YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1968 | 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 | 799.50 | 1116.00 | 1915.50 | |||
1969 | 1143.50 | 975.50 | 883.50 | a | 642.00 | 285.00 | 192.93 | a | 44.90 | b | 45.00 | i | 178.00 | 649.00 | 677.00 | 963.50 | 6634.83 | |||||||||
1970 | 971.50 | 717.50 | 847.00 | 793.50 | 374.00 | 183.50 | 16.50 | 23.00 | 282.50 | 536.50 | 756.50 | 1159.00 | 6661.00 | |||||||||||||
1971 | 1041.00 | 862.81 | a | 972.50 | 709.00 | 478.00 | 285.50 | 80.08 | a | 33.00 | 292.50 | 643.50 | 827.00 | 1231.50 | 7456.40 | |||||||||||
1972 | 1196.00 | 872.00 | 690.50 | 736.00 | 356.00 | 155.00 | 40.50 | 80.71 | b | 316.50 | 527.00 | 875.00 | 1236.50 | 7081.71 | ||||||||||||
1973 | 1088.50 | 791.50 | 932.00 | 613.00 | 302.50 | 179.00 | 43.50 | 90.00 | 223.50 | 534.00 | 900.00 | 944.00 | 6641.50 | |||||||||||||
1974 | 1132.50 | 898.50 | 860.00 | 690.50 | 474.00 | 103.00 | 89.38 | a | 70.00 | 77.00 | 480.50 | 743.50 | 1053.50 | 6672.38 | ||||||||||||
1975 | 1098.95 | a | 960.50 | 967.50 | 881.50 | 454.00 | 244.00 | 70.00 | 131.50 | 98.50 | 600.00 | 864.50 | 933.00 | 7303.95 | ||||||||||||
1976 | 989.50 | 893.00 | 970.30 | a | 708.00 | 371.50 | 293.00 | 44.50 | 198.00 | 169.00 | 453.50 | 617.50 | 921.50 | 6629.30 | ||||||||||||
1977 | 1229.50 | 729.00 | 963.50 | 526.50 | 625.88 | b | 80.50 | 50.00 | 58.38 | a | 267.50 | 471.95 | b | 817.50 | 945.00 | 6765.21 | ||||||||||
1978 | 900.00 | 793.00 | 659.78 | a | 733.50 | 517.18 | a | 187.00 | 69.50 | 149.32 | a | 331.50 | 372.00 | 872.50 | 1189.50 | 6774.78 | ||||||||||
1979 | 1117.00 | 907.50 | 749.00 | 665.00 | 346.00 | 183.00 | 55.00 | 114.00 | 106.00 | 415.50 | 857.59 | a | 910.88 | a | 6426.47 | |||||||||||
1980 | 986.50 | 736.00 | 912.95 | a | 581.00 | 474.50 | 357.00 | 64.50 | 114.18 | a | 204.50 | 454.00 | 746.00 | 873.00 | 6504.13 | |||||||||||
1981 | 866.00 | 811.00 | 591.00 | h | 416.50 | f | 472.50 | 229.82 | b | 78.00 | 43.00 | 225.50 | 598.50 | 344.00 | p | 914.00 | 4238.32 | |||||||||
1982 | 1186.00 | 892.50 | 912.43 | a | 778.50 | 435.50 | 215.00 | 101.50 | 67.00 | 351.50 | 588.50 | 930.00 | 1097.92 | a | 7556.35 | |||||||||||
1983 | 922.50 | 777.50 | 832.50 | 751.50 | 403.00 | 265.00 | 157.50 | 70.78 | a | 223.00 | 448.50 | 894.50 | 1073.00 | 6819.28 | ||||||||||||
1984 | 954.50 | 872.00 | 773.50 | 723.00 | 392.00 | 301.00 | 16.00 | 35.65 | a | 240.00 | 711.00 | 925.00 | 1200.00 | 7143.65 | ||||||||||||
1985 | 1120.50 | 907.50 | 919.15 | a | 492.00 | 445.50 | 127.50 | 16.00 | 93.50 | 371.50 | 586.50 | 1060.00 | 1007.00 | 7146.65 | ||||||||||||
1986 | 762.50 | 749.50 | 653.50 | 651.00 | 431.93 | a | 101.00 | 97.00 | 17.50 | 421.00 | 474.50 | 789.50 | 965.50 | 6114.43 | ||||||||||||
1987 | 1130.00 | 815.50 | 829.00 | 456.50 | 337.50 | 111.50 | 165.00 | 43.00 | 152.59 | a | 285.50 | 755.00 | 1110.00 | 6191.09 | ||||||||||||
1988 | 1114.00 | 802.50 | 798.50 | 570.50 | 472.00 | 220.50 | 40.00 | 25.50 | 223.50 | 260.00 | 852.50 | 1087.50 | 6467.00 | |||||||||||||
1989 | 1225.50 | 1094.50 | 802.00 | 484.50 | 488.00 | 131.50 | 74.00 | 129.50 | 231.00 | 561.50 | 792.50 | 929.00 | 6943.50 | |||||||||||||
1990 | 1014.00 | 966.00 | 761.00 | 454.00 | 492.50 | 234.50 | 51.00 | 99.00 | 116.50 | 511.50 | 860.00 | 1258.50 | 6818.50 | |||||||||||||
1991 | 1005.00 | 628.00 | 932.50 | 733.00 | 578.00 | 303.00 | 21.50 | 30.00 | 101.00 | 415.00 | 764.50 | 973.50 | 6485.00 | |||||||||||||
1992 | 936.50 | 728.50 | 684.50 | 515.00 | 221.00 | 161.50 | 80.00 | 44.50 | 195.50 | 447.00 | 838.00 | 1211.50 | 6063.50 | |||||||||||||
1993 | 1209.50 | 995.00 | 741.00 | 697.00 | 364.00 | 299.50 | 217.50 | 150.50 | 217.00 | 458.00 | 931.00 | 1052.00 | 7332.00 | |||||||||||||
1994 | 905.50 | 903.50 | 702.00 | 569.50 | 357.50 | 214.50 | 22.00 | 42.00 | 147.00 | 599.00 | 1080.00 | a | 1116.52 | a | 6659.02 | |||||||||||
1995 | 919.50 | 637.50 | 851.00 | 239.00 | u | 252.50 | o | 90.50 | w | 16.50 | y | 18.50 | z | 8.00 | z | 144.00 | v | 143.50 | w | 186.50 | x | 2408.00 | ||||
1996 | 282.00 | v | 87.00 | y | 49.50 | z | 169.00 | v | 0.00 | z | 37.00 | z | 1.50 | z | 1.50 | z | 33.00 | y | 127.50 | x | 138.50 | x | 266.50 | v | 0.00 | |
1997 | 309.00 | u | 259.50 | t | 128.50 | z | 128.00 | w | 106.50 | t | 49.50 | y | 6.00 | w | 0.00 | z | 19.50 | z | 208.50 | q | 274.50 | r | 395.50 | r | 0.00 | |
1998 | 367.00 | s | 339.50 | q | 358.00 | o | 378.50 | m | 262.50 | r | 162.50 | m | 6.00 | o | 11.00 | s | 80.50 | m | 309.50 | n | 351.50 | r | 272.00 | v | 0.00 | |
1999 | 249.50 | v | 246.50 | u | 192.00 | x | 268.00 | t | 121.50 | v | 46.50 | w | 23.00 | t | 0.50 | x | 35.50 | u | 102.50 | x | 270.50 | r | 472.00 | p | 0.00 | |
2000 | 575.00 | m | 365.50 | p | 413.00 | p | 157.00 | s | 224.50 | p | 58.50 | l | 14.50 | q | 8.00 | p | 110.50 | o | 199.50 | u | 410.00 | p | 302.00 | u | 0.00 | |
2001 | 304.00 | u | 473.00 | n | 431.50 | l | 152.00 | u | 87.00 | v | 64.00 | u | 19.00 | s | 11.00 | r | 40.00 | t | 265.50 | n | 327.00 | p | 441.00 | r | 0.00 | |
2002 | 613.50 | n | 411.50 | l | 502.50 | k | 377.50 | m | 273.00 | m | 45.00 | q | 3.00 | n | 62.50 | m | 73.50 | s | 411.00 | k | 316.00 | q | 487.50 | o | 0.00 | |
2003 | 434.00 | o | 501.50 | l | 439.50 | n | 439.50 | m | 0.00 | z | 58.50 | n | 0.00 | q | 19.50 | s | 87.50 | l | 121.50 | t | 358.50 | r | 353.00 | s | 0.00 | |
2004 | 350.00 | t | 333.50 | r | 308.00 | p | 251.00 | q | 222.00 | n | 98.50 | m | 0.00 | q | 39.00 | o | 97.50 | q | 162.00 | u | 361.00 | q | 444.00 | q | 0.00 | |
2005 | 557.50 | m | 333.00 | p | 469.00 | k | 262.50 | r | 223.00 | p | 124.50 | n | 5.50 | t | 16.50 | o | 138.50 | p | 242.00 | o | 422.00 | o | 531.00 | o | 0.00 | |
2006 | 526.50 | n | 428.50 | n | 580.00 | m | 293.00 | q | 95.50 | w | 55.50 | u | 13.00 | t | 45.00 | o | 65.50 | r | 160.50 | v | 199.00 | v | 192.50 | x | 0.00 | |
2007 | 300.50 | w | 140.50 | x | 111.00 | z | 67.50 | 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 | 1043.18 | 841.40 | 830.81 | 646.22 | 421.13 | 206.13 | 69.44 | 78.14 | 221.68 | 503.17 | 839.48 | 1054.55 | 6777.37 | |||||||||||||
S.D. | 123.85 | 110.63 | 102.97 | 115.26 | 90.36 | 73.60 | 48.55 | 47.76 | 90.00 | 107.09 | 102.21 | 118.61 | 406.40 | |||||||||||||
SKEW | -0.25 | 0.05 | -0.22 | -0.11 | 0.03 | 0.12 | 1.46 | 0.72 | 0.33 | -0.33 | 0.32 | 0.21 | 0.16 | |||||||||||||
MAX | 1229.50 | 1094.50 | 972.50 | 881.50 | 625.88 | 357.00 | 217.50 | 198.00 | 421.00 | 711.00 | 1080.00 | 1258.50 | 7556.35 | |||||||||||||
MIN | 762.50 | 628.00 | 653.50 | 454.00 | 221.00 | 80.50 | 16.00 | 17.50 | 77.00 | 260.00 | 617.50 | 873.00 | 6063.50 | |||||||||||||
NO YRS | 27 | 27 | 26 | 25 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 24 |