YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1939 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 441.50 | 370.00 | 109.00 | 46.00 | 279.00 | 585.00 | 752.00 | 869.50 | 3452.00 | |||||||||
1940 | 994.00 | 910.00 | 814.00 | 676.50 | 414.00 | 171.50 | 93.50 | 84.00 | 358.00 | 551.50 | 984.50 | 1024.00 | 7075.50 | |||||||||||||
1941 | 1076.00 | 889.50 | 831.50 | 725.00 | 508.92 | a | 406.50 | 68.50 | 172.00 | 487.50 | 649.50 | 742.00 | 1087.00 | 7643.92 | ||||||||||||
1942 | 1221.50 | 1111.00 | 1024.00 | 698.00 | 650.00 | 403.50 | 95.00 | 127.50 | 298.00 | 545.00 | 861.50 | 959.50 | 7994.50 | |||||||||||||
1943 | 1158.50 | 856.00 | 918.50 | 594.50 | 618.50 | 496.00 | 129.00 | 193.00 | 155.50 | 587.50 | 775.50 | 1099.50 | 7582.00 | |||||||||||||
1944 | 1190.50 | 1077.00 | 984.50 | 783.50 | 556.00 | 466.00 | 152.50 | 178.00 | 325.00 | 474.50 | 1109.40 | e | 463.50 | r | 7296.90 | |||||||||||
1945 | 1069.00 | 966.50 | 1037.50 | 754.00 | 550.50 | 415.50 | 69.00 | 102.50 | 381.00 | 534.50 | 939.00 | 1136.50 | 7955.50 | |||||||||||||
1946 | 1144.50 | 1026.50 | 909.50 | 619.00 | 491.50 | 340.00 | 107.50 | 81.00 | 5.50 | z | 0.00 | z | 436.50 | o | 1033.00 | 5752.50 | ||||||||||
1947 | 1196.00 | 822.00 | 826.50 | 589.50 | f | 352.50 | 419.00 | 134.50 | 150.50 | 295.50 | 552.50 | 967.00 | 1098.00 | 6814.00 | ||||||||||||
1948 | 1037.50 | 1116.50 | 1093.50 | 866.00 | 634.50 | 344.50 | 221.13 | a | 211.50 | 404.00 | 629.62 | b | 948.50 | 1346.50 | 8853.75 | |||||||||||
1949 | 1657.50 | 1115.00 | 367.00 | t | 279.00 | o | 488.00 | 340.34 | a | 121.00 | 133.00 | 246.00 | 729.00 | 604.50 | 1130.00 | 6564.34 | ||||||||||
1950 | 1347.98 | a | 952.50 | 1019.50 | 768.00 | 621.03 | a | 368.28 | a | 88.19 | b | 103.33 | a | 347.50 | 539.92 | a | 714.00 | 824.08 | a | 7694.32 | ||||||
1951 | 1178.00 | a | 945.78 | a | 1090.00 | 639.83 | a | 546.00 | 317.59 | a | 86.00 | 147.50 | 238.97 | a | 690.27 | a | 914.48 | a | 1264.50 | 8058.91 | ||||||
1952 | 1273.50 | 1045.00 | 1142.00 | 633.50 | 484.00 | 373.50 | 87.12 | b | 126.58 | a | 215.36 | b | 375.00 | 980.50 | 1110.00 | 7846.06 | ||||||||||
1953 | 867.50 | 921.50 | 933.00 | 780.00 | 732.50 | 482.00 | 88.00 | 168.95 | a | 192.50 | 592.00 | 750.00 | a | 985.80 | a | 7493.75 | ||||||||||
1954 | 590.00 | o | 777.00 | 1042.12 | a | 670.00 | 415.92 | a | 419.46 | b | 103.33 | a | 232.00 | 385.34 | a | 611.00 | 726.72 | a | 1150.10 | a | 6533.00 | |||||
1955 | 1298.38 | a | 1082.50 | 1048.00 | 965.69 | a | 641.50 | 285.00 | 247.45 | c | 83.50 | 387.00 | 544.05 | a | 966.72 | a | 1137.00 | 8686.79 | ||||||||
1956 | 1150.00 | 1162.07 | a | 908.09 | b | 688.00 | 499.50 | 368.00 | 125.50 | 196.00 | 303.50 | 713.52 | a | 859.00 | 1016.28 | a | 7989.46 | |||||||||
1957 | 1377.50 | 874.22 | a | 922.00 | 740.69 | a | 552.00 | 290.19 | d | 131.50 | 216.00 | 230.00 | 738.00 | 1001.00 | 985.50 | 8058.60 | ||||||||||
1958 | 1054.00 | 808.00 | 1097.50 | 801.50 | 359.50 | 319.50 | 127.00 | 53.00 | 343.00 | 478.50 | 837.50 | 846.00 | 7125.00 | |||||||||||||
1959 | 1023.00 | 1014.50 | 924.32 | a | 653.50 | 702.00 | 252.00 | 85.50 | 159.00 | 409.50 | 608.00 | 795.00 | 1054.00 | 7680.32 | ||||||||||||
1960 | 1268.50 | 751.50 | i | 905.41 | b | 719.00 | 656.00 | 223.50 | 47.00 | 206.84 | b | 271.55 | a | 614.50 | 970.00 | c | 1050.00 | 6932.31 | ||||||||
1961 | 975.50 | 885.77 | b | 948.17 | b | 763.33 | c | 570.83 | b | 136.00 | 44.00 | 37.72 | a | 442.00 | 628.00 | 983.50 | 1202.44 | e | 7617.26 | |||||||
1962 | 1248.50 | 760.00 | f | 1162.00 | 600.00 | 638.00 | 286.00 | 150.00 | 162.50 | 206.00 | 585.00 | 843.50 | 929.45 | c | 6810.95 | |||||||||||
1963 | 1195.05 | a | 750.17 | d | 1009.71 | c | 946.11 | c | 443.62 | b | 369.83 | a | 208.73 | a | 167.92 | a | 196.55 | a | 510.95 | c | 837.41 | a | 996.13 | a | 7632.19 | |
1964 | 939.50 | h | 1061.50 | 1087.30 | d | 862.50 | b | 639.12 | a | 373.00 | 106.00 | 176.18 | a | 373.45 | a | 467.30 | d | 982.76 | a | 1122.95 | b | 7252.05 | ||||
1965 | 1071.10 | b | 885.50 | d | 990.93 | b | 737.78 | c | 660.30 | a | 338.50 | 154.00 | 192.00 | 484.50 | 439.68 | a | 826.00 | 1182.50 | 7962.80 | |||||||
1966 | 1159.00 | 1077.50 | 943.00 | 679.00 | 429.50 | 351.00 | 135.00 | 98.00 | 233.00 | 519.52 | b | 827.00 | 1064.00 | 7515.52 | ||||||||||||
1967 | 1054.00 | 845.00 | 1035.50 | 1000.00 | 536.00 | 325.00 | 46.00 | 33.50 | 183.00 | 587.45 | a | 800.00 | 1214.50 | 7659.95 | ||||||||||||
1968 | 1127.00 | 834.50 | 864.50 | 812.00 | 556.50 | 273.00 | 55.50 | 227.50 | 317.00 | 582.50 | 898.00 | 1179.50 | 7727.50 | |||||||||||||
1969 | 1185.50 | 1090.00 | 1063.00 | 742.50 | 428.50 | 313.50 | 128.00 | 124.00 | 249.50 | 786.00 | 804.11 | b | 1008.07 | d | 7922.68 | |||||||||||
1970 | 1080.19 | b | 824.00 | 990.00 | 936.00 | 524.00 | 252.50 | 67.50 | 52.50 | 415.00 | 679.50 | 825.00 | 1238.50 | 7884.69 | ||||||||||||
1971 | 1029.50 | 936.50 | 1060.00 | 791.00 | 580.50 | 402.00 | 126.50 | 48.05 | a | 433.00 | 667.61 | c | 750.00 | f | 1252.00 | 7326.66 | ||||||||||
1972 | 1235.19 | b | 941.00 | 770.00 | 835.50 | 488.50 | 248.28 | a | 89.00 | 121.00 | 438.00 | 677.50 | 961.50 | 1027.50 | g | 6805.47 | ||||||||||
1973 | 1210.50 | 896.00 | a | 1044.00 | 812.50 | 409.50 | 275.69 | a | 90.50 | 140.00 | 236.50 | f | 659.04 | d | 909.81 | d | 0.00 | z | 6447.53 | |||||||
1974 | 997.00 | f | 1007.50 | 998.95 | b | 803.00 | 628.78 | a | 181.11 | c | 149.26 | d | 159.00 | 237.93 | a | 622.00 | 836.40 | e | 900.00 | g | 5623.93 | |||||
1975 | 1074.87 | e | 706.00 | i | 1144.13 | d | 1001.38 | a | 604.50 | 375.00 | 95.00 | 167.00 | f | 153.50 | l | 654.44 | d | 938.08 | d | 942.50 | 6829.90 | |||||
1976 | 1025.00 | 1030.57 | b | 1076.00 | 829.14 | a | 465.50 | 383.79 | a | 92.00 | 274.00 | 255.56 | c | 568.33 | a | 702.22 | c | 987.00 | 7689.12 | |||||||
1977 | 1198.00 | 825.50 | 1064.00 | 610.34 | a | 724.50 | 180.00 | a | 122.00 | 104.00 | 338.00 | 570.00 | 870.50 | 757.00 | h | 6606.84 | ||||||||||
1978 | 1035.63 | d | 881.39 | e | 726.90 | b | 798.00 | 639.00 | 393.10 | a | 146.73 | a | 198.92 | a | 422.14 | b | 504.35 | e | 666.50 | h | 1338.96 | e | 7085.12 | |||
1979 | 1354.59 | c | 1016.00 | 145.50 | z | 802.22 | c | 534.75 | a | 291.50 | 110.00 | 158.44 | d | 205.00 | 513.80 | d | 1016.67 | c | 1008.57 | b | 7011.54 | |||||
1980 | 1200.14 | c | 847.50 | 1034.50 | 690.50 | 538.00 | 429.50 | 116.77 | a | 178.50 | 256.50 | 539.92 | a | 822.50 | 933.32 | c | 7587.65 | |||||||||
1981 | 978.00 | 957.70 | a | 934.50 | 691.50 | 556.00 | 305.50 | 154.50 | 91.40 | b | 310.50 | 745.55 | a | 855.52 | a | 1013.59 | c | 7594.26 | ||||||||
1982 | 1179.55 | a | 1008.00 | 1045.50 | 881.50 | 605.50 | 332.00 | 185.00 | 121.00 | 414.50 | 674.00 | 1049.50 | 1171.50 | 8667.55 | ||||||||||||
1983 | 995.62 | a | 903.50 | 935.50 | 863.00 | 538.50 | 376.00 | 268.50 | 122.50 | 378.00 | 556.50 | 922.50 | 1208.00 | 8068.12 | ||||||||||||
1984 | 1055.50 | 1016.00 | 903.00 | 843.50 | 525.00 | 425.50 | 56.50 | 95.00 | 345.50 | 780.00 | 947.50 | 1222.00 | 8215.00 | |||||||||||||
1985 | 1196.00 | 1053.00 | 1044.00 | 599.50 | 514.00 | 232.50 | 22.50 | 184.50 | 523.00 | 660.00 | 1123.50 | 1098.50 | 8251.00 | |||||||||||||
1986 | 846.00 | 842.00 | 752.00 | 729.00 | 533.50 | 160.50 | 199.00 | 27.50 | 514.00 | 583.00 | 829.50 | 0.00 | z | 6016.00 | ||||||||||||
1987 | 1182.50 | 910.50 | 922.00 | 534.50 | 451.50 | 182.31 | d | 209.50 | 126.50 | 219.83 | a | 454.00 | 895.86 | a | 1178.00 | a | 7267.00 | |||||||||
1988 | 1147.52 | a | 829.00 | 909.00 | 637.00 | 533.50 | 288.62 | a | 80.50 | 120.50 | 328.50 | 400.50 | 965.50 | 1142.50 | 7382.64 | |||||||||||
1989 | 1203.00 | 1215.00 | 922.50 | 606.00 | 581.00 | 243.00 | 92.00 | 206.50 | 343.00 | 673.00 | 879.44 | c | 991.50 | 7955.94 | ||||||||||||
1990 | 1051.00 | 1022.50 | 901.00 | 561.50 | 606.00 | 313.50 | 77.00 | 164.50 | 222.00 | 563.00 | 851.00 | 1344.88 | a | 7677.88 | ||||||||||||
1991 | 1062.00 | 709.50 | 1039.00 | 820.50 | 666.00 | 392.00 | 70.50 | 69.00 | 191.00 | 565.50 | 461.50 | o | 1037.00 | 6622.00 | ||||||||||||
1992 | 960.00 | 818.00 | 776.50 | 579.00 | 326.50 | 201.00 | 143.00 | 91.50 | 268.00 | 494.00 | 936.50 | 1265.00 | 6859.00 | |||||||||||||
1993 | 1273.00 | 1121.50 | 796.00 | 731.00 | 444.50 | 391.00 | 344.50 | 252.50 | 292.50 | 535.50 | 1061.00 | 1103.50 | 8346.50 | |||||||||||||
1994 | 944.50 | 1007.50 | 769.50 | 646.50 | 445.00 | 281.50 | 51.00 | 61.50 | 219.50 | 651.50 | 1150.00 | 1113.50 | 7341.50 | |||||||||||||
1995 | 1055.50 | 706.00 | 528.50 | n | 742.50 | 562.00 | 259.50 | j | 123.48 | a | 171.00 | 270.00 | 582.50 | 721.50 | 1067.00 | 6001.48 | ||||||||||
1996 | 1037.50 | 965.00 | 855.50 | 685.00 | 595.50 | 281.00 | 58.50 | 95.58 | a | 362.50 | 612.00 | 801.00 | 1007.00 | 7356.08 | ||||||||||||
1997 | 1073.00 | 991.00 | 823.57 | a | 766.00 | 381.50 | 310.00 | 116.00 | 74.50 | j | 269.00 | 630.33 | a | 570.00 | i | 790.00 | j | 5360.40 | ||||||||
1998 | 1043.00 | 592.50 | k | 664.50 | i | 416.50 | m | 454.50 | k | 214.00 | l | 11.00 | n | 37.00 | j | 61.00 | q | 415.00 | k | 360.50 | r | 547.50 | p | 1043.00 | ||
1999 | 511.00 | p | 532.00 | n | 604.50 | l | 429.00 | o | 345.00 | k | 242.00 | k | 103.50 | i | 128.00 | j | 308.57 | b | 301.00 | n | 413.00 | k | 667.00 | k | 308.57 | |
2000 | 425.00 | s | 492.00 | m | 514.00 | n | 212.00 | r | 129.50 | w | 74.50 | g | 83.00 | g | 11.50 | u | 118.50 | p | 128.50 | y | 322.50 | v | 289.00 | v | 0.00 | |
2001 | 1136.67 | a | 1054.85 | b | 853.61 | c | 681.00 | f | 383.50 | 236.00 | f | 107.50 | g | 42.00 | 170.00 | h | 175.00 | u | 334.00 | r | 312.50 | v | 3470.62 | |||
2002 | 529.50 | r | 298.50 | s | 440.00 | q | 387.00 | n | 527.57 | d | 255.50 | 36.00 | 174.00 | 283.00 | 707.00 | 481.00 | l | 1046.00 | 3029.07 | |||||||
2003 | 798.50 | 1017.00 | 682.50 | f | 601.00 | i | 530.00 | 165.00 | h | 33.00 | 67.00 | 223.00 | 448.00 | 1011.00 | 654.00 | k | 4127.50 | |||||||||
2004 | 1068.00 | 1026.50 | 688.00 | 659.40 | e | 532.00 | 244.00 | 41.50 | h | 60.50 | l | 138.50 | r | 363.50 | n | 0.00 | z | 228.50 | x | 4217.90 | ||||||
2005 | 543.50 | n | 368.00 | r | 233.50 | v | 413.00 | n | 411.50 | i | 297.50 | h | 32.50 | l | 63.00 | l | 225.00 | k | 329.00 | m | 347.00 | s | 512.00 | r | 0.00 | |
2006 | 549.50 | n | 384.00 | p | 631.00 | l | 453.50 | l | 372.50 | i | 121.50 | j | 0.50 | r | 93.50 | m | 167.50 | k | 0.00 | z | 573.00 | k | 417.50 | s | 0.00 | |
2007 | 789.50 | j | 663.00 | g | 487.50 | l | 508.00 | j | 267.50 | l | 135.00 | l | 9.00 | k | 46.50 | h | 0.00 | z | 475.50 | h | 705.50 | g | 663.50 | n | 0.00 | |
2008 | 1040.00 | f | 1028.50 | 740.50 | h | 851.50 | 543.50 | 256.00 | g | 37.00 | j | 71.00 | i | 246.00 | 185.00 | r | 540.00 | g | 682.00 | m | 2669.50 | |||||
2009 | 676.50 | k | 961.50 | 753.50 | i | 629.50 | f | 381.50 | f | 309.44 | c | 87.63 | e | 118.00 | 171.50 | 690.94 | e | 684.50 | h | 773.00 | l | 2339.02 | ||||
2010 | 570.00 | m | 658.50 | i | 762.50 | g | 673.50 | f | 701.08 | e | 303.50 | g | 118.00 | 144.00 | 309.00 | e | 370.00 | l | 578.00 | l | 671.00 | k | 1272.08 | |||
2011 | 644.50 | m | 849.00 | g | 1000.61 | d | 889.50 | 698.50 | 397.00 | 158.00 | 58.00 | 201.00 | 584.50 | 946.00 | 1137.00 | 6070.11 | ||||||||||
2012 | 1079.00 | 1033.50 | 961.50 | 682.00 | 537.00 | 336.00 | 41.00 | 47.00 | 156.00 | 607.50 | 828.00 | 1192.50 | 7501.00 | |||||||||||||
2013 | 1214.50 | 1013.50 | 873.00 | 17.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 57.50 | z | 3101.00 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1124.96 | 956.77 | 953.16 | 747.15 | 541.41 | 322.35 | 115.01 | 132.44 | 306.39 | 592.14 | 888.75 | 1093.57 | 7780.03 | |||||||||||||
S.D. | 138.30 | 113.07 | 111.98 | 111.03 | 95.06 | 81.79 | 58.98 | 59.61 | 92.08 | 89.16 | 111.72 | 120.66 | 428.62 | |||||||||||||
SKEW | 0.70 | -0.15 | -0.32 | 0.32 | -0.12 | -0.22 | 1.34 | 0.11 | 0.45 | -0.07 | 0.06 | 0.05 | 0.44 | |||||||||||||
MAX | 1657.50 | 1215.00 | 1162.00 | 1001.38 | 732.50 | 496.00 | 344.50 | 274.00 | 523.00 | 786.00 | 1150.00 | 1346.50 | 8853.75 | |||||||||||||
MIN | 798.50 | 706.00 | 688.00 | 534.50 | 326.50 | 136.00 | 22.50 | 27.50 | 155.50 | 375.00 | 604.50 | 824.08 | 6859.00 | |||||||||||||
NO YRS | 61 | 62 | 60 | 60 | 67 | 63 | 65 | 64 | 64 | 63 | 57 | 55 | 39 |