YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
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 | 0.00 | z | 0.00 | z | 0.00 | |
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 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1958 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1959 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1960 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1961 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1962 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1963 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | t | 0.00 | 1.55 | a | 34.14 | a | 271.50 | 769.00 | 1267.50 | 2343.69 | |||||
1964 | 1134.50 | 1104.00 | 1032.50 | 555.00 | a | 247.00 | 88.97 | a | 0.00 | 23.00 | 146.50 | 450.50 | 863.50 | 1114.00 | 6759.47 | |||||||||||
1965 | 1029.50 | 1055.00 | 1139.50 | 453.00 | 254.50 | 59.00 | 0.00 | 12.50 | 325.00 | 354.00 | 714.00 | 1109.00 | 6505.00 | |||||||||||||
1966 | 1329.90 | a | 1110.50 | 802.90 | a | 669.31 | a | 238.00 | 67.00 | 0.00 | j | 6.00 | i | 0.00 | z | 0.00 | z | 432.50 | j | 0.00 | z | 4217.61 | ||||
1967 | 1016.00 | 0.00 | z | 528.00 | g | 493.50 | 406.00 | 122.50 | 0.50 | g | 21.50 | f | 62.00 | k | 125.50 | q | 175.00 | v | 0.00 | z | 2038.00 | |||||
1968 | 0.00 | z | 845.14 | a | 376.50 | o | 640.00 | 400.50 | 42.00 | 5.50 | h | 6.50 | j | 155.36 | b | 292.43 | a | 732.41 | a | 0.00 | z | 3107.85 | ||||
1969 | 0.00 | z | 519.00 | k | 1033.00 | 428.57 | b | 233.00 | 150.50 | 0.00 | 0.00 | 53.00 | 781.00 | 632.50 | g | 1087.00 | 3766.07 | |||||||||
1970 | 1176.00 | 820.00 | 1030.50 | 685.00 | 202.00 | 69.23 | d | 0.00 | 0.00 | 197.50 | 618.50 | 835.50 | 1183.50 | 6817.73 | ||||||||||||
1971 | 1216.50 | 964.44 | a | 935.00 | 557.50 | 351.00 | 38.00 | 12.00 | 0.50 | 274.50 | 530.50 | 863.00 | 1165.00 | 6907.94 | ||||||||||||
1972 | 1304.00 | 915.00 | 709.50 | 551.50 | 310.00 | 8.50 | 26.50 | 15.00 | 145.50 | 516.00 | 1097.50 | 1433.50 | 7032.50 | |||||||||||||
1973 | 1260.50 | 971.50 | 872.00 | 679.50 | 352.00 | 86.50 | 28.50 | 1.50 | 207.50 | 425.00 | 922.00 | 1124.50 | 6931.00 | |||||||||||||
1974 | 1342.00 | 881.00 | 730.50 | 572.07 | a | 208.22 | a | 71.50 | 0.00 | 16.00 | 230.50 | 397.46 | c | 851.00 | 1156.00 | 6456.25 | ||||||||||
1975 | 1130.00 | 101.00 | y | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1130.00 | ||
1976 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 387.50 | 96.50 | 0.00 | 7.20 | c | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 491.20 | ||||
1977 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 8.61 | d | 32.00 | h | 39.50 | o | 322.00 | l | 0.00 | z | 0.00 | z | 8.61 | |
1978 | 1122.50 | g | 0.00 | z | 214.00 | s | 349.00 | i | 310.00 | g | 104.00 | f | 8.00 | j | 17.50 | n | 141.50 | g | 430.50 | h | 525.50 | o | 823.00 | n | 0.00 | |
1979 | 452.00 | v | 203.00 | v | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1980 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 36.21 | a | 0.00 | a | 18.00 | 121.67 | c | 543.53 | a | 833.08 | d | 902.58 | e | 2455.06 | ||
1981 | 1044.38 | b | 911.50 | 834.33 | b | 354.44 | c | 342.03 | a | 34.50 | f | 7.23 | a | 10.50 | 57.32 | b | 526.00 | 733.45 | a | 1125.82 | a | 5947.00 | ||||
1982 | 552.00 | s | 448.00 | k | 857.00 | 609.00 | 320.00 | 0.00 | z | 8.50 | 0.00 | 83.50 | q | 532.00 | 977.07 | a | 1150.10 | a | 4453.67 | |||||||
1983 | 997.34 | b | 866.00 | 849.50 | 746.50 | 410.00 | 124.00 | 9.00 | 0.00 | 129.50 | 449.50 | 903.10 | a | 1591.50 | 7075.95 | |||||||||||
1984 | 1346.43 | a | 974.00 | 876.00 | 729.50 | 217.00 | 71.50 | 0.00 | 0.00 | 198.00 | 590.50 | 799.00 | 1167.00 | 6968.93 | ||||||||||||
1985 | 1343.00 | 1108.50 | 773.00 | 468.00 | 195.00 | 76.00 | 0.00 | 8.50 | 253.50 | 0.00 | z | 810.50 | h | 1005.50 | h | 4225.50 | ||||||||||
1986 | 1031.50 | 914.50 | 636.00 | 504.00 | 319.00 | 30.50 | 0.50 | 3.00 | 181.50 | 497.00 | 875.00 | 1172.50 | 6165.00 | |||||||||||||
1987 | 1101.50 | 854.00 | 896.50 | 452.00 | 198.00 | 30.50 | 14.00 | 34.00 | 161.00 | 537.50 | 866.00 | 1196.50 | 6341.50 | |||||||||||||
1988 | 797.50 | p | 1003.50 | 871.50 | 543.50 | 243.35 | a | 23.50 | 4.50 | 5.00 | 164.50 | 438.00 | 881.00 | 1201.50 | 5379.85 | |||||||||||
1989 | 1114.50 | 1255.50 | 771.50 | 481.00 | 211.00 | 87.00 | 0.00 | 2.00 | 186.00 | 511.50 | 798.50 | 1307.00 | 6725.50 | |||||||||||||
1990 | 1086.00 | 992.00 | 866.50 | 502.00 | 343.50 | 29.00 | 33.50 | 12.00 | 79.50 | 493.00 | 802.50 | 1394.50 | 6634.00 | |||||||||||||
1991 | 1295.00 | 827.50 | 809.50 | 552.50 | 214.50 | 29.50 | 9.00 | 1.50 | 144.00 | 491.00 | 983.00 | 1093.00 | 6450.00 | |||||||||||||
1992 | 1137.00 | 806.00 | 725.50 | 403.50 | 217.00 | 59.00 | 17.50 | 50.50 | 96.00 | 442.00 | 1060.50 | 1491.50 | 6506.00 | |||||||||||||
1993 | 1455.50 | 1168.00 | 774.50 | 558.00 | 239.00 | 92.50 | 3.50 | 23.50 | 195.50 | 545.00 | 1077.50 | 1113.50 | 7246.00 | |||||||||||||
1994 | 1057.00 | 1114.50 | 729.50 | 521.50 | 175.00 | 6.50 | 3.00 | 0.00 | 95.50 | 481.50 | 899.00 | 1036.50 | 6119.50 | |||||||||||||
1995 | 1161.00 | 864.00 | 806.00 | 668.00 | 421.00 | 103.00 | 14.00 | 2.00 | 196.00 | 529.50 | 790.00 | 1091.50 | 6646.00 | |||||||||||||
1996 | 1269.50 | 962.00 | 906.00 | 518.50 | 231.50 | 22.50 | 1.00 | 2.00 | 161.50 | 464.50 | 882.00 | 1092.00 | 6513.00 | |||||||||||||
1997 | 1257.00 | 964.50 | 761.00 | 704.00 | 268.00 | 36.50 | 1.50 | 5.50 | 101.50 | 472.50 | 923.00 | 1101.50 | 6596.50 | |||||||||||||
1998 | 1076.00 | 858.00 | 855.00 | 551.50 | 195.50 | 120.00 | 0.00 | 0.00 | 44.50 | 459.50 | 730.00 | 1280.50 | 6170.50 | |||||||||||||
1999 | 975.50 | 766.00 | 716.00 | 607.50 | 275.50 | 49.50 | 0.00 | 4.00 | u | 229.62 | d | 465.50 | 699.50 | 994.50 | 5779.12 | |||||||||||
2000 | 1046.50 | 807.50 | 750.00 | 464.00 | 179.50 | 59.50 | 0.00 | 0.00 | 161.90 | a | 471.00 | 1115.00 | 1237.50 | 6292.40 | ||||||||||||
2001 | 1152.00 | 1060.00 | 824.00 | 448.45 | a | 237.50 | 41.50 | 0.00 | 0.00 | 79.00 | 477.50 | 768.00 | 1068.97 | b | 6156.91 | |||||||||||
2002 | 1155.00 | 968.50 | 940.50 | 410.00 | 253.00 | 13.00 | 0.00 | 0.00 | 115.50 | 665.00 | 870.00 | 1040.50 | 6431.00 | |||||||||||||
2003 | 921.00 | 1029.50 | 738.50 | 416.00 | 233.00 | 146.00 | 2.50 | 7.00 | 179.50 | 361.50 | 889.50 | 1124.00 | 6048.00 | |||||||||||||
2004 | 1113.50 | 1045.50 | 619.50 | 490.50 | 183.50 | 94.50 | 20.00 | 26.50 | 111.00 | 445.00 | 913.50 | 1092.00 | 6155.00 | |||||||||||||
2005 | 1045.00 | 870.00 | 814.00 | 523.00 | 277.50 | 76.00 | 2.50 | 4.50 | 134.50 | 505.50 | 778.00 | 1232.50 | 6263.00 | |||||||||||||
2006 | 997.50 | 1098.50 | 951.00 | 501.50 | 260.00 | 16.50 | 4.00 | q | 15.00 | q | 266.50 | 570.00 | 903.50 | 1249.50 | 6814.50 | |||||||||||
2007 | 1550.50 | 1090.00 | 689.00 | 620.50 | 237.50 | 64.00 | 0.00 | 3.50 | 127.00 | 452.50 | 863.00 | 1455.93 | b | 7153.43 | ||||||||||||
2008 | 1432.50 | 1007.00 | 862.00 | 659.00 | 318.00 | 64.00 | i | 1.50 | 30.00 | 181.00 | 480.50 | e | 777.00 | 1332.00 | 7080.50 | |||||||||||
2009 | 1141.00 | 889.00 | 882.50 | 632.00 | 264.50 | 104.00 | 11.00 | 20.00 | 173.50 | 767.00 | 831.00 | 1442.50 | 7158.00 | |||||||||||||
2010 | 1236.50 | 1111.00 | 854.00 | 563.50 | 402.00 | 51.50 | 8.00 | 3.50 | 98.00 | 445.50 | 943.50 | 1095.00 | 6812.00 | |||||||||||||
2011 | 1261.50 | 1166.00 | 781.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 3209.00 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1172.81 | 974.85 | 832.67 | 548.50 | 273.13 | 64.85 | 6.04 | 8.98 | 154.84 | 493.69 | 867.00 | 1192.66 | 6601.27 | |||||||||||||
S.D. | 145.01 | 120.29 | 110.12 | 96.59 | 72.15 | 37.64 | 8.64 | 11.65 | 65.62 | 100.22 | 103.31 | 147.40 | 352.41 | |||||||||||||
SKEW | 0.57 | 0.26 | 0.54 | 0.20 | 0.66 | 0.45 | 1.64 | 1.68 | 0.32 | 0.69 | 0.67 | 0.84 | 0.17 | |||||||||||||
MAX | 1550.50 | 1255.50 | 1139.50 | 746.50 | 421.00 | 150.50 | 33.50 | 50.50 | 325.00 | 781.00 | 1115.00 | 1591.50 | 7246.00 | |||||||||||||
MIN | 921.00 | 766.00 | 619.50 | 354.44 | 175.00 | 6.50 | 0.00 | 0.00 | 34.14 | 271.50 | 699.50 | 902.58 | 6048.00 | |||||||||||||
NO YRS | 39 | 39 | 40 | 41 | 42 | 40 | 41 | 39 | 40 | 40 | 39 | 39 | 30 |