YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1932 | 1178.00 | d | 1140.50 | 738.50 | 688.50 | 454.50 | 190.50 | 133.00 | 189.50 | 229.00 | 595.00 | 759.00 | 1300.00 | 7596.00 | ||||||||||||
1933 | 1277.00 | 1183.50 | 858.50 | 637.00 | 623.00 | 241.50 | 50.00 | 134.00 | 378.00 | 473.50 | 824.00 | 942.50 | 7622.50 | |||||||||||||
1934 | 934.50 | 753.00 | 596.00 | 465.50 | 330.00 | 279.50 | 104.50 | 73.00 | 298.50 | 532.88 | b | 741.50 | 981.50 | 6090.38 | ||||||||||||
1935 | 1172.50 | 830.00 | 941.50 | 647.50 | 433.50 | 202.50 | 115.73 | a | 87.50 | 208.50 | 622.14 | b | 928.00 | 1031.50 | 7220.87 | |||||||||||
1936 | 981.50 | 851.50 | 797.00 | 539.00 | 374.50 | 199.50 | 46.50 | 67.50 | 286.50 | 469.00 | 863.50 | 1099.50 | 6575.50 | |||||||||||||
1937 | 1605.80 | a | 1024.00 | 804.50 | 687.00 | 349.50 | 213.50 | 26.50 | 118.00 | 240.00 | 479.00 | 764.50 | 925.50 | 7237.80 | ||||||||||||
1938 | 945.00 | 992.50 | 921.50 | 606.00 | 434.00 | 130.50 | 40.00 | 106.00 | 192.00 | 545.50 | 915.50 | 1015.00 | 6843.50 | |||||||||||||
1939 | 1092.50 | 976.00 | 733.00 | 467.50 | 356.00 | 235.50 | 61.50 | 53.50 | 267.69 | d | 515.00 | 749.00 | 860.25 | a | 6367.44 | |||||||||||
1940 | 892.50 | 790.00 | 704.50 | 554.00 | 309.50 | 102.50 | 73.00 | 41.50 | 306.50 | 527.00 | 875.50 | 976.50 | 6153.00 | |||||||||||||
1941 | 945.50 | 748.00 | 750.00 | 648.50 | 390.60 | a | 281.00 | 36.00 | 139.00 | 397.00 | 610.00 | 723.50 | 1009.50 | 6678.60 | ||||||||||||
1942 | 1195.50 | 909.50 | 870.00 | 641.00 | 538.50 | 275.50 | 48.50 | 88.00 | 273.50 | 517.50 | 811.50 | 970.50 | 7139.50 | |||||||||||||
1943 | 1132.00 | 917.00 | 751.00 | 472.50 | 367.50 | 348.00 | 32.00 | 67.50 | 56.00 | 517.50 | 761.00 | 996.50 | 6418.50 | |||||||||||||
1944 | 884.50 | f | 892.50 | 812.00 | 640.00 | 359.50 | 265.50 | 21.50 | 57.50 | 182.50 | 388.00 | 954.50 | 1014.50 | 5588.00 | ||||||||||||
1945 | 1007.50 | 799.00 | 851.00 | 595.00 | 386.00 | 196.50 | 1.50 | 35.00 | 231.50 | 397.00 | 833.00 | 1033.00 | 6366.00 | |||||||||||||
1946 | 1141.50 | 943.50 | 774.00 | 502.50 | 299.00 | 214.50 | 40.50 | 24.50 | 241.00 | 663.00 | 838.97 | a | 962.00 | 6644.97 | ||||||||||||
1947 | 1157.50 | 689.00 | 676.50 | 481.50 | 197.00 | 259.00 | 75.50 | 95.50 | 187.00 | 487.50 | 842.00 | 964.50 | 6112.50 | |||||||||||||
1948 | 941.50 | 936.00 | 905.00 | 752.00 | 485.00 | 152.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 4172.00 | |||||||
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 | 612.50 | f | 853.50 | 647.00 | 414.00 | 248.50 | 34.62 | a | 66.00 | 263.89 | c | 512.03 | b | 720.56 | c | 651.50 | g | 3760.10 | ||||||
1951 | 1042.50 | 883.00 | 903.50 | 499.00 | 408.00 | 153.50 | 42.00 | 109.50 | 187.00 | 610.70 | a | 815.00 | 1256.50 | 6910.20 | ||||||||||||
1952 | 1238.50 | 964.00 | 933.00 | 536.00 | 356.50 | a | 286.00 | 33.38 | e | 103.33 | a | 171.00 | 435.00 | 968.00 | 938.50 | f | 6024.72 | |||||||||
1953 | 911.50 | 820.50 | 879.88 | a | 690.00 | 612.50 | 382.00 | 49.00 | 144.50 | 180.50 | 585.50 | 748.00 | 989.00 | 6992.88 | ||||||||||||
1954 | 1067.50 | 775.50 | 933.00 | 604.50 | 326.50 | 310.00 | 77.50 | 263.50 | 403.50 | 678.00 | 797.50 | 1099.00 | 7336.00 | |||||||||||||
1955 | 1246.72 | a | 999.38 | b | 869.00 | 785.50 | 461.50 | 210.00 | 159.50 | 90.50 | 338.79 | a | 537.00 | 915.00 | 777.00 | f | 6612.89 | |||||||||
1956 | 999.50 | 1121.00 | 869.50 | 556.50 | 394.00 | 260.00 | 80.00 | 152.00 | 270.00 | 712.00 | 856.00 | 1103.50 | 7374.00 | |||||||||||||
1957 | 1271.00 | 818.00 | 791.50 | 630.50 | 393.50 | 136.00 | 75.50 | 144.50 | 150.00 | 622.50 | 871.50 | 965.50 | 6870.00 | |||||||||||||
1958 | 985.00 | 698.00 | 918.00 | 667.00 | 241.00 | 192.00 | 32.00 | 14.00 | 240.00 | 410.00 | 744.00 | 836.00 | 5977.00 | |||||||||||||
1959 | 936.00 | 917.00 | 800.00 | 513.50 | 509.50 | 165.00 | 46.50 | 86.59 | b | 302.50 | 459.32 | a | 806.00 | 1164.00 | 6705.90 | |||||||||||
1960 | 1109.50 | 907.50 | 742.50 | 644.50 | 473.27 | a | 93.50 | 12.50 | 139.00 | 157.50 | 520.50 | 876.92 | d | 1002.00 | 6679.19 | |||||||||||
1961 | 945.50 | 808.08 | c | 823.00 | 617.00 | 467.58 | a | 129.00 | 41.69 | b | 28.33 | b | 309.64 | b | 527.00 | 881.38 | a | 1058.50 | 6636.70 | |||||||
1962 | 1327.00 | 977.93 | a | 874.72 | a | 519.00 | 509.50 | 207.50 | 92.00 | 108.00 | 161.38 | a | 515.78 | b | 392.00 | l | 679.00 | i | 5292.80 | |||||||
1963 | 1121.00 | 632.50 | 835.85 | d | 780.50 | 355.00 | 264.00 | 148.28 | a | 134.33 | a | 157.50 | 476.37 | a | 787.76 | a | 988.00 | 6681.09 | ||||||||
1964 | 1132.50 | 1138.00 | 920.00 | 692.50 | 482.50 | 272.59 | a | 75.00 | 116.00 | 309.50 | 435.50 | 882.41 | a | 969.55 | b | 7426.05 | ||||||||||
1965 | 1099.00 | 794.23 | b | 794.50 | 566.50 | 455.00 | 196.00 | 53.73 | a | 117.50 | 329.50 | 441.75 | a | 828.50 | 1165.08 | a | 6841.30 | |||||||||
1966 | 812.50 | g | 0.00 | z | 539.50 | h | 528.10 | a | 274.35 | a | 257.68 | b | 118.00 | 68.50 | 172.00 | 494.40 | b | 684.50 | f | 953.00 | 2866.03 | |||||
1967 | 997.50 | 771.08 | b | 915.50 | 867.50 | 389.00 | 202.00 | 17.00 | 2.67 | b | 116.00 | 535.27 | a | 745.50 | 1287.03 | b | 6846.05 | |||||||||
1968 | 1107.00 | 711.50 | 738.12 | b | 623.00 | 414.37 | a | 160.50 | 19.00 | 149.00 | 220.00 | 503.50 | 802.76 | a | 1124.50 | 6573.25 | ||||||||||
1969 | 1126.50 | 910.50 | 831.50 | 640.00 | 248.00 | 166.00 | 46.00 | 82.50 | 176.50 | 633.00 | 778.45 | a | 952.00 | 6590.95 | ||||||||||||
1970 | 958.50 | 727.00 | 817.50 | 767.00 | 353.92 | a | 150.00 | 16.02 | a | 41.00 | 307.00 | 556.40 | b | 727.00 | 1149.50 | 6570.83 | ||||||||||
1971 | 1012.00 | 850.50 | 921.96 | d | 681.00 | 431.50 | 226.03 | a | 81.78 | b | 34.00 | 326.90 | a | 672.81 | d | 812.00 | 1275.81 | b | 7326.30 | |||||||
1972 | 1266.41 | d | 842.50 | 653.07 | a | 673.97 | a | 357.50 | 116.00 | 32.00 | 81.00 | 321.50 | 540.36 | b | 867.00 | 1241.60 | b | 6992.91 | ||||||||
1973 | 1112.00 | 763.50 | 0.00 | z | 589.66 | a | 252.13 | a | 154.50 | 48.50 | 96.50 | 224.00 | 0.00 | z | 845.00 | 0.00 | z | 4085.79 | ||||||||
1974 | 1122.00 | 873.04 | c | 806.52 | a | 678.62 | a | 436.58 | a | 105.00 | 84.22 | a | 76.50 | 126.50 | 506.00 | 769.50 | 1023.57 | d | 6608.05 | |||||||
1975 | 968.50 | g | 890.17 | d | 862.00 | 803.50 | 400.00 | 220.18 | b | 57.50 | 141.00 | 129.00 | 589.00 | 874.50 | 993.15 | d | 5959.99 | |||||||||
1976 | 735.00 | g | 701.00 | f | 917.82 | c | 697.50 | 349.27 | a | 266.00 | 46.00 | 179.50 | 190.00 | 493.93 | a | 716.38 | a | 868.00 | f | 3856.40 | ||||||
1977 | 1100.00 | i | 717.50 | f | 952.96 | d | 537.00 | 606.00 | 84.00 | 63.00 | 63.50 | 263.00 | 498.50 | 796.55 | a | 956.98 | d | 4821.50 | ||||||||
1978 | 853.57 | b | 773.63 | a | 616.90 | a | 648.89 | c | 437.10 | a | 165.00 | 58.00 | 146.00 | 327.86 | b | 427.50 | 917.50 | 1200.50 | 6572.44 | |||||||
1979 | 1094.62 | b | 836.00 | 696.50 | 636.50 | 327.00 | 170.50 | 64.00 | 103.50 | 138.00 | 404.50 | 917.00 | 945.00 | 6333.12 | ||||||||||||
1980 | 963.00 | 723.50 | 853.00 | 546.00 | 433.50 | 295.50 | 58.00 | 94.00 | 196.50 | 450.50 | 780.50 | 1003.50 | 6397.50 | |||||||||||||
1981 | 893.50 | 786.50 | 768.50 | 541.50 | 388.50 | 175.00 | 63.00 | 42.50 | 207.50 | 571.00 | 711.00 | 876.00 | 6024.50 | |||||||||||||
1982 | 1136.00 | 837.50 | 878.50 | 751.00 | 385.00 | 189.50 | 99.00 | 80.50 | 322.00 | 590.00 | 926.00 | 1124.50 | 7319.50 | |||||||||||||
1983 | 1008.50 | 765.00 | 802.00 | 751.50 | 387.00 | 253.50 | 172.50 | 86.50 | 256.00 | 493.00 | 876.00 | 1066.92 | a | 6918.42 | ||||||||||||
1984 | 1111.00 | 893.00 | 761.50 | 677.50 | 364.50 | 245.00 | 14.00 | 55.00 | 263.00 | 655.00 | 886.50 | 1254.00 | 7180.00 | |||||||||||||
1985 | 1192.00 | 902.50 | 894.50 | 497.00 | 413.50 | 117.50 | 19.50 | 129.50 | 384.50 | 0.00 | z | 1101.00 | 1137.50 | 6789.00 | ||||||||||||
1986 | 802.00 | 713.00 | 0.00 | z | 0.00 | z | 406.00 | 0.00 | z | 96.00 | 26.00 | 421.00 | 521.00 | 827.50 | 1044.50 | 4857.00 | ||||||||||
1987 | 1149.00 | 817.50 | 799.00 | 465.50 | 308.50 | 105.00 | 167.00 | 54.00 | 195.50 | 373.50 | 776.50 | 1145.00 | 6356.00 | |||||||||||||
1988 | 1241.50 | 883.50 | 755.00 | 534.50 | 464.50 | 206.50 | 38.50 | 50.50 | 248.50 | 342.50 | 824.00 | 1108.00 | 6697.50 | |||||||||||||
1989 | 1418.50 | 1190.50 | 778.50 | 468.50 | 401.50 | 124.50 | 0.00 | z | 164.00 | 261.50 | 609.50 | 908.00 | 1124.00 | 7449.00 | ||||||||||||
1990 | 1110.00 | 1006.00 | 0.00 | z | 0.00 | z | 549.00 | 297.50 | 95.00 | 162.50 | 267.50 | 0.00 | z | 872.50 | 1294.00 | 5654.00 | ||||||||||
1991 | 1081.50 | 696.00 | 903.50 | 696.00 | 0.00 | z | 0.00 | z | 24.00 | 57.50 | 174.50 | 520.00 | 845.00 | 1147.00 | 6145.00 | |||||||||||
1992 | 1081.00 | 826.00 | 776.00 | 0.00 | z | 179.50 | 108.50 | 64.50 | 0.00 | z | 247.00 | 516.00 | 899.00 | 1328.00 | 6025.50 | |||||||||||
1993 | 1409.00 | 1133.00 | 727.00 | 0.00 | z | 316.50 | 242.00 | 191.00 | 146.00 | 266.50 | 520.50 | 1059.00 | 1142.00 | 7152.50 | ||||||||||||
1994 | 1024.50 | 944.50 | 759.50 | 602.50 | 323.50 | 168.50 | 0.00 | z | 62.50 | 167.00 | 596.00 | 1057.50 | 1180.50 | 6886.50 | ||||||||||||
1995 | 907.00 | 693.00 | 829.00 | 670.00 | 399.50 | 267.00 | 77.50 | 146.50 | 184.50 | 561.50 | 677.00 | 914.50 | 6327.00 | |||||||||||||
1996 | 997.00 | 819.50 | 766.50 | 601.50 | 467.00 | 191.50 | 44.00 | 72.00 | 313.00 | 569.50 | 808.50 | 981.00 | 6631.00 | |||||||||||||
1997 | 1051.00 | 881.50 | 763.50 | 634.50 | 265.00 | 236.50 | 76.00 | 84.00 | 252.00 | 612.00 | 788.00 | 1129.50 | 6773.50 | |||||||||||||
1998 | 937.50 | 851.50 | 794.00 | 675.00 | 577.50 | 236.00 | 19.50 | 57.00 | 196.00 | 636.50 | 910.50 | 1245.00 | 7136.00 | |||||||||||||
1999 | 1066.50 | 989.50 | 923.50 | 685.00 | 477.50 | 258.50 | 118.00 | 110.50 | 228.00 | 505.30 | a | 719.50 | 1102.57 | a | 7184.37 | |||||||||||
2000 | 1042.50 | 824.50 | 812.50 | 502.50 | 383.00 | 121.03 | a | 88.00 | 66.00 | 252.00 | 550.00 | 990.50 | 996.50 | 6629.03 | ||||||||||||
2001 | 1013.50 | 922.50 | 725.50 | 718.45 | a | 0.00 | z | 225.50 | 70.50 | 33.50 | 190.50 | 474.82 | a | 821.00 | 1062.50 | 6258.26 | ||||||||||
2002 | 1089.00 | 786.00 | 874.50 | 566.50 | 412.50 | 129.50 | 10.00 | 119.50 | 215.50 | 537.00 | 788.00 | 959.50 | 6487.50 | |||||||||||||
2003 | 786.00 | 859.00 | 745.00 | 733.00 | 392.50 | 114.00 | 8.50 | 54.00 | 173.50 | 381.50 | 889.00 | 947.50 | 6083.50 | |||||||||||||
2004 | 1000.50 | 854.50 | 620.00 | 545.00 | 378.50 | 125.00 | 17.50 | 67.00 | 273.00 | 549.00 | 854.00 | 974.50 | 6258.50 | |||||||||||||
2005 | 1053.50 | 798.50 | 738.00 | 620.50 | 351.00 | 0.00 | z | 6.00 | 24.00 | 289.50 | 511.00 | 865.00 | 979.00 | 6236.00 | ||||||||||||
2006 | 954.00 | 855.00 | 978.00 | 597.50 | 0.00 | z | 105.50 | 0.00 | z | 60.00 | 206.00 | 568.50 | 791.50 | 997.00 | 6113.00 | |||||||||||
2007 | 1141.00 | 828.00 | 645.50 | 544.00 | 308.50 | 162.00 | 10.50 | 45.00 | 270.50 | 576.50 | 792.00 | 1137.00 | 6460.50 | |||||||||||||
2008 | 1241.00 | 1011.50 | 878.50 | 694.00 | 374.50 | 225.00 | 18.50 | 46.50 | 189.50 | 508.50 | 712.50 | 1132.50 | 7032.50 | |||||||||||||
2009 | 983.00 | 810.00 | 849.50 | 618.00 | 288.00 | 164.00 | 35.00 | 79.00 | 116.00 | 583.00 | 848.00 | 1176.00 | 6549.50 | |||||||||||||
2010 | 874.00 | 824.50 | 820.00 | 732.50 | 604.50 | 229.50 | 37.50 | 84.50 | 234.00 | 439.00 | 889.00 | 946.00 | 6715.00 | |||||||||||||
2011 | 1055.00 | 952.00 | 854.57 | a | 729.00 | 577.50 | 285.50 | 81.00 | 19.00 | 129.50 | 537.50 | 846.00 | 1094.50 | 7161.07 | ||||||||||||
2012 | 1010.50 | 891.00 | 830.00 | 581.00 | 395.77 | a | 259.00 | 45.00 | 42.00 | 139.00 | 480.50 | a | 760.50 | 1063.00 | 6497.27 | |||||||||||
2013 | 1286.00 | 892.00 | 748.65 | a | 21.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 49.00 | z | 2926.65 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1077.23 | 870.67 | 813.11 | 622.71 | 399.97 | 202.60 | 60.20 | 88.22 | 236.41 | 526.50 | 835.75 | 1062.95 | 6736.74 | |||||||||||||
S.D. | 144.82 | 118.94 | 85.01 | 91.48 | 93.08 | 65.29 | 41.53 | 47.43 | 74.10 | 76.48 | 83.10 | 114.80 | 407.25 | |||||||||||||
SKEW | 0.81 | 0.73 | -0.39 | 0.16 | 0.32 | 0.17 | 1.12 | 0.79 | 0.28 | -0.01 | 0.74 | 0.46 | 0.23 | |||||||||||||
MAX | 1605.80 | 1190.50 | 978.00 | 867.50 | 623.00 | 382.00 | 191.00 | 263.50 | 421.00 | 712.00 | 1101.00 | 1328.00 | 7622.50 | |||||||||||||
MIN | 786.00 | 632.50 | 596.00 | 465.50 | 179.50 | 84.00 | 1.50 | 2.67 | 56.00 | 342.50 | 677.00 | 836.00 | 5977.00 | |||||||||||||
NO YRS | 75 | 77 | 77 | 76 | 77 | 77 | 76 | 78 | 79 | 76 | 77 | 73 | 58 |