YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1951 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | y | 89.50 | 0.00 | 26.35 | a | 74.50 | 482.50 | 913.50 | 1216.50 | 2802.85 | |||||||
1952 | 1127.50 | 1054.00 | 1056.00 | 563.00 | 320.50 | 53.50 | 11.00 | 0.00 | 115.00 | 292.50 | 945.00 | 1220.50 | 6758.50 | |||||||||||||
1953 | 1017.50 | 1046.37 | a | 796.00 | 591.50 | 458.00 | 44.00 | 7.23 | a | 12.50 | 40.50 | 425.50 | 755.50 | 1164.50 | 6359.10 | |||||||||||
1954 | 1040.00 | 765.50 | 896.50 | 369.00 | 251.62 | a | 78.50 | 4.00 | 15.00 | 125.50 | 390.50 | 644.00 | 1145.50 | 5725.62 | ||||||||||||
1955 | 1266.50 | 1178.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 107.50 | m | 403.00 | 890.50 | 1067.00 | 4805.00 | ||||||
1956 | 982.50 | 1143.00 | 856.00 | 635.36 | b | 273.50 | 15.50 | 10.50 | 43.00 | 86.90 | a | 472.50 | 1041.72 | a | 1179.00 | 6739.48 | ||||||||||
1957 | 1104.00 | 754.50 | 873.68 | a | 657.93 | a | 443.82 | a | 92.07 | a | 21.50 | 39.27 | a | 158.50 | 527.50 | 1024.50 | 1038.50 | 6735.77 | ||||||||
1958 | 1180.50 | 856.00 | 1020.42 | a | 687.50 | 239.73 | a | 41.50 | 5.88 | b | 8.00 | 126.43 | b | 421.60 | a | 802.50 | 922.50 | 6312.56 | ||||||||
1959 | 1035.40 | a | 904.30 | a | 879.50 | 553.00 | 308.40 | b | 15.50 | 1.03 | a | 17.00 | 189.11 | b | 479.50 | 845.00 | 1050.38 | a | 6278.12 | |||||||
1960 | 1286.50 | 1199.88 | a | 817.00 | 542.00 | 324.00 | 50.50 | 7.75 | a | 11.62 | c | 84.83 | a | 560.14 | b | 786.96 | b | 1225.50 | 6896.68 | |||||||
1961 | 1216.23 | a | 954.59 | a | 491.50 | n | 438.00 | h | 279.52 | a | 38.50 | 4.13 | a | 30.48 | a | 273.00 | 556.21 | e | 954.83 | a | 1312.52 | c | 5620.02 | |||
1962 | 1323.38 | b | 962.08 | c | 1035.06 | d | 510.58 | d | 360.67 | e | 120.50 | 11.00 | 8.30 | c | 147.50 | 465.00 | a | 761.00 | 1088.00 | 6793.07 | ||||||
1963 | 1413.00 | 929.00 | 891.00 | 602.00 | 233.00 | 102.50 | 0.00 | 42.00 | 98.00 | 377.00 | 842.50 | 1218.00 | 6748.00 | |||||||||||||
1964 | 1327.32 | a | 1263.50 | 1116.55 | c | 795.58 | d | 331.24 | d | 108.33 | c | 12.50 | 31.00 | 179.50 | 298.00 | j | 899.50 | 1190.50 | 7255.52 | |||||||
1965 | 1136.50 | 1044.00 | 983.50 | 655.38 | d | 322.50 | i | 117.00 | h | 1.19 | e | 37.56 | e | 275.89 | b | 0.00 | z | 740.50 | 1028.54 | c | 5903.06 | |||||
1966 | 1319.29 | e | 1155.84 | c | 574.50 | i | 387.00 | i | 159.00 | l | 63.60 | e | 3.32 | c | 16.50 | 154.80 | e | 469.77 | e | 746.54 | d | 1223.43 | b | 5153.09 | ||
1967 | 962.50 | g | 742.50 | f | 535.00 | g | 440.50 | g | 212.00 | h | 124.80 | e | 5.00 | 26.87 | a | 184.50 | 447.50 | 781.55 | a | 1332.50 | 2902.72 | |||||
1968 | 1276.68 | a | 941.46 | a | 853.00 | 727.50 | b | 376.43 | c | 78.00 | 7.00 | 50.00 | 145.00 | 482.64 | b | 907.50 | 992.50 | f | 5845.21 | |||||||
1969 | 1067.50 | 792.50 | f | 684.50 | h | 552.50 | 261.95 | a | 133.80 | e | 0.00 | d | 0.00 | z | 0.00 | z | 258.00 | t | 869.00 | 1010.00 | 3894.75 | |||||
1970 | 1130.97 | b | 775.70 | a | 944.98 | a | 825.00 | e | 269.04 | c | 93.50 | 1.66 | c | 1.55 | a | 193.39 | b | 718.74 | d | 816.43 | b | 1129.36 | b | 6900.32 | ||
1971 | 1217.78 | a | 986.74 | a | 857.50 | 371.50 | i | 300.00 | h | 96.72 | a | 2.00 | 11.50 | 233.79 | a | 584.87 | a | 902.50 | 1246.50 | 6139.91 | ||||||
1972 | 1154.50 | 908.50 | 674.25 | a | 591.50 | 317.00 | 49.14 | a | 0.00 | 45.50 | 148.39 | b | 495.00 | 999.81 | d | 1226.10 | b | 6609.69 | ||||||||
1973 | 1312.33 | a | 998.50 | 962.60 | b | 764.50 | 435.60 | b | 159.50 | 24.00 | 25.00 | 255.50 | 465.00 | 797.00 | 1186.50 | 7386.04 | ||||||||||
1974 | 1307.50 | 1136.50 | 752.78 | a | 650.89 | b | 326.05 | c | 103.50 | 3.32 | c | 17.57 | a | 180.50 | 463.93 | b | 834.50 | 1237.42 | a | 7014.47 | ||||||
1975 | 1254.00 | 1024.00 | 860.00 | 634.00 | 355.50 | 59.00 | 0.00 | 6.00 | 161.00 | 415.00 | 843.00 | 1108.00 | 6719.50 | |||||||||||||
1976 | 1194.50 | 799.00 | 830.00 | 511.00 | 235.50 | 48.50 | 0.00 | r | 3.50 | 138.50 | 0.00 | z | 0.00 | z | 542.00 | p | 3760.50 | |||||||||
1977 | 0.00 | z | 0.00 | z | 532.50 | j | 428.79 | a | 230.20 | d | 6.50 | l | 0.00 | z | 6.50 | h | 0.00 | z | 389.80 | d | 685.00 | 0.00 | z | 1733.79 | ||
1978 | 0.00 | z | 0.00 | z | 137.50 | v | 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 | |
1979 | 0.00 | z | 920.50 | 834.70 | d | 553.50 | 285.00 | 0.00 | z | 1.50 | g | 38.00 | u | 79.00 | j | 0.00 | z | 0.00 | z | 1002.85 | a | 3596.55 | ||||
1980 | 771.00 | g | 0.00 | z | 656.50 | h | 591.50 | 278.00 | g | 19.44 | c | 0.00 | n | 29.50 | g | 44.00 | k | 429.83 | e | 0.00 | z | 0.00 | z | 1040.77 | ||
1981 | 0.00 | z | 0.00 | z | 0.00 | z | 103.50 | p | 344.50 | 47.00 | 0.00 | p | 17.00 | i | 129.00 | 0.00 | z | 676.11 | c | 956.23 | e | 2152.84 | ||||
1982 | 1353.84 | b | 1016.00 | 831.83 | a | 117.50 | x | 598.82 | a | 73.00 | n | 4.50 | y | 37.56 | e | 0.00 | z | 303.50 | p | 895.00 | 1176.00 | 5909.05 | ||||
1983 | 1149.00 | 972.50 | 916.57 | a | 175.50 | w | 383.00 | 146.90 | a | 0.50 | 1.50 | 102.00 | 463.50 | 897.50 | 1144.50 | 6177.46 | ||||||||||
1984 | 1249.00 | 1034.50 | 868.50 | 727.50 | 139.50 | u | 0.00 | z | 0.00 | z | 1.00 | k | 122.00 | 677.50 | 855.00 | 1065.00 | 6599.00 | |||||||||
1985 | 1202.50 | 726.50 | i | 806.50 | 516.00 | 316.20 | a | 56.50 | 0.50 | z | 0.00 | t | 247.00 | 499.50 | 849.50 | 1126.50 | 5620.20 | |||||||||
1986 | 951.50 | 839.50 | 712.00 | 536.50 | 291.00 | 0.00 | z | 12.00 | 11.00 | 226.50 | 571.50 | 853.50 | 1092.00 | 6097.00 | ||||||||||||
1987 | 1229.00 | 988.00 | 948.00 | 490.50 | 345.00 | 21.50 | 2.00 | 28.00 | 158.00 | 370.50 | 864.00 | 1228.00 | 6672.50 | |||||||||||||
1988 | 1353.50 | 992.50 | 852.50 | 540.00 | 303.50 | 27.00 | 1.50 | 27.00 | 218.50 | 358.00 | 833.50 | 1181.00 | 6688.50 | |||||||||||||
1989 | 1269.50 | 948.00 | 646.00 | 344.50 | 179.50 | 50.00 | 11.00 | 25.50 | 76.50 | 492.50 | 788.50 | 1114.00 | 5945.50 | |||||||||||||
1990 | 1256.00 | 991.50 | 764.50 | 501.50 | 313.50 | 34.50 | 1.00 | 25.50 | 109.50 | 492.00 | 832.00 | 1351.00 | 6672.50 | |||||||||||||
1991 | 1327.50 | 872.50 | 907.00 | 600.00 | 313.50 | 109.50 | 2.00 | 1.55 | a | 129.50 | 414.50 | 954.00 | 1167.50 | 6799.05 | ||||||||||||
1992 | 1282.50 | 919.20 | a | 763.50 | 0.00 | z | 129.00 | q | 75.00 | c | 15.00 | 53.73 | a | 117.78 | c | 375.62 | a | 1024.50 | 1302.00 | 5928.82 | ||||||
1993 | 1086.50 | 901.00 | 793.00 | 558.00 | 314.50 | 88.00 | 0.00 | 46.50 | 150.00 | a | 531.28 | b | 953.50 | 1140.50 | 6562.78 | |||||||||||
1994 | 1099.00 | 984.50 | 717.50 | 586.00 | 273.00 | 2.59 | a | 0.00 | 0.00 | 130.50 | 531.50 | 918.50 | 1038.50 | 6281.59 | ||||||||||||
1995 | 1181.00 | 741.50 | 798.77 | a | 628.00 | 448.00 | 101.38 | a | 20.50 | 0.50 | 152.07 | a | 444.33 | a | 731.50 | 1020.00 | 6267.55 | |||||||||
1996 | 1081.00 | 815.50 | 806.00 | a | 527.07 | a | 106.50 | 18.50 | 0.00 | a | 4.00 | f | 231.00 | 523.00 | 843.00 | 1100.50 | a | 6052.07 | ||||||||
1997 | 1216.00 | 923.00 | 668.00 | 625.50 | 264.02 | a | 81.50 | 7.00 | 6.72 | a | 71.00 | 541.00 | 873.50 | 1216.00 | 6493.23 | |||||||||||
1998 | 1076.00 | 1007.00 | 838.00 | 681.50 | 221.81 | b | 79.29 | b | 1.50 | 10.33 | d | 31.07 | b | 498.00 | 761.25 | b | 1055.11 | c | 6260.86 | |||||||
1999 | 964.00 | 806.40 | c | 671.00 | 659.00 | 399.00 | 107.50 | 8.02 | b | 19.00 | 175.50 | 414.00 | 672.50 | 1177.48 | a | 6073.40 | ||||||||||
2000 | 0.00 | z | 831.50 | 0.00 | z | 0.00 | z | 179.69 | d | 1.07 | b | 3.62 | a | 12.18 | c | 94.50 | 522.50 | 1055.50 | 0.00 | z | 2700.55 | |||||
2001 | 1212.00 | 899.50 | 794.50 | 472.00 | 194.00 | 34.29 | b | 0.00 | f | 11.76 | b | 62.07 | a | 350.50 | 761.25 | b | 1174.38 | a | 5966.25 | |||||||
2002 | 1167.50 | 977.00 | 854.50 | 0.00 | z | 240.00 | 6.00 | 0.00 | 7.50 | 149.50 | 566.50 | 857.00 | 1172.50 | 5998.00 | ||||||||||||
2003 | 909.00 | 917.00 | 838.50 | 536.00 | 260.00 | 17.50 | 0.00 | 7.50 | 130.20 | e | 299.67 | d | 861.50 | 1087.00 | 5863.87 | |||||||||||
2004 | 1134.50 | 0.00 | z | 609.50 | 608.00 | 0.00 | z | 22.50 | 8.61 | d | 7.50 | 142.80 | e | 524.00 | 0.00 | z | 1123.50 | 4180.91 | ||||||||
2005 | 985.50 | 886.50 | 0.00 | z | 0.00 | z | 255.00 | 72.00 | 0.00 | 14.00 | 82.00 | 0.00 | z | 758.50 | 1095.50 | 4149.00 | ||||||||||
2006 | 1073.63 | a | 877.50 | 838.50 | 461.50 | 138.00 | 8.00 | 7.00 | 14.50 | 293.08 | d | 548.50 | 789.00 | 1173.00 | 6222.21 | |||||||||||
2007 | 1044.00 | f | 946.50 | 712.50 | 537.50 | 357.50 | 62.00 | 0.00 | 4.00 | 108.00 | 469.50 | 688.50 | 1204.50 | 5090.50 | ||||||||||||
2008 | 0.00 | z | 1024.50 | 823.00 | 618.50 | 377.00 | 62.00 | 3.00 | 25.50 | 114.00 | 474.50 | 761.50 | 0.00 | z | 4283.50 | |||||||||||
2009 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 208.50 | 0.00 | z | 0.00 | z | 5.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 213.50 | |||
2010 | 0.00 | z | 0.00 | z | 732.50 | f | 0.00 | z | 220.00 | j | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
2011 | 0.00 | z | 1064.00 | d | 378.50 | o | 267.00 | p | 128.50 | u | 0.00 | z | 4.00 | k | 3.00 | s | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1064.00 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1177.11 | 957.57 | 838.50 | 585.20 | 302.94 | 64.24 | 5.28 | 18.98 | 147.53 | 472.85 | 842.26 | 1146.12 | 6527.87 | |||||||||||||
S.D. | 121.59 | 117.30 | 108.27 | 100.29 | 88.99 | 39.87 | 6.08 | 14.85 | 61.00 | 83.62 | 97.23 | 93.13 | 372.94 | |||||||||||||
SKEW | -0.27 | 0.38 | 0.24 | 0.09 | 0.61 | 0.33 | 1.40 | 0.67 | 0.51 | 0.36 | 0.18 | -0.10 | -0.19 | |||||||||||||
MAX | 1413.00 | 1263.50 | 1116.55 | 825.00 | 598.82 | 159.50 | 24.00 | 53.73 | 293.08 | 718.74 | 1055.50 | 1351.00 | 7386.04 | |||||||||||||
MIN | 909.00 | 741.50 | 609.50 | 344.50 | 106.50 | 1.07 | 0.00 | 0.00 | 31.07 | 292.50 | 644.00 | 922.50 | 5725.62 | |||||||||||||
NO YRS | 48 | 50 | 46 | 44 | 48 | 50 | 47 | 49 | 51 | 49 | 53 | 51 | 28 |