YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1920 | 1257.50 | 971.00 | 809.50 | 599.00 | 363.00 | 171.00 | 6.00 | 60.00 | 231.50 | 564.50 | 822.50 | 1037.00 | 6892.50 | |||||||||||||
1921 | 1144.50 | 958.50 | 833.50 | 594.00 | 241.00 | 65.50 | 31.00 | 20.50 | 325.00 | 499.50 | 905.00 | 1251.00 | 6869.00 | |||||||||||||
1922 | 1349.00 | 1228.50 | 907.50 | 557.00 | 312.00 | 26.50 | 4.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 4384.50 | ||||||||
1923 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1924 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1925 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1926 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
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 | 491.00 | 869.50 | 1386.00 | 2746.50 | ||||
1928 | 1157.00 | 974.00 | 755.50 | 512.50 | 149.00 | 100.50 | 9.50 | 33.00 | 163.00 | 592.50 | 864.50 | 1188.00 | 6499.00 | |||||||||||||
1929 | 1538.00 | 1281.00 | 734.50 | 565.50 | 246.00 | 107.50 | 5.00 | 6.00 | 235.50 | 520.50 | 1005.00 | 1089.50 | 7334.00 | |||||||||||||
1930 | 1709.50 | 982.50 | 830.50 | 359.50 | 293.50 | 121.00 | 19.00 | 8.50 | 158.50 | 605.00 | 909.00 | 1101.00 | 7097.50 | |||||||||||||
1931 | 1008.50 | 945.50 | 731.00 | 469.00 | 195.50 | 89.50 | 5.00 | 9.00 | 239.50 | 543.50 | 983.50 | 1180.00 | 6399.50 | |||||||||||||
1932 | 1296.50 | 1185.00 | 900.00 | 475.00 | 278.50 | 77.00 | 24.50 | 39.00 | 176.00 | 527.00 | 834.50 | 1294.50 | 7107.50 | |||||||||||||
1933 | 1166.00 | 1286.00 | 863.00 | 518.00 | 352.50 | 106.50 | 11.00 | 22.00 | 302.50 | 541.50 | 779.50 | 1033.50 | 6982.00 | |||||||||||||
1934 | 1052.89 | c | 892.00 | 679.50 | 267.00 | 221.50 | 59.50 | 11.00 | 9.00 | 258.50 | 448.50 | 693.50 | 1026.00 | 5618.89 | ||||||||||||
1935 | 1196.00 | 941.00 | 932.50 | 636.00 | 306.50 | 128.00 | 53.00 | 92.00 | 253.00 | 702.00 | 1006.50 | 1012.00 | 7258.50 | |||||||||||||
1936 | 1125.50 | 1454.00 | 852.00 | 393.50 | 131.50 | 51.00 | 0.00 | 7.00 | 177.50 | 431.00 | 968.50 | 1052.50 | 6644.00 | |||||||||||||
1937 | 1756.50 | 1140.00 | 749.50 | 511.00 | 184.50 | 60.50 | 7.00 | 44.50 | 126.00 | 411.00 | 791.00 | 1047.00 | 6828.50 | |||||||||||||
1938 | 1106.50 | 931.00 | 761.50 | 425.00 | 240.00 | 16.50 | 2.50 | 10.50 | 43.50 | 442.00 | 936.50 | 1164.50 | 6080.00 | |||||||||||||
1939 | 1057.50 | 1080.50 | 772.50 | 376.00 | 175.00 | 138.50 | 9.50 | 7.50 | 152.50 | 472.50 | 756.00 | 943.50 | 5941.50 | |||||||||||||
1940 | 1145.00 | 910.00 | 634.50 | 407.00 | 152.00 | 28.00 | 1.00 | 2.00 | 45.00 | 392.50 | 958.50 | 1057.00 | 5732.50 | |||||||||||||
1941 | 1038.00 | 839.50 | 565.00 | 336.00 | 236.50 | 64.50 | 0.00 | 45.50 | 286.50 | 499.50 | 764.00 | 1001.50 | 5676.50 | |||||||||||||
1942 | 1227.50 | 891.50 | 740.50 | 397.50 | 288.50 | 146.50 | 18.50 | 30.50 | 83.00 | 426.00 | 914.50 | 1044.50 | 6209.00 | |||||||||||||
1943 | 1439.50 | 906.00 | 919.00 | 385.50 | 339.50 | 152.00 | 22.00 | 11.50 | 103.00 | 464.50 | 802.00 | 1158.50 | 6703.00 | |||||||||||||
1944 | 1213.50 | 982.50 | 851.50 | 416.50 | 211.00 | 59.00 | 13.50 | 6.00 | 134.00 | 395.00 | 808.00 | 1143.00 | 6233.50 | |||||||||||||
1945 | 1065.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 103.00 | 6.50 | 8.00 | 204.00 | 451.00 | 912.00 | 1107.50 | 3857.50 | |||||||||
1946 | 1165.00 | 929.50 | 741.00 | 455.00 | 175.00 | 150.00 | 7.50 | 14.50 | 185.00 | 617.00 | 971.00 | 149.00 | z | 5410.50 | ||||||||||||
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 | 27.50 | 23.00 | 30.50 | 186.00 | 571.71 | e | 894.00 | 1360.50 | 3093.21 | |||||||
1949 | 1682.50 | 1182.00 | 848.00 | 382.76 | a | 168.00 | 104.50 | 13.50 | 18.50 | 140.50 | 613.50 | 722.50 | 1173.00 | 7049.26 | ||||||||||||
1950 | 1750.00 | 988.00 | 862.50 | 540.00 | 302.00 | 94.00 | 10.00 | 2.00 | 119.00 | 572.50 | 870.50 | 980.00 | 7090.50 | |||||||||||||
1951 | 1230.50 | 1009.50 | 934.00 | 470.50 | 212.00 | 81.50 | 9.50 | 37.00 | 157.50 | 552.00 | 908.00 | 1324.50 | 6926.50 | |||||||||||||
1952 | 1269.00 | 980.00 | 827.50 | 435.50 | 214.50 | 90.00 | 23.00 | 31.50 | 73.00 | 369.00 | 957.50 | 1002.00 | 6272.50 | |||||||||||||
1953 | 916.00 | 862.50 | 706.28 | a | 534.00 | 277.00 | 133.00 | 6.50 | 18.00 | 164.50 | 475.50 | 755.50 | 1018.00 | 5866.78 | ||||||||||||
1954 | 1234.00 | 806.50 | 839.50 | 579.50 | 237.00 | 163.50 | 30.50 | 95.50 | 245.50 | 610.50 | 692.50 | 1064.00 | 6598.50 | |||||||||||||
1955 | 1096.00 | 1053.50 | 1067.50 | 638.50 | 396.00 | 102.00 | 75.00 | 43.50 | 250.50 | 525.97 | a | 1047.00 | 1228.00 | 7523.47 | ||||||||||||
1956 | 1101.00 | 1142.50 | 871.50 | 0.00 | z | 15.50 | r | 165.54 | b | 26.00 | 32.50 | 194.50 | 590.50 | 966.50 | 1106.00 | 6196.54 | ||||||||||
1957 | 1594.50 | 1114.30 | a | 838.50 | 494.00 | 151.00 | 123.50 | 67.50 | 190.50 | 233.00 | 0.00 | z | 0.00 | z | 0.00 | z | 4806.80 | |||||||||
1958 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 93.00 | e | 31.50 | 8.00 | 10.00 | 265.00 | 463.50 | 980.50 | 1080.98 | d | 2932.48 | |||||||
1959 | 1207.89 | c | 994.50 | 780.17 | a | 440.56 | c | 318.61 | d | 86.50 | 30.50 | 59.00 | 247.00 | 562.00 | 1020.00 | a | 880.00 | g | 5746.73 | |||||||
1960 | 1355.50 | 1014.00 | 838.50 | 522.00 | 334.50 | 72.32 | b | 0.00 | 112.12 | a | 220.50 | 489.50 | 895.86 | a | 1110.66 | b | 6965.46 | |||||||||
1961 | 1068.00 | 536.00 | i | 730.57 | a | 524.00 | 245.50 | 28.00 | 2.00 | 0.00 | a | 235.00 | 651.57 | d | 1032.00 | 800.50 | j | 4516.64 | ||||||||
1962 | 1068.00 | h | 619.00 | k | 884.03 | b | 401.50 | 281.50 | 107.00 | 36.68 | a | 32.00 | l | 123.89 | c | 509.36 | b | 742.50 | 757.00 | f | 3086.47 | |||||
1963 | 1315.50 | 846.00 | 710.50 | 494.00 | 239.50 | 58.00 | 14.43 | b | 9.50 | g | 79.29 | b | 454.15 | a | 854.42 | d | 788.00 | j | 5065.79 | |||||||
1964 | 1110.46 | c | 1028.96 | b | 615.00 | j | 529.62 | d | 201.50 | k | 78.00 | 15.50 | 91.00 | 286.50 | 548.00 | 901.00 | 1283.50 | 5872.54 | ||||||||
1965 | 1073.00 | 941.50 | 928.50 | 434.50 | 326.50 | 66.00 | 15.00 | 34.50 | 281.00 | 435.50 | 788.00 | 1067.50 | 6391.50 | |||||||||||||
1966 | 1138.50 | 870.50 | 762.00 | 477.50 | 199.00 | 120.00 | 23.52 | b | 25.00 | 44.50 | 520.00 | 821.00 | 972.50 | 5974.02 | ||||||||||||
1967 | 1034.50 | 863.50 | 812.50 | 565.00 | 265.00 | 29.50 | 0.50 | 0.00 | 35.00 | 511.00 | 834.50 | 1177.50 | 6128.50 | |||||||||||||
1968 | 1186.00 | 884.00 | 681.50 | 524.00 | 263.50 | 84.50 | 7.00 | 43.00 | 152.00 | 569.00 | 853.50 | 1254.00 | 6502.00 | |||||||||||||
1969 | 1446.00 | 988.50 | 785.50 | 427.00 | 148.00 | 37.00 | 23.00 | 25.00 | 149.50 | 575.00 | 804.00 | 1025.50 | 6434.00 | |||||||||||||
1970 | 1209.00 | 863.00 | 781.50 | 575.50 | 210.50 | 60.00 | 7.50 | 2.00 | 279.00 | 575.50 | 893.00 | 1173.00 | 6629.50 | |||||||||||||
1971 | 1184.00 | 905.50 | 904.50 | 480.00 | 180.00 | 118.50 | 54.50 | 3.50 | 243.50 | 566.00 | 843.00 | 1240.00 | 6723.00 | |||||||||||||
1972 | 1327.00 | 991.00 | 718.00 | 584.50 | 189.50 | 88.50 | 28.50 | 7.00 | 274.00 | 558.50 | 815.50 | 1260.00 | 6842.00 | |||||||||||||
1973 | 1250.00 | 872.50 | 695.00 | 473.00 | 219.00 | 110.50 | 7.00 | 25.50 | 147.50 | 540.00 | 933.50 | 1011.50 | 6285.00 | |||||||||||||
1974 | 1241.00 | 844.50 | 774.00 | 432.50 | 328.50 | 52.00 | 15.00 | 12.50 | 111.50 | 492.50 | 802.50 | 1009.00 | 6115.50 | |||||||||||||
1975 | 1218.50 | 1055.00 | 891.00 | 541.00 | 253.00 | 113.50 | 7.50 | 84.00 | 147.50 | 537.50 | 920.50 | 1077.52 | b | 6846.52 | ||||||||||||
1976 | 1085.50 | 945.50 | 889.50 | 477.50 | 205.00 | 144.00 | 19.00 | 45.50 | 66.00 | 505.62 | b | 892.50 | d | 1094.50 | 6370.12 | |||||||||||
1977 | 1276.50 | 846.00 | 765.00 | 381.00 | 327.50 | 43.00 | 24.50 | 33.00 | 233.00 | 552.50 | 960.00 | 1229.00 | 6671.00 | |||||||||||||
1978 | 1179.50 | 856.00 | 725.50 | 433.00 | 287.50 | 62.00 | 7.00 | 55.50 | 196.50 | 518.00 | 991.00 | 1360.50 | 6672.00 | |||||||||||||
1979 | 1560.00 | 984.50 | 737.00 | 508.50 | 225.00 | 58.00 | 21.50 | 0.00 | 82.50 | 436.00 | 928.00 | 955.50 | 6496.50 | |||||||||||||
1980 | 1321.12 | a | 939.00 | 797.98 | b | 327.50 | h | 0.00 | z | 0.00 | z | 0.00 | z | 57.50 | n | 206.00 | 524.50 | 843.50 | 1051.00 | 5683.10 | ||||||
1981 | 979.00 | 855.50 | 615.50 | 520.00 | 248.00 | 192.86 | b | 32.00 | 27.00 | 193.20 | e | 664.50 | 791.50 | 680.00 | n | 5119.06 | ||||||||||
1982 | 1286.00 | 1040.00 | 769.50 | 611.50 | 325.50 | 56.00 | 58.50 | 21.50 | 202.50 | 569.00 | 1042.50 | 1140.50 | 7123.00 | |||||||||||||
1983 | 1059.50 | 770.00 | 644.00 | 452.50 | 205.50 | 91.50 | 0.00 | z | 0.00 | 272.00 | 564.00 | 776.50 | 1469.00 | 6304.50 | ||||||||||||
1984 | 1186.50 | 937.00 | 785.50 | 509.50 | 394.00 | 144.50 | 13.00 | 23.00 | 296.00 | 673.00 | 926.50 | 1408.00 | 7296.50 | |||||||||||||
1985 | 1258.50 | 1086.50 | 868.60 | e | 248.00 | q | 214.00 | 90.50 | 0.00 | 43.40 | a | 319.00 | 661.00 | 1273.50 | 1282.00 | 7097.00 | ||||||||||
1986 | 1075.50 | 992.00 | 723.00 | 555.50 | 290.50 | 41.50 | 45.50 | 0.00 | a | 272.50 | 487.00 | 926.50 | 1102.50 | 6512.00 | ||||||||||||
1987 | 1166.00 | 838.50 | 697.00 | 351.00 | 181.00 | 51.50 | 16.00 | 27.00 | 96.50 | 519.50 | 753.50 | 1143.00 | 5840.50 | |||||||||||||
1988 | 1253.50 | 971.50 | 755.00 | 395.50 | 228.00 | 105.00 | 28.00 | 6.50 | 220.50 | 437.00 | 853.50 | 1130.50 | 6384.50 | |||||||||||||
1989 | 1156.00 | 1169.00 | 832.50 | 428.00 | 273.00 | 39.50 | 9.50 | 38.00 | 126.00 | 590.50 | 842.50 | 1033.50 | 6538.00 | |||||||||||||
1990 | 1053.00 | 1012.50 | 707.00 | 371.00 | 301.00 | 149.00 | 15.50 | 27.00 | 56.00 | 614.50 | 810.00 | 1391.00 | 6507.50 | |||||||||||||
1991 | 1341.50 | 758.00 | 830.00 | 487.50 | 297.50 | 135.00 | 9.00 | 10.00 | 91.50 | 592.00 | 925.00 | 1042.00 | 6519.00 | |||||||||||||
1992 | 1021.50 | 788.00 | 585.50 | 420.50 | 179.50 | 42.00 | 16.50 | 55.00 | 241.50 | 536.50 | 868.00 | 1279.00 | 6033.50 | |||||||||||||
1993 | 1342.00 | 1043.00 | 812.00 | 508.50 | 133.00 | 103.00 | 74.00 | 58.50 | 176.50 | 489.00 | 1061.00 | 1099.00 | 6899.50 | |||||||||||||
1994 | 982.50 | 990.50 | 718.00 | 417.00 | 218.00 | 102.00 | 15.50 | 0.00 | z | 75.50 | 537.00 | 986.50 | 1137.00 | 6179.50 | ||||||||||||
1995 | 1134.00 | 852.00 | 796.00 | 542.00 | 200.00 | 99.50 | 9.00 | 60.50 | 99.50 | 587.00 | 848.00 | 1095.00 | 6322.50 | |||||||||||||
1996 | 1268.50 | 1063.50 | 823.50 | 521.00 | 407.00 | 96.50 | 23.00 | 34.00 | 252.50 | 606.00 | 927.41 | a | 1274.00 | 7296.91 | ||||||||||||
1997 | 1166.50 | 947.00 | 855.50 | 580.50 | 227.00 | 122.00 | 25.00 | 8.50 | 125.00 | 561.50 | 849.50 | 1087.50 | 6555.50 | |||||||||||||
1998 | 1093.50 | 766.00 | 708.00 | 473.00 | 178.50 | 74.50 | 0.00 | 10.50 | 70.50 | 559.00 | 756.00 | 1148.00 | 5837.50 | |||||||||||||
1999 | 1030.50 | 877.00 | 756.00 | 539.50 | 366.83 | a | 152.00 | 60.00 | 17.50 | 214.00 | 559.00 | 742.50 | 1040.00 | 6354.83 | ||||||||||||
2000 | 1146.00 | 923.00 | 754.00 | 446.50 | 332.50 | 120.00 | 43.50 | 53.50 | 250.50 | 579.00 | 1022.00 | 1240.00 | 6910.50 | |||||||||||||
2001 | 1120.50 | 984.00 | 757.00 | 582.50 | 271.50 | 164.00 | 23.50 | 11.50 | 109.00 | 623.00 | 774.00 | 1138.22 | a | 6558.72 | ||||||||||||
2002 | 1134.50 | 951.50 | 899.50 | 522.00 | 341.00 | 98.00 | 22.00 | 33.50 | 189.50 | 651.50 | 856.00 | 975.50 | 6674.50 | |||||||||||||
2003 | 1023.50 | 906.00 | 769.00 | 509.50 | 310.50 | 56.50 | 11.50 | 2.50 | 174.00 | 467.00 | 1020.50 | 1133.00 | 6383.50 | |||||||||||||
2004 | 1191.00 | 910.50 | 663.00 | 395.00 | 266.00 | 104.50 | 13.50 | 23.00 | 197.50 | 521.00 | 867.00 | 1039.50 | 6191.50 | |||||||||||||
2005 | 878.50 | l | 914.00 | 734.00 | 470.00 | 215.50 | 133.50 | 15.00 | 21.00 | 221.50 | 528.50 | 881.00 | 1292.50 | 5426.50 | ||||||||||||
2006 | 954.00 | 967.00 | 777.00 | 469.00 | 251.50 | 33.62 | a | 0.00 | k | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 3452.12 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1211.69 | 969.68 | 786.85 | 480.47 | 250.61 | 91.92 | 19.21 | 30.23 | 180.96 | 534.06 | 883.55 | 1138.74 | 6551.95 | |||||||||||||
S.D. | 180.13 | 126.61 | 88.44 | 76.24 | 68.77 | 41.42 | 17.32 | 31.12 | 75.55 | 70.22 | 100.20 | 121.64 | 444.89 | |||||||||||||
SKEW | 1.30 | 1.18 | 0.12 | -0.15 | 0.17 | 0.19 | 1.54 | 2.38 | -0.15 | -0.06 | 0.67 | 0.68 | -0.05 | |||||||||||||
MAX | 1756.50 | 1454.00 | 1067.50 | 638.50 | 407.00 | 192.86 | 75.00 | 190.50 | 325.00 | 702.00 | 1273.50 | 1469.00 | 7523.47 | |||||||||||||
MIN | 916.00 | 758.00 | 565.00 | 267.00 | 93.00 | 16.50 | 0.00 | 0.00 | 35.00 | 369.00 | 692.50 | 943.50 | 5618.89 | |||||||||||||
NO YRS | 77 | 76 | 77 | 75 | 76 | 80 | 78 | 75 | 79 | 79 | 79 | 73 | 62 |