YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1922 | 0.00 | 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 | |
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 | 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 | 18.00 | 21.50 | 176.50 | 544.50 | 948.00 | 1344.50 | 3053.00 | |||||||
1931 | 1252.00 | 865.50 | 1004.50 | 625.50 | 423.50 | 48.50 | 13.00 | 16.50 | 90.00 | 442.00 | 947.00 | 1091.00 | 6819.00 | |||||||||||||
1932 | 1295.50 | 845.50 | 1105.00 | 539.50 | 299.50 | 114.00 | 2.00 | 16.50 | 182.00 | 596.00 | 740.00 | 945.00 | h | 5735.50 | ||||||||||||
1933 | 1067.00 | 1142.00 | 799.50 | 721.50 | 418.50 | 25.50 | 1.50 | 28.00 | 84.50 | 393.50 | 728.50 | 893.00 | 6303.00 | |||||||||||||
1934 | 952.00 | 916.00 | 746.00 | 549.50 | 164.50 | 59.50 | 2.00 | 13.50 | 247.50 | 393.00 | 828.50 | 1137.00 | 6009.00 | |||||||||||||
1935 | 964.50 | 913.50 | 821.00 | 685.71 | b | 568.50 | 135.50 | 8.50 | 19.00 | 228.00 | 574.05 | c | 941.50 | 1178.50 | 7038.27 | |||||||||||
1936 | 1212.00 | 1198.50 | 900.00 | 612.00 | 315.00 | 89.00 | 7.00 | 25.50 | 231.00 | 636.50 | 909.00 | 1105.00 | 7240.50 | |||||||||||||
1937 | 1631.50 | 1050.00 | 1036.95 | a | 717.00 | e | 406.50 | 233.28 | a | 10.00 | 8.00 | 160.50 | 538.50 | 923.00 | 1204.00 | 7919.23 | ||||||||||
1938 | 1193.50 | 950.00 | 853.00 | 669.00 | 488.00 | 112.50 | 47.10 | e | 24.00 | 217.00 | 520.50 | 1083.00 | 1202.00 | 7359.60 | ||||||||||||
1939 | 1309.50 | 1387.00 | 1042.00 | 687.00 | 380.27 | a | 106.11 | c | 4.50 | 56.32 | a | 159.00 | 583.50 | 900.50 | 1062.50 | 7678.19 | ||||||||||
1940 | 1524.00 | 1164.00 | 958.93 | a | 724.50 | 418.50 | 136.00 | 34.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 4960.43 | |||||||
1941 | 1246.95 | b | 994.50 | 1089.00 | 770.50 | 422.00 | 207.00 | 9.00 | 15.00 | 217.50 | 546.00 | 802.00 | 1081.50 | 7400.95 | ||||||||||||
1942 | 1340.50 | 1329.50 | 1057.00 | 539.50 | 410.00 | 148.50 | 24.00 | 14.50 | 228.75 | b | 614.12 | b | 798.50 | 1072.50 | 7577.37 | |||||||||||
1943 | 1145.50 | 874.00 | 1030.75 | a | 431.00 | 442.50 | 112.00 | 0.00 | 6.00 | 178.00 | 527.50 | 856.00 | 1102.50 | 6705.75 | ||||||||||||
1944 | 1198.50 | 1065.00 | 1035.00 | 793.00 | 323.00 | 90.50 | 8.00 | 27.00 | 148.00 | 447.50 | 0.00 | z | 0.00 | z | 5135.50 | |||||||||||
1945 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 301.00 | 203.00 | 10.00 | 17.00 | 267.50 | 431.00 | 795.00 | 1175.50 | 3200.00 | |||||||||
1946 | 0.00 | z | 960.50 | 723.00 | 379.50 | 478.00 | 86.50 | 8.00 | 30.00 | 158.50 | 533.00 | 1026.00 | 932.00 | 5315.00 | ||||||||||||
1947 | 1131.50 | 1058.50 | 968.50 | 644.48 | a | 354.50 | 188.00 | 13.50 | 15.50 | 105.00 | 367.87 | a | 976.00 | 1047.50 | 6870.85 | |||||||||||
1948 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 5.88 | b | 67.50 | 486.50 | 957.00 | 1086.50 | 2603.38 | |||||
1949 | 1468.50 | 1016.00 | 868.50 | 550.50 | 338.50 | 137.50 | 11.00 | 13.50 | 141.50 | 537.50 | 626.00 | 1077.50 | 6786.50 | |||||||||||||
1950 | 1092.00 | 824.00 | 942.50 | 603.50 | 467.50 | 99.00 | 23.00 | 29.50 | 182.00 | 206.00 | 833.00 | 932.50 | 6234.50 | |||||||||||||
1951 | 1289.50 | 921.00 | 963.00 | 686.50 | 316.00 | 222.50 | 18.00 | 26.50 | 171.00 | 547.50 | 705.50 | g | 1193.50 | 6355.00 | ||||||||||||
1952 | 1009.00 | 980.50 | 1025.50 | 587.00 | 340.00 | 14.00 | 9.82 | a | 9.50 | 117.00 | 423.50 | 1059.00 | 1126.00 | 6700.82 | ||||||||||||
1953 | 930.50 | 963.50 | 770.50 | 732.00 | 469.50 | 63.50 | 0.00 | 5.50 | 0.00 | z | 375.50 | 739.50 | 1206.50 | 6256.50 | ||||||||||||
1954 | 1031.50 | 648.00 | 973.50 | 396.00 | 261.00 | h | 68.00 | 0.00 | 22.00 | 69.50 | 491.50 | 735.50 | 1004.00 | 5439.50 | ||||||||||||
1955 | 1214.00 | 1054.50 | 858.00 | 543.50 | 273.50 | 135.00 | 0.00 | 5.50 | 150.50 | 414.50 | 968.50 | 964.00 | 6581.50 | |||||||||||||
1956 | 1010.50 | 1180.50 | 872.00 | 632.00 | 211.00 | 3.50 | 5.00 | 49.00 | 92.00 | 359.00 | 961.00 | 1035.00 | 6410.50 | |||||||||||||
1957 | 1284.95 | a | 767.93 | a | 901.00 | 776.50 | 426.00 | 123.00 | 5.00 | 12.00 | 214.00 | 478.00 | 958.50 | 898.00 | 6844.88 | |||||||||||
1958 | 1151.00 | 851.50 | 1110.50 | 719.00 | 213.00 | 54.50 | 25.50 | 15.50 | 150.50 | 457.00 | 791.50 | 990.00 | 6529.50 | |||||||||||||
1959 | 1135.00 | 1007.00 | 984.00 | 650.00 | 365.50 | 47.50 | 14.50 | 4.50 | 244.00 | 617.50 | 902.50 | 1009.00 | 6981.00 | |||||||||||||
1960 | 1305.00 | 1335.00 | 1004.00 | 568.00 | 377.50 | 88.50 | 23.50 | 40.50 | 141.00 | 473.00 | 825.00 | 1183.00 | 7364.00 | |||||||||||||
1961 | 1155.00 | 917.50 | 905.00 | 671.00 | 346.50 | 116.50 | 28.00 | 3.00 | 337.50 | 536.00 | 939.50 | 1227.00 | 7182.50 | |||||||||||||
1962 | 1368.00 | 945.00 | 975.50 | 498.50 | 258.00 | 136.00 | 5.00 | 20.50 | 156.00 | 419.00 | 738.00 | 1018.50 | 6538.00 | |||||||||||||
1963 | 1481.50 | 829.50 | 856.00 | 438.00 | 205.00 | 59.00 | 1.50 | 16.50 | 62.00 | 285.00 | 714.50 | 1139.00 | 6087.50 | |||||||||||||
1964 | 1143.50 | 1195.50 | 1084.00 | 613.93 | b | 310.00 | 126.00 | 0.00 | 43.00 | 189.50 | 452.50 | 802.00 | 996.50 | 6956.43 | ||||||||||||
1965 | 869.50 | 1039.00 | 1220.50 | 550.50 | 331.00 | 119.46 | b | 10.50 | 41.50 | 339.50 | 408.50 | 617.00 | 906.00 | 6452.96 | ||||||||||||
1966 | 1166.00 | 1046.00 | 734.50 | 597.50 | 231.00 | 66.50 | 0.00 | 32.50 | 132.50 | 480.50 | 716.00 | 1050.00 | 6253.00 | |||||||||||||
1967 | 1016.50 | 879.00 | 739.00 | 515.00 | 412.00 | 174.00 | 18.50 | 64.00 | 197.50 | 415.50 | 769.50 | 1176.45 | a | 6376.95 | ||||||||||||
1968 | 1075.50 | 890.50 | 802.00 | 707.00 | 416.00 | 63.50 | 27.50 | 48.05 | a | 180.50 | 395.00 | 883.50 | 1123.50 | 6612.55 | ||||||||||||
1969 | 986.50 | 865.50 | 1101.50 | 453.00 | 282.50 | 234.00 | 0.00 | 1.00 | 128.00 | 828.50 | 912.00 | 1062.00 | 6854.50 | |||||||||||||
1970 | 1123.50 | 728.00 | 771.00 | h | 728.00 | 284.50 | 156.50 | 1.00 | 0.50 | 200.00 | 614.00 | 815.00 | 986.00 | 5637.00 | ||||||||||||
1971 | 1069.50 | 1023.00 | 871.50 | 585.50 | 421.00 | 55.50 | 32.00 | 4.00 | 286.00 | 507.00 | 804.00 | 1079.50 | 6738.50 | |||||||||||||
1972 | 1102.50 | 866.00 | 713.50 | 550.50 | 373.50 | 28.00 | 39.50 | 41.50 | 165.00 | 481.50 | 1105.50 | 1311.00 | 6778.00 | |||||||||||||
1973 | 1315.50 | 1004.00 | 948.00 | 756.50 | 395.50 | 120.00 | 42.50 | 14.50 | 257.00 | 417.50 | 750.50 | 1047.00 | 7068.50 | |||||||||||||
1974 | 1187.00 | 942.00 | 702.50 | 587.50 | 210.36 | c | 93.00 | 1.50 | 22.00 | 228.00 | 389.00 | 802.00 | 1075.50 | 6240.36 | ||||||||||||
1975 | 1046.00 | 963.50 | 870.50 | 664.00 | 405.50 | 135.50 | 2.00 | 8.00 | 197.50 | 315.50 | 855.50 | 913.00 | 6376.50 | |||||||||||||
1976 | 1036.00 | 790.00 | 876.00 | 0.00 | z | 335.00 | 69.00 | 1.00 | 11.00 | 181.50 | 572.00 | 834.50 | 952.00 | 5658.00 | ||||||||||||
1977 | 1169.50 | 840.00 | 946.00 | 562.00 | 247.00 | 6.50 | 3.50 | 22.00 | 50.50 | 365.50 | 803.00 | 966.50 | 5982.00 | |||||||||||||
1978 | 1200.50 | 984.50 | 734.00 | 549.50 | 404.00 | 110.50 | 3.00 | 30.50 | 100.00 | 358.50 | 814.50 | 1253.50 | 6543.00 | |||||||||||||
1979 | 1456.50 | 886.00 | 841.00 | 564.00 | 403.50 | 108.00 | 2.50 | 40.50 | 78.00 | 368.00 | 1002.00 | 913.47 | a | 6663.47 | ||||||||||||
1980 | 1212.62 | a | 910.00 | 923.50 | 649.00 | 392.50 | 31.00 | 0.00 | 13.50 | 81.50 | 430.50 | 758.00 | 753.62 | b | 6155.74 | |||||||||||
1981 | 881.20 | d | 853.00 | 869.00 | 363.00 | 384.00 | 64.50 | 7.50 | 25.50 | 45.50 | 438.50 | 642.00 | 967.50 | 5541.20 | ||||||||||||
1982 | 1087.50 | 964.00 | 797.00 | 559.00 | 365.00 | 166.50 | 14.50 | 0.50 | 140.00 | 513.50 | 860.00 | 1016.00 | 6483.50 | |||||||||||||
1983 | 985.50 | 862.50 | 958.00 | 798.00 | 472.50 | 186.00 | 5.00 | 0.00 | 96.50 | 355.00 | 829.00 | 1443.00 | 6991.00 | |||||||||||||
1984 | 1148.50 | 967.50 | 941.50 | 743.50 | 252.50 | 95.00 | 0.00 | 1.00 | 195.50 | 668.50 | 733.97 | a | 979.00 | 6726.47 | ||||||||||||
1985 | 1209.50 | 1054.00 | 834.00 | 501.50 | 273.50 | 92.50 | 9.00 | 4.50 | 261.50 | 422.00 | 1014.00 | 1115.50 | 6791.50 | |||||||||||||
1986 | 744.00 | 863.33 | a | 608.50 | 522.00 | 335.00 | 47.00 | 1.50 | 4.50 | 162.00 | 485.00 | 786.50 | 1073.00 | 5632.33 | ||||||||||||
1987 | 1054.50 | 861.00 | 902.50 | 455.00 | 292.00 | 38.00 | 18.00 | 39.50 | 143.28 | a | 417.00 | 756.00 | 1116.00 | 6092.78 | ||||||||||||
1988 | 1230.00 | 960.50 | 892.50 | 508.50 | 276.00 | 33.50 | 4.00 | 2.50 | 156.00 | 316.00 | 764.00 | 1050.50 | 6194.00 | |||||||||||||
1989 | 945.50 | 1166.50 | 660.50 | 493.50 | 248.00 | 132.00 | 5.50 | 6.50 | 181.00 | 417.50 | 703.97 | a | 1165.00 | 6125.47 | ||||||||||||
1990 | 926.50 | 909.00 | 828.00 | 516.50 | 351.50 | 30.50 | 26.50 | 14.50 | 88.00 | 381.50 | 643.00 | 1200.00 | 5915.50 | |||||||||||||
1991 | 1147.00 | 702.00 | 768.00 | 556.00 | 244.00 | 39.00 | 16.00 | 5.50 | 115.50 | 400.50 | 937.00 | 1014.00 | 5944.50 | |||||||||||||
1992 | 1068.00 | 817.00 | 741.00 | 360.50 | 227.50 | 113.00 | 23.50 | 38.50 | 72.00 | 330.00 | 964.00 | 1175.00 | 5930.00 | |||||||||||||
1993 | 1139.50 | 1024.00 | 758.50 | 563.00 | 280.50 | 109.50 | 5.50 | 31.00 | 168.00 | 521.50 | 915.50 | 944.50 | 6461.00 | |||||||||||||
1994 | 993.50 | 908.50 | 671.00 | 557.50 | 199.50 | 10.00 | 3.00 | 1.00 | 85.50 | 434.00 | 780.50 | 863.50 | 5507.50 | |||||||||||||
1995 | 979.50 | 765.00 | 738.50 | 636.50 | 479.50 | 131.00 | 27.00 | 1.00 | 192.50 | 415.00 | 643.50 | 959.00 | 5968.00 | |||||||||||||
1996 | 1134.00 | 843.50 | 813.00 | 540.50 | 238.00 | 36.00 | 1.50 | 2.00 | 159.00 | 408.00 | 754.50 | 944.00 | 5874.00 | |||||||||||||
1997 | 1067.00 | 928.50 | 669.50 | 701.50 | 271.00 | 49.00 | 3.50 | 17.50 | 88.50 | 442.50 | 921.00 | 1147.50 | 6307.00 | |||||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1145.44 | 957.81 | 886.54 | 596.10 | 342.56 | 98.99 | 11.15 | 18.91 | 162.39 | 462.11 | 840.68 | 1068.58 | 6566.09 | |||||||||||||
S.D. | 165.72 | 145.43 | 131.99 | 108.36 | 87.42 | 57.12 | 11.62 | 15.19 | 66.28 | 101.43 | 114.67 | 122.97 | 534.53 | |||||||||||||
SKEW | 0.49 | 0.79 | 0.12 | -0.14 | 0.09 | 0.47 | 1.21 | 0.84 | 0.42 | 0.65 | 0.17 | 0.33 | 0.27 | |||||||||||||
MAX | 1631.50 | 1387.00 | 1220.50 | 798.00 | 568.50 | 234.00 | 47.10 | 64.00 | 339.50 | 828.50 | 1105.50 | 1443.00 | 7919.23 | |||||||||||||
MIN | 744.00 | 648.00 | 608.50 | 360.50 | 164.50 | 3.50 | 0.00 | 0.00 | 45.50 | 206.00 | 617.00 | 753.62 | 5507.50 | |||||||||||||
NO YRS | 64 | 65 | 64 | 64 | 65 | 66 | 67 | 67 | 66 | 67 | 65 | 65 | 56 |