YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | 1011.00 | 829.50 | 981.50 | 1042.00 | 1139.77 | a | 1177.50 | 1244.00 | 1255.50 | b | 1196.38 | a | 1172.00 | 1100.00 | 1016.00 | 9999.00 | ||||||||||
1966 | 983.00 | 894.50 | 1060.00 | 1019.00 | 1164.22 | d | 1198.97 | a | 1242.67 | b | 1288.50 | 1238.50 | 1227.00 | 1094.00 | 1084.00 | 9999.00 | ||||||||||
1967 | 989.50 | 951.00 | 1047.00 | 1032.50 | 1197.50 | 1179.00 | 1269.97 | a | 1272.50 | 1222.50 | 1234.50 | 1112.50 | 1047.50 | 9999.00 | ||||||||||||
1968 | 1013.00 | 952.00 | 1087.50 | 1111.00 | 1173.00 | 1196.00 | 1254.50 | 1285.00 | 1253.00 | 1237.86 | b | 1170.00 | 1048.50 | 9999.00 | ||||||||||||
1969 | 905.72 | a | 951.50 | 1048.66 | b | 1042.50 | 1135.00 | 1163.00 | 1241.50 | 1252.73 | c | 1186.50 | 1166.50 | 1088.28 | a | 1062.02 | b | 9999.00 | ||||||||
1970 | 1039.02 | a | 890.00 | 1072.00 | 1073.04 | b | 801.50 | j | 935.00 | f | 1219.50 | 1278.50 | 1190.69 | a | 1207.50 | 1093.50 | 1122.50 | 9999.00 | ||||||||
1971 | 992.50 | 964.44 | a | 1102.00 | 1087.50 | 1131.00 | 1124.00 | 1199.50 | 1209.50 | 1168.00 | 1192.50 | 1101.00 | 1061.00 | 9999.00 | ||||||||||||
1972 | 973.50 | 915.57 | a | 1029.41 | b | 1027.00 | 1116.50 | 1125.52 | a | 1202.91 | c | 1229.31 | b | 1176.00 | 1189.50 | 1080.00 | 967.95 | b | 9999.00 | |||||||
1973 | 996.13 | a | 882.00 | 1073.12 | a | 1036.50 | 1111.50 | 1126.00 | 1196.08 | a | 1195.00 | 1149.00 | 1177.00 | 1089.50 | 1034.48 | d | 9999.00 | |||||||||
1974 | 1072.60 | a | 951.50 | 1039.50 | 1070.50 | 1139.77 | a | 1152.93 | a | 1220.00 | 1256.50 | 1153.50 | 1192.47 | a | 1040.50 | 1079.00 | 9999.00 | |||||||||
1975 | 975.50 | 873.50 | 1002.00 | 988.45 | a | 1037.98 | a | 1069.50 | 1182.50 | 1212.10 | a | 1152.41 | a | 1176.50 | 1078.93 | b | 987.50 | 9999.00 | ||||||||
1976 | 1035.29 | b | 916.50 | 1018.50 | 1039.29 | b | 1108.25 | a | 1073.50 | 1152.00 | 1188.33 | a | 1162.50 | 1191.50 | 1048.50 | 1070.00 | 9999.00 | |||||||||
1977 | 1053.50 | 972.50 | 1095.33 | a | 1051.00 | 1123.50 | 1122.93 | a | 1184.50 | 1241.00 | 1182.50 | 1209.00 | 1098.00 | 1034.00 | 9999.00 | |||||||||||
1978 | 982.00 | 868.50 | 1039.00 | 1030.50 | 1141.32 | a | 1157.00 | 1260.50 | 1272.50 | 1230.50 | 1203.50 | 1078.00 | 1056.67 | b | 9999.00 | |||||||||||
1979 | 994.50 | 904.50 | 1012.00 | 1025.50 | 1125.00 | 834.50 | g | 1203.32 | a | 1222.95 | a | 1216.50 | 1232.00 | 1103.50 | 1087.50 | 9999.00 | ||||||||||
1980 | 1023.50 | 944.50 | 1111.50 | 1099.14 | a | 1190.00 | 1175.50 | 1245.50 | 1244.00 | 1223.50 | 1224.00 | 1131.50 | 1102.00 | 9999.00 | ||||||||||||
1981 | 1074.00 | 981.00 | 1107.50 | 1097.50 | 1165.08 | a | 1205.00 | 1254.50 | 1267.00 | 1223.00 | 1196.50 | 1111.50 | 1085.52 | a | 9999.00 | |||||||||||
1982 | 1026.50 | 918.00 | 1016.50 | 1045.34 | a | 1148.00 | 1159.50 | 1262.00 | 1267.50 | 1226.00 | 1194.50 | 1100.00 | 1027.00 | 9999.00 | ||||||||||||
1983 | 1004.50 | 905.00 | 1058.13 | a | 1051.50 | 1124.27 | a | 1159.66 | a | 1216.00 | 1226.50 | 1149.00 | 1174.12 | c | 1101.00 | 1039.53 | a | 9999.00 | ||||||||
1984 | 1078.50 | 1005.16 | a | 1129.43 | a | 1112.50 | 1180.50 | 1177.00 | 1252.92 | a | 1256.10 | e | 1220.69 | a | 1231.70 | c | 1164.81 | d | 1061.20 | c | 9999.00 | |||||
1985 | 1016.59 | b | 961.92 | d | 1066.29 | b | 1052.59 | a | 1126.52 | c | 819.00 | i | 1263.52 | b | 1258.82 | c | 1192.50 | d | 1202.59 | b | 1037.50 | 1034.22 | b | 9999.00 | ||
1986 | 1013.04 | c | 907.20 | c | 1127.07 | c | 1106.00 | 1187.00 | 1172.88 | d | 1261.00 | 1299.42 | a | 1244.42 | d | 1232.25 | a | 1174.04 | d | 1074.50 | 9999.00 | |||||
1987 | 1049.35 | a | 869.62 | b | 1052.45 | a | 1059.11 | b | 871.50 | f | 935.50 | f | 1298.38 | a | 0.00 | z | 652.50 | n | 1210.00 | 1121.00 | 1087.58 | a | 8747.49 | |||
1988 | 1023.00 | b | 993.00 | 1084.48 | a | 1077.41 | a | 1156.82 | a | 1171.00 | 1239.00 | 1259.12 | a | 1211.50 | 1208.48 | a | 1158.00 | 1102.71 | c | 9999.00 | ||||||
1989 | 1070.07 | d | 950.88 | c | 1093.55 | b | 778.00 | g | 1154.15 | e | 1182.41 | a | 1244.13 | a | 1244.28 | b | 1197.32 | b | 1196.08 | a | 0.00 | z | 1001.96 | c | 9999.00 | |
1990 | 1059.68 | a | 896.00 | b | 1040.50 | 1098.00 | e | 1140.11 | d | 1166.50 | 1238.50 | 1282.88 | a | 1002.00 | f | 1252.92 | a | 1121.00 | 1067.90 | b | 9999.00 | |||||
1991 | 999.00 | 950.38 | b | 1017.50 | 1070.00 | 1144.33 | b | 1140.00 | 1221.50 | 1260.15 | a | 1197.50 | 1201.50 | 1141.00 | 1091.50 | 9999.00 | ||||||||||
1992 | 977.00 | 905.21 | a | 1034.62 | c | 727.00 | i | 1109.00 | 1191.00 | 1213.00 | 0.00 | z | 0.00 | z | 38.50 | z | 1107.86 | b | 1110.00 | 8647.70 | ||||||
1993 | 948.50 | 859.50 | 1033.33 | a | 1087.76 | a | 1140.50 | 1187.59 | a | 1218.50 | 1243.62 | a | 1192.50 | 1179.00 | 1061.50 | 1047.50 | 9999.00 | |||||||||
1994 | 944.50 | 917.78 | a | 1010.00 | 1054.00 | 1171.00 | 1165.00 | 1248.00 | 1265.50 | 1235.00 | 1249.50 | 1160.00 | 1065.50 | 9999.00 | ||||||||||||
1995 | 1009.00 | 894.50 | 1068.00 | 1054.50 | 1146.00 | 1176.72 | a | 1271.52 | a | 1265.00 | 1221.50 | 1240.50 | 1130.50 | 1139.25 | a | 9999.00 | ||||||||||
1996 | 1050.56 | d | 933.91 | b | 1006.98 | a | 1135.18 | b | 1190.50 | 1223.50 | 1286.00 | 1300.00 | 1233.00 | 1261.00 | 1112.59 | a | 1020.00 | 9999.00 | ||||||||
1997 | 968.75 | a | 983.50 | 1093.50 | 1076.50 | 1105.50 | 1215.00 | 1262.00 | 1289.00 | 1249.00 | 1234.00 | 1066.00 | 1053.50 | 9999.00 | ||||||||||||
1998 | 973.00 | 903.50 | 1068.00 | 1059.50 | 1120.50 | 1129.50 | 1205.50 | 1259.12 | a | 1207.50 | 1213.50 | 1115.00 | 1073.00 | 9999.00 | ||||||||||||
1999 | 1030.50 | 939.00 | 1071.00 | 1062.50 | 1142.50 | 1148.00 | 1198.50 | 1251.00 | 1193.28 | a | 877.00 | h | 1116.72 | a | 1065.50 | 9999.00 | ||||||||||
2000 | 1020.50 | 985.50 | 1099.00 | 1048.97 | a | 1182.50 | 1194.50 | 1254.90 | e | 1287.03 | b | 1204.50 | 1247.50 | 1135.50 | 1079.50 | 9999.00 | ||||||||||
2001 | 1073.50 | 948.50 | 1092.50 | 1106.00 | 791.50 | j | 873.50 | h | 1270.00 | 1282.50 | 1235.50 | 1214.68 | a | 1089.50 | 1110.50 | 9999.00 | ||||||||||
2002 | 1029.00 | 917.50 | 1054.50 | 1077.50 | 1176.45 | a | 1210.00 | 1261.50 | 1295.59 | b | 1212.50 | 1206.13 | d | 1116.92 | d | 709.50 | k | 9999.00 | ||||||||
2003 | 1008.50 | 641.50 | i | 883.00 | f | 1113.00 | 1194.50 | 1214.00 | 1305.10 | a | 1304.50 | 1234.00 | 1254.50 | 1129.00 | 1077.50 | 9999.00 | ||||||||||
2004 | 1020.70 | d | 1033.00 | 1049.50 | 1106.50 | 1166.67 | e | 1226.50 | 1019.50 | f | 1297.00 | 1252.00 | 1260.31 | b | 1082.88 | d | 1077.50 | 9999.00 | ||||||||
2005 | 1022.48 | a | 947.33 | a | 1032.00 | 1118.00 | 1214.50 | 1201.55 | a | 1269.50 | 1265.32 | a | 1242.50 | 1200.00 | 1125.50 | 1062.78 | a | 9999.00 | ||||||||
2006 | 1075.18 | a | 884.07 | a | 1053.47 | b | 1062.93 | a | 1105.15 | a | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 5180.80 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1014.43 | 928.12 | 1058.02 | 1067.70 | 1146.83 | 1168.28 | 1238.36 | 1259.77 | 1207.28 | 1212.68 | 1107.18 | 1062.91 | 13440.09 | |||||||||||||
S.D. | 39.24 | 43.48 | 35.81 | 32.55 | 34.11 | 37.21 | 33.36 | 28.85 | 30.31 | 26.45 | 33.15 | 35.38 | 284.71 | |||||||||||||
SKEW | -0.34 | 0.12 | 0.05 | -0.01 | -0.54 | -0.80 | -0.39 | -0.64 | -0.39 | 0.09 | -0.01 | -0.45 | -0.53 | |||||||||||||
MAX | 1078.50 | 1033.00 | 1129.43 | 1135.18 | 1214.50 | 1226.50 | 1305.10 | 1304.50 | 1253.00 | 1261.00 | 1174.04 | 1139.25 | 13870.50 | |||||||||||||
MIN | 905.72 | 829.50 | 981.50 | 988.45 | 1037.98 | 1069.50 | 1152.00 | 1188.33 | 1149.00 | 1166.50 | 1037.50 | 967.95 | 9999.00 | |||||||||||||
NO YRS | 42 | 41 | 41 | 40 | 39 | 36 | 40 | 39 | 38 | 39 | 40 | 40 | 29 |