YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | 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 | 1294.52 | b | 1294.52 | |
1942 | 1491.50 | 1235.50 | 1110.00 | 673.00 | 485.50 | 230.50 | 92.00 | 139.00 | 325.50 | 620.00 | 923.50 | 1305.50 | 8631.50 | |||||||||||||
1943 | 1428.00 | 1032.50 | 0.00 | z | 154.00 | r | 407.50 | 167.00 | 19.50 | 54.00 | 305.50 | 706.50 | 1049.00 | 1666.00 | 6835.50 | |||||||||||
1944 | 1738.50 | 1421.00 | 1140.00 | 766.00 | 441.50 | 168.50 | 63.00 | 118.00 | 324.31 | a | 630.00 | 1061.50 | 1483.00 | 9355.31 | ||||||||||||
1945 | 1444.50 | 1066.50 | 1038.50 | 765.50 | 355.00 | 213.62 | a | 81.50 | 71.00 | 324.50 | 647.00 | 1093.00 | 1474.00 | 8574.62 | ||||||||||||
1946 | 1493.17 | a | 1180.00 | 931.50 | 507.00 | 439.00 | 95.50 | 29.34 | c | 110.50 | 285.00 | 766.00 | 1143.00 | 1245.00 | 8225.01 | |||||||||||
1947 | 1464.75 | a | 1033.85 | b | 1017.50 | 728.50 | 368.00 | 215.50 | 44.50 | 104.00 | 289.50 | 592.00 | 1202.00 | 1518.50 | 8578.60 | |||||||||||
1948 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 67.00 | 289.00 | 734.38 | b | 1215.00 | 1414.24 | b | 3719.62 | ||||
1949 | 1697.00 | 1380.08 | b | 990.50 | 525.00 | g | 426.50 | 219.50 | 47.00 | 159.00 | 340.56 | c | 661.50 | g | 935.00 | 1429.50 | 7624.63 | |||||||||
1950 | 1446.48 | c | 1043.54 | b | 808.00 | f | 650.89 | b | 489.36 | c | 167.50 | 123.00 | 204.50 | 383.00 | 551.44 | e | 999.00 | 1259.00 | 7317.71 | |||||||
1951 | 1339.00 | 1179.00 | 1038.50 | 720.50 | 396.28 | a | 208.00 | 13.00 | 66.13 | a | 249.00 | 632.00 | 1146.00 | 1383.00 | 8370.42 | |||||||||||
1952 | 1520.50 | 1332.50 | 1167.67 | a | 626.50 | 394.00 | 83.00 | 47.00 | 86.91 | c | 260.50 | 586.50 | 1183.50 | 1571.00 | 8859.58 | |||||||||||
1953 | 1211.00 | 1143.00 | 920.00 | 727.50 | 546.50 | 135.50 | 41.50 | 135.50 | 256.00 | 588.48 | a | 1003.00 | 1487.50 | 8195.48 | ||||||||||||
1954 | 1356.00 | 880.50 | 975.00 | 509.00 | 322.50 | 123.00 | 30.50 | 146.00 | 227.50 | 441.15 | e | 905.77 | d | 1370.50 | 7287.42 | |||||||||||
1955 | 1441.50 | 1251.00 | 993.00 | 768.00 | 469.00 | 210.50 | 57.00 | 24.50 | 253.50 | 583.50 | 984.50 | 1238.00 | 8274.00 | |||||||||||||
1956 | 1269.50 | 1288.50 | 934.50 | 734.00 | 326.00 | 63.00 | 27.00 | 139.50 | 202.00 | 584.50 | 1133.50 | 1302.00 | 8004.00 | |||||||||||||
1957 | 1349.00 | 894.00 | 951.50 | 791.50 | 562.50 | 175.00 | 56.00 | 89.00 | 352.00 | 647.50 | 1219.50 | 1326.50 | 8414.00 | |||||||||||||
1958 | 1450.50 | 987.00 | 1073.50 | 772.00 | 328.00 | 114.00 | 83.50 | 77.00 | 284.50 | 617.50 | 1030.00 | 1167.00 | 7984.50 | |||||||||||||
1959 | 1462.50 | 1129.50 | 1049.00 | 726.50 | 494.00 | 119.00 | 105.00 | 136.00 | 389.50 | 717.00 | 1036.50 | 1191.00 | 8555.50 | |||||||||||||
1960 | 1616.00 | 1443.00 | 947.50 | 624.00 | 460.50 | 135.50 | 73.00 | 112.00 | 270.50 | 654.50 | 962.00 | 1501.50 | 8800.00 | |||||||||||||
1961 | 1559.50 | 1042.50 | 942.00 | 675.50 | 409.00 | 138.00 | 90.50 | 80.00 | 386.50 | 640.50 | 1192.00 | 1529.50 | 8685.50 | |||||||||||||
1962 | 1461.50 | 967.00 | 1106.00 | 577.00 | 431.50 | 228.50 | 105.50 | 145.50 | 305.00 | 555.50 | 906.50 | 1151.00 | 7940.50 | |||||||||||||
1963 | 1566.00 | 1094.50 | 984.50 | 674.46 | b | 350.00 | 206.00 | 15.00 | 78.00 | 205.50 | 466.00 | 956.00 | 1314.50 | 7910.46 | ||||||||||||
1964 | 1477.00 | 1468.00 | 1232.00 | 754.00 | 405.50 | 205.00 | 6.50 | 103.00 | 274.00 | 569.00 | 1108.00 | 1628.00 | 9230.00 | |||||||||||||
1965 | 1429.00 | 1225.50 | 1119.50 | 683.00 | 492.50 | 263.50 | 56.32 | a | 151.00 | 369.50 | 558.50 | 863.00 | 1265.00 | 8476.32 | ||||||||||||
1966 | 1570.50 | 1411.00 | 967.00 | 661.50 | 373.00 | 214.50 | 11.00 | 115.00 | 247.00 | 626.00 | 899.00 | 1294.50 | 8390.00 | |||||||||||||
1967 | 1366.00 | 1056.50 | 857.00 | 713.50 | 459.50 | 244.00 | 41.00 | 132.50 | 294.00 | 561.50 | 944.00 | 1582.50 | 8252.00 | |||||||||||||
1968 | 1787.00 | 1291.50 | 1004.00 | 782.50 | 467.00 | 147.00 | 75.00 | 158.50 | 359.00 | 572.50 | 1020.50 | 1383.00 | 9047.50 | |||||||||||||
1969 | 1220.00 | 1099.50 | 1049.50 | 601.00 | 345.00 | 266.50 | 29.50 | 35.00 | 268.00 | 778.00 | 974.50 | 1361.50 | 8028.00 | |||||||||||||
1970 | 1392.00 | 942.50 | 1013.00 | 818.00 | 387.50 | 235.50 | 48.50 | 57.50 | 377.07 | a | 838.50 | 992.00 | 1330.00 | 8432.07 | ||||||||||||
1971 | 1399.00 | 1179.00 | 1020.50 | 750.50 | 563.00 | 239.50 | 147.00 | 146.50 | 396.00 | 705.50 | 1106.00 | 1455.50 | 9108.00 | |||||||||||||
1972 | 1489.00 | 1087.50 | 835.00 | 687.00 | 497.00 | 203.50 | 141.50 | 198.50 | 380.00 | 631.50 | 1427.50 | 1762.50 | 9340.50 | |||||||||||||
1973 | 1880.00 | 1459.00 | 1098.50 | 823.50 | 459.00 | 206.50 | 138.00 | 178.00 | 383.00 | 667.00 | 956.00 | 1313.00 | 9561.50 | |||||||||||||
1974 | 1735.00 | 1436.50 | 876.50 | 789.00 | 354.50 | 173.00 | 99.00 | 231.00 | 340.50 | 604.50 | 1046.50 | 1547.50 | 9233.50 | |||||||||||||
1975 | 1788.00 | 1352.50 | 1038.00 | 825.50 | 523.50 | 293.50 | 107.00 | 182.50 | 365.69 | a | 715.50 | 1175.50 | 1640.50 | 10007.69 | ||||||||||||
1976 | 1764.50 | 1112.50 | 1034.50 | 733.50 | 494.00 | 327.00 | 128.50 | 255.50 | 373.00 | 807.00 | 1105.00 | 1753.50 | 9888.50 | |||||||||||||
1977 | 1760.50 | 1222.50 | 1160.00 | 693.00 | 500.50 | 159.00 | 115.00 | 136.50 | 338.50 | 675.00 | 1029.00 | 1271.50 | 9061.00 | |||||||||||||
1978 | 1325.50 | 1087.00 | 894.00 | 704.50 | 593.00 | 273.50 | 159.50 | 191.00 | 357.50 | 653.00 | 1032.50 | 1907.00 | 9178.00 | |||||||||||||
1979 | 1939.00 | 1597.50 | 1214.50 | 733.50 | 494.50 | 299.50 | 142.50 | 242.50 | 304.00 | 610.50 | 1305.00 | 1404.00 | 10287.00 | |||||||||||||
1980 | 1496.00 | 1070.00 | 1075.00 | 775.50 | 560.50 | 227.00 | 86.00 | 218.00 | 349.00 | 790.00 | 1044.00 | 1147.00 | 8838.00 | |||||||||||||
1981 | 1264.50 | 1088.50 | 1028.50 | 610.50 | 554.00 | 159.83 | a | 82.50 | 183.50 | 336.00 | 736.00 | 933.10 | a | 1332.50 | 8309.43 | |||||||||||
1982 | 1439.00 | 1280.50 | 1002.50 | 810.50 | 581.50 | 358.50 | 138.50 | 84.00 | 314.50 | 771.50 | 1035.50 | 1327.50 | 9144.00 | |||||||||||||
1983 | 1323.50 | 1055.00 | 964.50 | 858.50 | 563.50 | 305.00 | 62.00 | 68.50 | 243.00 | 613.00 | 1062.50 | 1505.00 | 8624.00 | |||||||||||||
1984 | 1952.50 | 1568.00 | 1133.50 | 768.00 | 324.50 | 229.50 | 48.00 | 94.50 | 285.00 | 776.00 | 1032.00 | 1427.00 | 9638.50 | |||||||||||||
1985 | 1629.50 | 1360.00 | 981.84 | b | 641.50 | 436.50 | 174.50 | 69.00 | 90.00 | 396.50 | 630.50 | 1075.50 | 1514.50 | 8999.84 | ||||||||||||
1986 | 1361.50 | 1003.50 | 802.00 | 605.69 | a | 453.12 | a | 178.00 | 130.00 | 121.50 | 400.00 | 715.50 | 1061.50 | 1430.50 | 8262.81 | |||||||||||
1987 | 1630.00 | 1264.00 | 1173.50 | 649.50 | 445.50 | 162.50 | 120.50 | 149.50 | 344.50 | 536.00 | 1108.50 | 1610.50 | 9194.50 | |||||||||||||
1988 | 1896.50 | 1448.00 | 1026.00 | 628.50 | 486.00 | 164.00 | 88.50 | 113.00 | 326.50 | 522.50 | 1069.50 | 1476.00 | 9245.00 | |||||||||||||
1989 | 1579.50 | 1345.50 | 810.00 | 556.50 | 351.50 | 233.50 | 44.00 | 162.00 | 290.50 | 669.00 | 934.00 | 1313.00 | 8289.00 | |||||||||||||
1990 | 1518.00 | 1071.50 | 878.50 | 626.50 | 517.00 | 159.00 | 121.00 | 213.00 | 220.50 | 640.50 | 995.50 | 1544.50 | 8505.50 | |||||||||||||
1991 | 1642.50 | 1093.50 | 1010.50 | 725.00 | 443.00 | 204.50 | 106.50 | 111.50 | 279.50 | 538.50 | 1299.00 | 1847.50 | 9301.50 | |||||||||||||
1992 | 1980.50 | 1512.00 | 1162.50 | 579.50 | 367.00 | 259.50 | 165.50 | 201.50 | 319.50 | 555.00 | 1197.50 | 1778.00 | 10078.00 | |||||||||||||
1993 | 1593.00 | 1326.50 | 990.00 | 713.50 | 459.50 | 214.50 | 116.50 | 190.00 | 378.00 | 731.50 | 1213.00 | 1450.50 | 9376.50 | |||||||||||||
1994 | 1339.50 | 1149.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 295.00 | 679.50 | 1145.00 | 1307.50 | 5916.00 | |||||||
1995 | 1269.50 | 837.00 | 913.00 | 768.00 | 524.50 | 255.00 | 144.00 | 50.50 | 314.50 | 634.00 | 911.00 | 1189.50 | 7810.50 | |||||||||||||
1996 | 1339.50 | 1001.00 | 954.50 | 663.00 | 272.50 | 158.50 | 55.50 | 107.50 | 357.00 | 690.00 | 983.50 | 1346.50 | 7929.00 | |||||||||||||
1997 | 1512.00 | 1171.00 | 900.03 | a | 774.00 | 417.47 | a | 174.00 | 101.00 | 104.00 | 198.50 | 654.00 | 1100.50 | 1662.50 | 8769.00 | |||||||||||
1998 | 1542.50 | 1212.00 | 979.00 | 767.00 | 413.00 | 255.50 | 31.50 | 69.50 | 168.50 | 655.50 | 901.00 | 1254.00 | 8249.00 | |||||||||||||
1999 | 1167.00 | 980.00 | 834.42 | a | 767.00 | 511.50 | 221.50 | 49.50 | 92.50 | 321.00 | 593.00 | 951.50 | 1292.50 | 7781.42 | ||||||||||||
2000 | 1235.50 | 1006.00 | 924.00 | 637.50 | d | 327.00 | 148.00 | 49.50 | 80.50 | 214.50 | 654.00 | 1138.00 | 1271.00 | 7685.50 | ||||||||||||
2001 | 1487.50 | 1221.00 | 919.00 | 601.50 | 334.00 | 121.00 | 40.00 | 74.50 | 206.50 | 590.50 | 944.50 | 1384.50 | 7924.50 | |||||||||||||
2002 | 1445.50 | 1171.50 | 1009.50 | 492.50 | 388.00 | 79.50 | 10.00 | 89.50 | 286.50 | 675.50 | 1014.50 | 1401.00 | 8063.50 | |||||||||||||
2003 | 0.00 | z | 1060.00 | 885.00 | 645.50 | 351.00 | 180.00 | 15.50 | 62.00 | 260.00 | 483.50 | 978.50 | 1391.50 | 6312.50 | ||||||||||||
2004 | 1336.50 | 1396.50 | 761.50 | 688.00 | 372.50 | 176.00 | 95.50 | 115.00 | 302.50 | 648.00 | 1003.50 | 1341.50 | 8237.00 | |||||||||||||
2005 | 1225.50 | 1032.50 | 962.00 | 653.00 | 352.00 | 180.50 | 33.00 | 91.00 | 221.00 | 570.00 | 931.00 | 1297.00 | 7548.50 | |||||||||||||
2006 | 1302.00 | 1055.50 | 947.50 | 590.00 | 305.50 | 82.50 | 32.00 | 65.00 | 0.00 | z | 644.00 | 959.00 | 1388.50 | 7371.50 | ||||||||||||
2007 | 1798.00 | 1318.50 | 851.00 | 638.00 | 412.00 | 135.50 | 9.00 | 19.00 | 227.00 | 611.00 | 940.00 | 1742.00 | 8701.00 | |||||||||||||
2008 | 1851.00 | 1464.50 | 1100.00 | 694.00 | 469.50 | 200.00 | 33.50 | 94.50 | 296.00 | 620.00 | 942.50 | 1512.50 | 9278.00 | |||||||||||||
2009 | 1646.50 | 1206.00 | 870.00 | 698.00 | 309.50 | 225.00 | 0.00 | z | 138.50 | 289.50 | 0.00 | z | 0.00 | z | 0.00 | z | 5383.00 | |||||||||
2010 | 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 | |
2011 | 769.00 | n | 739.50 | k | 577.50 | k | 334.00 | n | 296.50 | p | 65.00 | l | 4.00 | m | 12.50 | k | 168.00 | j | 410.50 | k | 732.50 | i | 871.50 | n | 0.00 | |
2012 | 823.00 | l | 702.50 | k | 453.00 | n | 248.00 | n | 114.00 | t | 29.50 | n | 1.00 | q | 35.00 | i | 150.00 | o | 288.00 | p | 633.50 | k | 859.00 | n | 0.00 | |
2013 | 725.00 | s | 597.00 | n | 452.00 | p | 42.00 | 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 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1514.13 | 1191.38 | 993.34 | 693.70 | 433.55 | 193.79 | 73.36 | 121.07 | 304.13 | 638.84 | 1047.30 | 1426.58 | 8665.86 | |||||||||||||
S.D. | 200.90 | 178.44 | 104.74 | 82.36 | 79.32 | 60.82 | 43.81 | 54.11 | 58.03 | 80.89 | 113.35 | 171.53 | 660.27 | |||||||||||||
SKEW | 0.54 | 0.31 | 0.15 | -0.36 | 0.09 | 0.18 | 0.32 | 0.49 | -0.23 | 0.17 | 0.88 | 0.76 | 0.35 | |||||||||||||
MAX | 1980.50 | 1597.50 | 1232.00 | 858.50 | 593.00 | 358.50 | 165.50 | 255.50 | 400.00 | 838.50 | 1427.50 | 1907.00 | 10287.00 | |||||||||||||
MIN | 1167.00 | 837.00 | 761.50 | 492.50 | 272.50 | 63.00 | 6.50 | 19.00 | 168.50 | 441.15 | 863.00 | 1147.00 | 7287.42 | |||||||||||||
NO YRS | 66 | 67 | 64 | 64 | 66 | 66 | 65 | 67 | 67 | 66 | 67 | 68 | 60 |