YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1968 | 1270.00 | 1202.00 | 1182.00 | 1064.50 | 757.50 | 344.00 | 289.50 | 380.00 | 559.50 | 725.50 | 1166.50 | 1361.50 | 10302.50 | |||||||||||||
1969 | 1251.50 | 1227.00 | 1407.00 | 870.00 | 621.00 | 552.50 | 217.00 | 240.50 | 464.00 | 1042.00 | 1126.00 | 1306.00 | 10324.50 | |||||||||||||
1970 | 1404.50 | 1139.50 | 1382.00 | 1127.00 | 661.00 | 451.00 | 280.00 | 250.00 | 538.00 | 951.00 | 1098.50 | 1293.00 | 10575.50 | |||||||||||||
1971 | 1373.50 | 1297.50 | 1255.00 | 950.50 | 759.50 | 377.50 | 298.50 | 329.00 | 585.00 | 839.50 | 1101.00 | 1362.00 | 10528.50 | |||||||||||||
1972 | 1391.50 | 1230.00 | 1052.00 | 899.00 | 726.00 | 384.50 | 283.00 | 359.50 | 481.50 | 774.50 | 1270.00 | 1372.50 | 10224.00 | |||||||||||||
1973 | 1361.00 | 1196.50 | 1319.50 | 1131.50 | 772.42 | a | 416.50 | 332.50 | 284.00 | 520.00 | 702.50 | 1031.00 | 1311.00 | 10378.42 | ||||||||||||
1974 | 1369.50 | 1210.00 | 1077.50 | 990.00 | 572.50 | 381.00 | 184.00 | j | 390.50 | 576.00 | 739.00 | 1211.50 | 1423.86 | b | 9941.36 | |||||||||||
1975 | 1437.00 | 1328.50 | 1310.00 | 1077.93 | a | 795.67 | a | 511.00 | 306.00 | 311.50 | 546.50 | 757.50 | 1162.50 | 1233.00 | 10777.10 | |||||||||||
1976 | 1438.50 | 1133.50 | 1315.50 | 928.50 | 707.50 | 410.50 | 250.50 | 344.00 | 528.00 | 880.00 | 1134.00 | 1289.60 | a | 10360.10 | ||||||||||||
1977 | 1412.50 | 1145.00 | 1264.50 | 893.50 | 627.50 | 282.50 | 248.50 | 282.50 | 387.50 | 739.50 | 1038.00 | 1263.50 | 9585.00 | |||||||||||||
1978 | 1348.00 | 1205.50 | 1097.00 | 845.50 | 785.50 | 384.50 | 218.50 | 358.50 | 433.00 | 697.00 | 1144.00 | 1462.74 | d | 9979.74 | ||||||||||||
1979 | 1602.00 | 1201.00 | 1268.50 | 920.50 | 764.50 | 402.00 | 238.50 | 337.00 | 396.21 | a | 704.98 | b | 1349.46 | b | 1218.00 | 10402.65 | ||||||||||
1980 | 1392.00 | 1129.50 | 1253.50 | 1041.00 | 758.00 | 292.00 | 168.50 | 252.65 | a | 432.50 | 808.50 | 1021.03 | a | 1020.86 | b | 9570.05 | ||||||||||
1981 | 1216.50 | 1086.30 | a | 1207.50 | 417.00 | p | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 336.00 | t | 987.41 | a | 1247.23 | a | 5744.94 | |||
1982 | 1434.50 | 1216.50 | 1169.00 | 1021.50 | 771.00 | 506.50 | 303.50 | 291.00 | 518.00 | 878.50 | 1134.00 | 1333.50 | 10577.50 | |||||||||||||
1983 | 1234.00 | 1154.50 | 1210.00 | 1159.00 | 866.00 | 465.00 | 240.00 | 281.50 | 398.50 | 776.50 | 1144.50 | 1463.00 | 10392.50 | |||||||||||||
1984 | 1397.50 | 1266.16 | a | 1294.00 | 1137.00 | 644.50 | 460.50 | 282.50 | 317.00 | 510.50 | 1047.00 | 1090.00 | 1268.00 | 10714.66 | ||||||||||||
1985 | 1470.00 | 1304.00 | 1201.25 | a | 901.50 | 686.00 | 395.50 | 326.00 | 288.00 | 612.50 | 839.50 | 1212.00 | 1296.00 | 10532.25 | ||||||||||||
1986 | 1165.00 | 1191.00 | 1060.00 | 958.00 | 754.50 | 416.00 | 341.00 | 349.00 | 586.00 | 907.00 | 1101.00 | 1342.50 | 10171.00 | |||||||||||||
1987 | 1390.50 | 1202.50 | 1275.50 | 886.00 | 718.00 | 394.00 | 284.50 | 375.50 | 560.00 | 772.00 | 1112.00 | 0.00 | z | 8970.50 | ||||||||||||
1988 | 1474.00 | 1199.00 | 1339.50 | 929.00 | 734.00 | 352.00 | 306.50 | 303.00 | 565.50 | 698.50 | 1209.00 | 1393.00 | 10503.00 | |||||||||||||
1989 | 1365.00 | 1252.50 | 1051.50 | 942.50 | 711.00 | 528.10 | a | 265.50 | 401.00 | 536.50 | 861.50 | 1092.12 | d | 1448.00 | 10455.22 | |||||||||||
1990 | 1417.50 | 1275.00 | 1234.50 | 970.50 | 818.00 | 352.50 | 380.00 | 409.50 | 473.00 | 869.50 | 1058.00 | 1487.50 | 10745.50 | |||||||||||||
1991 | 1484.50 | 1146.00 | 1336.00 | 1098.50 | 754.00 | 461.50 | 382.50 | 400.00 | 576.50 | 831.00 | 1261.00 | 1327.00 | 11058.50 | |||||||||||||
1992 | 1407.50 | 1262.50 | 1187.00 | 868.50 | 684.00 | 556.50 | 409.00 | 442.50 | 535.00 | 764.00 | 1356.50 | 1427.00 | 10900.00 | |||||||||||||
1993 | 1383.00 | 1285.00 | 1243.00 | 1091.00 | 778.50 | 549.00 | 360.00 | 430.50 | 627.50 | 949.00 | 1272.00 | 1381.00 | 11349.50 | |||||||||||||
1994 | 1404.00 | 1306.00 | 1216.00 | 1042.00 | 709.00 | 372.00 | 362.50 | 356.50 | 561.50 | 944.50 | 1230.00 | 1264.50 | 10768.50 | |||||||||||||
1995 | 1443.00 | 1177.50 | 1221.00 | 1168.00 | 989.50 | 604.50 | 437.50 | 326.00 | 613.50 | 935.50 | 1073.00 | 1364.00 | 11353.00 | |||||||||||||
1996 | 1487.50 | 1298.50 | 1332.50 | 1105.50 | 709.50 | 491.00 | 330.00 | 395.50 | 676.00 | 903.00 | 1155.50 | 1439.00 | 11323.50 | |||||||||||||
1997 | 1430.50 | 1350.00 | 1182.00 | 1233.00 | 863.00 | 512.00 | 394.50 | 464.50 | 544.50 | 957.00 | 1295.50 | 1504.50 | 11731.00 | |||||||||||||
1998 | 1400.50 | 1294.00 | 1250.50 | 1088.50 | 0.00 | z | 485.50 | 264.50 | 339.50 | 404.50 | 816.50 | 1045.00 | 1331.00 | 9720.00 | ||||||||||||
1999 | 1315.43 | a | 1104.96 | a | 1068.50 | 1117.50 | 817.00 | 444.83 | a | 256.00 | 347.50 | 553.50 | 764.00 | 869.50 | 1324.00 | 9982.72 | ||||||||||
2000 | 1308.50 | 1112.50 | 1173.50 | 0.00 | z | 604.50 | a | 358.00 | 193.00 | 224.00 | 426.00 | 739.50 | 1293.10 | a | 1327.00 | 8759.60 | ||||||||||
2001 | 1354.70 | a | 1155.26 | a | 1163.50 | 838.50 | 631.50 | 321.00 | 194.00 | 283.50 | 426.00 | 739.00 | 962.50 | 1330.00 | 9399.46 | |||||||||||
2002 | 1355.50 | 1239.50 | 1251.00 | 763.50 | 634.00 | 254.00 | 157.00 | 260.50 | 483.00 | 897.00 | 1149.50 | 1327.50 | 9772.00 | |||||||||||||
2003 | 0.00 | z | 1314.50 | 1177.50 | 922.00 | 642.00 | 460.50 | 115.50 | 245.50 | 508.27 | d | 628.00 | 1128.50 | 1210.50 | 8352.77 | |||||||||||
2004 | 1310.50 | 1296.50 | 993.50 | 950.00 | 661.00 | 461.00 | 321.50 | 378.50 | 523.00 | 819.50 | 1141.00 | 1288.00 | 10144.00 | |||||||||||||
2005 | 1197.00 | 1178.50 | 1278.50 | 947.00 | 692.50 | 457.00 | 197.00 | 357.00 | 425.00 | 765.50 | 1049.00 | 1388.00 | 9932.00 | |||||||||||||
2006 | 1304.00 | 1258.50 | 1220.50 | 868.50 | 649.00 | 299.50 | 238.00 | 322.50 | 627.50 | 893.50 | 1077.50 | 1334.00 | 10093.00 | |||||||||||||
2007 | 1401.72 | a | 1192.50 | 1064.00 | 979.00 | 696.50 | 381.00 | 206.00 | 238.50 | 458.50 | 779.00 | 974.00 | 1444.50 | 9815.22 | ||||||||||||
2008 | 1516.50 | 1314.00 | 1326.50 | 1073.00 | 789.50 | 419.50 | 228.00 | 313.00 | 486.00 | 800.50 | 1001.00 | 1437.00 | 10704.50 | |||||||||||||
2009 | 1276.00 | 1143.50 | 1173.00 | 1046.50 | 655.00 | 465.00 | 258.50 | 327.00 | 524.00 | 990.50 | 988.00 | 1521.07 | a | 10368.07 | ||||||||||||
2010 | 1342.50 | 1362.50 | 1260.50 | 970.50 | 824.50 | 350.50 | 239.00 | 289.50 | 374.00 | 770.00 | 1140.50 | 1161.98 | a | 10085.98 | ||||||||||||
2011 | 1398.00 | 1349.00 | 1125.00 | 1000.00 | 860.00 | 369.00 | 197.00 | 217.50 | 500.50 | 811.50 | 1098.50 | 1350.00 | 10276.00 | |||||||||||||
2012 | 1268.00 | 1352.00 | 1030.75 | a | 781.00 | 658.50 | 248.50 | 197.00 | 254.00 | 455.00 | 813.50 | 934.50 | 1336.50 | 9329.25 | ||||||||||||
2013 | 1378.00 | 1324.00 | 1227.00 | 62.00 | 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 | 3929.00 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1372.95 | 1230.66 | 1211.48 | 990.61 | 728.25 | 417.75 | 274.38 | 326.11 | 511.76 | 825.52 | 1121.98 | 1341.24 | 10397.07 | |||||||||||||
S.D. | 86.81 | 75.47 | 98.59 | 110.82 | 84.28 | 83.50 | 72.12 | 61.24 | 73.00 | 96.55 | 108.60 | 95.48 | 538.01 | |||||||||||||
SKEW | -0.19 | 0.00 | -0.33 | 0.07 | 0.63 | 0.03 | 0.19 | 0.18 | -0.04 | 0.42 | 0.13 | -0.65 | 0.25 | |||||||||||||
MAX | 1602.00 | 1362.50 | 1407.00 | 1233.00 | 989.50 | 604.50 | 437.50 | 464.50 | 676.00 | 1047.00 | 1356.50 | 1521.07 | 11731.00 | |||||||||||||
MIN | 1165.00 | 1086.30 | 993.50 | 763.50 | 572.50 | 248.50 | 115.50 | 217.50 | 374.00 | 628.00 | 869.50 | 1020.86 | 9329.25 | |||||||||||||
NO YRS | 45 | 46 | 46 | 43 | 43 | 44 | 43 | 44 | 44 | 44 | 45 | 44 | 39 |