| YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1961 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 145.50 | 198.40 | a | 426.50 | 670.00 | 965.00 | 1196.00 | 3601.40 | ||||||
| 1962 | 1181.50 | 1088.50 | 1248.50 | 767.50 | 822.50 | 399.50 | 219.50 | 237.00 | 291.00 | 631.00 | 847.50 | 996.00 | 8730.00 | |||||||||||||
| 1963 | 1129.50 | 812.50 | 1121.00 | 1132.00 | 702.00 | 520.50 | 308.50 | 294.50 | 320.00 | 621.00 | 1011.50 | 1061.50 | 9034.50 | |||||||||||||
| 1964 | 1257.57 | a | 1088.00 | 1151.00 | 932.00 | 818.83 | b | 512.00 | 208.50 | 216.50 | 445.50 | 479.00 | 1091.25 | b | 0.00 | z | 8200.14 | |||||||||
| 1965 | 1184.00 | 992.00 | 1053.00 | 905.00 | 785.50 | 487.00 | 226.50 | 277.00 | 505.50 | 494.50 | 943.00 | 1231.00 | 9084.00 | |||||||||||||
| 1966 | 1259.00 | 1204.50 | 1056.50 | 722.59 | a | 470.88 | b | 367.50 | 224.50 | 118.00 | 308.50 | 545.50 | 881.50 | 1131.50 | c | 8290.46 | ||||||||||
| 1967 | 1093.27 | a | 934.89 | a | 1099.43 | b | 1235.40 | e | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 4362.99 | |
| 1968 | 917.50 | g | 682.50 | h | 981.00 | 839.50 | 687.50 | 300.00 | 109.50 | 323.00 | 325.00 | 630.00 | 909.00 | 1277.50 | 6382.00 | |||||||||||
| 1969 | 1157.50 | 1180.50 | 1078.50 | 864.00 | 600.50 | 502.24 | a | 173.00 | 158.00 | 287.00 | 766.00 | 821.00 | 1050.50 | 8638.74 | ||||||||||||
| 1970 | 1125.50 | 900.00 | 995.50 | 965.50 | 619.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 4606.00 | ||||||
| 1971 | 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 | |
| 1972 | 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 | |
| 1973 | 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 | |
| 1974 | 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 | |
| 1975 | 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 | |
| 1976 | 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 | |
| 1977 | 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 | |
| 1978 | 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 | |
| 1979 | 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 | |
| 1980 | 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 | |
| 1981 | 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 | |
| 1982 | 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 | |
| 1983 | 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 | |
| 1984 | 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 | |
| 1985 | 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 | |
| 1986 | 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 | |
| 1987 | 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 | |
| 1988 | 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 | |
| 1989 | 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 | |
| 1990 | 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 | |
| 1991 | 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 | |
| 1992 | 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 | |
| 1993 | 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 | |
| 1994 | 0.00 | z | 0.00 | z | 0.00 | z | 758.00 | 0.00 | z | 0.00 | z | 46.00 | 0.00 | z | 0.00 | z | 664.50 | 0.00 | z | 0.00 | z | 1468.50 | ||||
| 1995 | 0.00 | z | 0.00 | z | 1071.00 | 0.00 | z | 0.00 | z | 554.50 | 211.50 | 0.00 | z | 246.50 | 464.00 | 650.50 | 0.00 | z | 3198.00 | |||||||
| 1996 | 0.00 | z | 943.50 | 930.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 75.00 | 0.00 | z | 0.00 | z | 796.50 | 1050.50 | 3796.00 | ||||||
| 1997 | 245.50 | w | 906.50 | 0.00 | z | 0.00 | z | 0.00 | z | 388.50 | 150.50 | 160.00 | 319.50 | 659.50 | 832.50 | 1103.00 | 4520.00 | |||||||||
| 1998 | 1056.00 | 1015.00 | 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 | 2071.00 | |||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 1160.43 | 1005.99 | 1071.45 | 912.15 | 688.40 | 447.97 | 183.95 | 205.74 | 347.50 | 602.27 | 886.30 | 1121.94 | 8755.54 | |||||||||||||
| S.D. | 68.70 | 122.96 | 86.80 | 164.77 | 122.12 | 86.19 | 69.92 | 79.59 | 82.62 | 94.68 | 118.30 | 94.70 | 322.59 | |||||||||||||
| SKEW | 0.16 | 0.24 | 0.36 | 0.80 | -0.48 | -0.42 | -0.30 | -0.10 | 0.80 | -0.10 | -0.19 | 0.39 | -0.38 | |||||||||||||
| MAX | 1259.00 | 1204.50 | 1248.50 | 1235.40 | 822.50 | 554.50 | 308.50 | 323.00 | 505.50 | 766.00 | 1091.25 | 1277.50 | 9084.00 | |||||||||||||
| MIN | 1056.00 | 812.50 | 930.50 | 722.59 | 470.88 | 300.00 | 46.00 | 75.00 | 246.50 | 464.00 | 650.50 | 996.00 | 8290.46 | |||||||||||||
| NO YRS | 9 | 11 | 11 | 10 | 8 | 9 | 11 | 10 | 10 | 11 | 11 | 9 | 5 | |||||||||||||