.50 | |||||||||||||
1979 | 991.00 | 1203.00 | 775.00 | 591.50 | 242.50 | 72.50 | 19.50 | 12.50 | 73.50 | 319.50 | 408.00 | 750.50 | 5459.00 | |||||||||||||
1980 | 983.50 | 1019.50 | 832.00 | 512.00 | 247.00 | 79.50 | 0.00 | 2.00 | 71.00 | 380.00 | 664.00 | 1021.00 | 5811.50 | |||||||||||||
1981 | 1276.00 | 839.00 | 906.00 | 564.50 | 311.50 | 35.00 | 0.00 | 14.00 | 99.00 | 407.00 | 603.50 | 907.50 | 5963.00 | |||||||||||||
1982 | 1202.50 | 915.00 | 867.00 | 660.50 | 320.00 | 119.50 | 5.00 | 30.00 | 101.00 | 324.00 | 486.50 | 728.00 | 5759.00 | |||||||||||||
1983 | 957.00 | 848.50 | 754.50 | 527.50 | 336.00 | 50.50 | 1.50 | 5.00 | 59.00 | 279.00 | 475.00 | 924.00 | 5217.50 | |||||||||||||
1984 | 1081.50 | 786.50 | 943.00 | 572.50 | 284.50 | 42.50 | 1.00 | 0.00 | 85.00 | 209.00 | 534.00 | 654.50 | 5194.00 | |||||||||||||
1985 | 1090.17 | a | 903.50 | 797.50 | 518.00 | 270.00 | 88.00 | 7.50 | 3.50 | 49.00 | 246.00 | 442.50 | 872.00 | 5287.67 | ||||||||||||
1986 | 964.00 | 933.00 | 799.00 | 511.50 | 289.00 | 77.50 | 14.50 | 14.50 | 106.00 | 314.50 | 593.50 | 809.00 | 5426.00 | |||||||||||||
1987 | 1006.00 | 964.00 | 797.00 | 559.50 | 341.50 | 57.50 | 3.50 | 18.00 | 56.50 | 367.00 | 596.00 | 835.00 | 5601.50 | |||||||||||||
1988 | 1081.50 | 937.00 | 826.50 | 583.50 | 346.00 | 106.50 | 6.50 | 11.50 | 90.50 | 410.50 | 516.00 | 879.00 | 5795.00 | |||||||||||||
1989 | 889.50 | 0.00 | z | 0.00 | z | 0.00 | z | 281.50 | 34.50 | 6.50 | 7.50 | 86.00 | 317.50 | 631.50 | 1193.00 | 3447.50 | ||||||||||
1990 | 850.00 | 859.50 | 847.50 | 584.50 | 339.50 | 64.50 | 9.00 | 0.00 | 158.00 | 226.00 | 523.00 | 745.03 | a | 5206.53 | ||||||||||||
1991 | 974.00 | 802.50 | 751.00 | 512.50 | 220.50 | 44.00 | 1.00 | 8.02 | b | 95.00 | 276.50 | 538.00 | 819.00 | 5042.02 | ||||||||||||
1992 | 986.50 | 891.23 | a | 888.50 | 624.00 | 380.50 | 92.50 | 22.00 | 7.00 | 87.00 | 418.00 | 582.93 | a | 853.53 | a | 5833.70 | ||||||||||
1993 | 929.00 | 1076.50 | 907.00 | 571.00 | 256.50 | 55.00 | 2.00 | 0.00 | 65.50 | 310.00 | 551.00 | 894.00 | 5617.50 | |||||||||||||
1994 | 1207.00 | 983.00 | 852.50 | 520.50 | 363.00 | 46.50 | 0.00 | 0.00 | z | 47.00 | 0.00 | z | 462.50 | 757.00 | 5239.00 | |||||||||||
1995 | 827.00 | 816.00 | 747.00 | 582.00 | 337.90 | a | 60.50 | 0.00 | z | 0.00 | z | 61.50 | 0.00 | z | 0.00 | z | 1029.20 | a | 4461.10 | |||||||
1996 | 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 | |
1997 | 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 | |
1998 | 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 | |
1999 | 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 | |
2000 | 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 | |
2001 | 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 | |
2002 | 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 | |
2003 | 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 | |
2004 | 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 | |
2005 | 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 | |
2006 | 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 | |
2007 | 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 | |
2008 | 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 | |
2009 | 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 | |
2010 | 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 | |
2011 | 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 | |
2012 | 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 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1031.58 | 936.93 | 856.94 | 580.91 | 331.10 | 80.35 | 5.17 | 7.59 | 85.28 | 313.32 | 558.56 | 886.27 | 5684.93 | |||||||||||||
S.D. | 125.53 | 96.73 | 67.36 | 60.49 | 60.91 | 31.69 | 5.59 | 6.60 | 28.71 | 65.31 | 72.48 | 118.62 | 357.21 | |||||||||||||
SKEW | 0.23 | 0.37 | 0.11 | -0.02 | 0.69 | 0.33 | 1.30 | 1.01 | 0.71 | 0.03 | 0.18 | 0.56 | -0.31 | |||||||||||||
MAX | 1315.00 | 1203.00 | 1011.50 | 685.00 | 512.50 | 164.50 | 22.00 | 30.00 | 166.00 | 434.52 | 750.50 | 1193.00 | 6298.00 | |||||||||||||
MIN | 772.50 | 786.50 | 724.50 | 409.50 | 220.50 | 28.50 | 0.00 | 0.00 | 33.50 | 166.50 | 408.00 | 654.50 | 4962.50 | |||||||||||||
NO YRS | 47 | 46 | 46 | 46 | 47 | 48 | 47 | 46 | 48 | 46 | 47 | 48 | 44 |