YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | 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 | 14.00 | z | 407.00 | 441.00 | 848.00 | |||
1956 | 498.50 | 508.50 | 317.00 | 196.00 | 71.50 | 7.50 | 0.50 | 0.00 | 0.00 | 115.50 | 260.00 | 551.50 | 2526.50 | |||||||||||||
1957 | 606.50 | 343.00 | 306.50 | 185.00 | 95.50 | 2.50 | 0.00 | 0.00 | 1.50 | 76.50 | 324.00 | 572.50 | 2513.50 | |||||||||||||
1958 | 572.00 | 279.00 | 419.00 | 189.00 | 34.50 | 9.50 | 0.00 | 0.00 | b | 2.50 | 17.57 | a | 249.00 | 350.00 | 2122.07 | |||||||||||
1959 | 473.00 | 428.50 | 216.00 | 66.50 | 98.50 | 0.00 | a | 0.00 | 4.00 | 16.50 | 40.00 | 208.50 | 476.50 | 2028.00 | ||||||||||||
1960 | 577.50 | 420.50 | 279.50 | 196.50 | 86.50 | 0.00 | a | 0.00 | 0.00 | 0.00 | 73.50 | 360.00 | 563.00 | 2557.00 | ||||||||||||
1961 | 696.00 | 360.50 | 372.50 | 182.00 | 120.00 | 6.50 | 0.00 | 0.00 | 10.00 | 110.64 | b | 352.00 | 643.50 | 2853.64 | ||||||||||||
1962 | 701.00 | 484.00 | 428.50 | 114.50 | 106.00 | 10.50 | 0.00 | 0.00 | 2.50 | 118.50 | 284.00 | 569.50 | 2819.00 | |||||||||||||
1963 | 706.00 | 254.50 | 382.00 | 356.50 | 117.00 | 6.50 | 2.50 | 0.00 | 1.50 | 69.50 | 410.00 | 757.50 | 3063.50 | |||||||||||||
1964 | 640.50 | 430.00 | 439.50 | 269.50 | 141.00 | 46.50 | 1.50 | 0.00 | 19.00 | 52.00 | 443.50 | 471.50 | 2954.50 | |||||||||||||
1965 | 615.50 | 436.50 | 354.00 | 261.00 | 94.50 | 38.50 | 0.50 | 0.00 | 17.50 | 29.50 | 274.50 | 720.50 | 2842.50 | |||||||||||||
1966 | 570.00 | 478.50 | 331.50 | 101.00 | 42.00 | 20.00 | 0.00 | 1.50 | 3.00 | 59.50 | 290.00 | 599.00 | 2496.00 | |||||||||||||
1967 | 583.00 | 475.50 | 402.00 | 467.00 | 107.50 | 50.00 | 0.00 | 0.00 | 0.00 | 30.50 | 208.00 | 618.00 | 2941.50 | |||||||||||||
1968 | 639.50 | 308.00 | 289.00 | 186.50 | 97.00 | 2.50 | 0.00 | 3.00 | 8.50 | 73.00 | 369.00 | 625.50 | 2601.50 | |||||||||||||
1969 | 651.50 | 520.50 | 386.00 | 236.00 | 54.00 | 9.50 | 0.00 | 0.00 | 0.00 | 119.00 | 240.50 | 475.50 | 2692.50 | |||||||||||||
1970 | 468.00 | 354.50 | 298.50 | 285.00 | 74.50 | 21.50 | 0.00 | 0.00 | 9.00 | 141.50 | 291.00 | 624.50 | 2568.00 | |||||||||||||
1971 | 637.00 | 519.00 | 430.50 | 298.50 | 179.50 | 39.00 | 0.00 | 0.00 | 28.50 | 205.00 | 353.50 | 669.00 | 3359.50 | |||||||||||||
1972 | 729.00 | 401.50 | 221.00 | 226.50 | 87.00 | 14.50 | 0.00 | 0.00 | 5.00 | 118.00 | 452.50 | 778.00 | 3033.00 | |||||||||||||
1973 | 626.50 | 367.50 | 464.00 | 166.00 | 43.00 | 10.00 | 0.00 | 0.00 | 4.50 | 102.50 | 402.50 | 550.50 | 2737.00 | |||||||||||||
1974 | 567.00 | 448.00 | 356.50 | 269.50 | 85.50 | 1.00 | 10.00 | 0.00 | 0.00 | a | 51.00 | 351.50 | 599.00 | 2739.00 | ||||||||||||
1975 | 681.00 | 443.00 | 447.50 | 385.50 | 100.00 | 15.00 | 0.52 | a | 4.13 | a | 0.00 | 185.00 | 439.50 | 559.50 | 3260.65 | |||||||||||
1976 | 541.50 | 408.50 | 385.50 | 303.00 | 26.00 | 31.00 | 0.00 | 8.50 | 2.50 | 34.00 | 238.00 | 455.00 | 2433.50 | |||||||||||||
1977 | 671.00 | 337.50 | 426.00 | 74.50 | 153.00 | j | 7.00 | 0.00 | 0.00 | 12.50 | 47.00 | 289.00 | 434.50 | 2299.00 | ||||||||||||
1978 | 434.00 | 371.50 | 201.50 | 255.00 | 62.00 | 0.00 | 0.00 | 0.00 | 13.50 | 24.50 | 372.00 | 671.50 | 2405.50 | |||||||||||||
1979 | 585.50 | 460.00 | 319.00 | 215.00 | 66.50 | 4.50 | 0.00 | 0.00 | 0.00 | 93.00 | 324.00 | 453.50 | 2521.00 | |||||||||||||
1980 | 502.00 | 328.00 | 368.50 | 188.50 | 105.50 | 31.50 | 0.00 | 0.00 | 3.50 | 76.50 | 229.00 | 503.50 | 2336.50 | |||||||||||||
1981 | 518.00 | 343.50 | 362.00 | 188.50 | 49.00 | 0.00 | 0.00 | 0.00 | 3.50 | 124.00 | 233.50 | 466.00 | 2288.00 | |||||||||||||
1982 | 663.00 | 379.00 | 382.50 | 252.50 | 42.50 | 24.50 | 1.00 | 0.00 | 16.00 | 74.00 | 437.00 | 560.00 | 2832.00 | |||||||||||||
1983 | 661.00 | 347.50 | 344.50 | 277.50 | 109.50 | 4.00 | 1.50 | 0.00 | 0.00 | z | 7.50 | 350.50 | 456.50 | 2560.00 | ||||||||||||
1984 | 538.50 | 420.00 | 237.50 | 232.00 | 43.50 | 14.00 | 0.00 | 0.00 | a | 0.50 | 169.50 | 378.00 | 578.50 | 2612.00 | ||||||||||||
1985 | 694.00 | 385.26 | a | 440.00 | 110.50 | 61.50 | 14.50 | 0.00 | 3.50 | 22.50 | 98.50 | 428.00 | 713.50 | 2971.76 | ||||||||||||
1986 | 427.50 | 303.00 | 196.50 | 170.00 | 0.00 | z | 0.50 | 0.00 | 0.00 | z | 48.50 | 42.00 | 207.50 | 547.50 | 1943.00 | |||||||||||
1987 | 589.00 | 354.50 | 385.00 | 85.00 | 44.00 | 0.00 | 3.00 | 0.00 | z | 0.00 | 6.50 | 295.50 | 0.00 | z | 1762.50 | |||||||||||
1988 | 524.00 | 277.50 | 228.00 | 146.50 | 119.00 | 32.00 | 0.00 | 0.00 | 3.50 | 30.50 | 312.50 | 530.50 | 2204.00 | |||||||||||||
1989 | 644.00 | 503.50 | 287.50 | 104.00 | 45.50 | 10.00 | 0.00 | 0.00 | 19.00 | 106.00 | 261.50 | 593.50 | 2574.50 | |||||||||||||
1990 | 554.50 | 499.00 | 263.50 | 79.00 | 64.00 | 8.50 | 0.00 | 0.00 | 0.00 | 30.50 | 334.00 | 689.00 | 2522.00 | |||||||||||||
1991 | 549.50 | 270.50 | 452.00 | 224.50 | 123.50 | 8.50 | 0.00 | 0.00 | 0.00 | 98.00 | 228.50 | 546.50 | 2501.50 | |||||||||||||
1992 | 636.50 | 324.00 | 248.00 | 95.00 | 1.00 | 7.00 | 0.00 | 0.00 | 0.00 | 29.50 | 315.00 | 645.50 | 2301.50 | |||||||||||||
1993 | 607.50 | 415.50 | 203.00 | 192.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1418.50 | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 594.21 | 394.45 | 338.72 | 206.09 | 79.94 | 13.74 | 0.57 | 0.70 | 7.64 | 77.83 | 321.16 | 569.20 | 2642.81 | |||||||||||||
S.D. | 77.92 | 75.05 | 81.17 | 89.78 | 37.05 | 13.83 | 1.74 | 1.81 | 10.46 | 49.30 | 74.04 | 98.17 | 310.77 | |||||||||||||
SKEW | -0.35 | -0.01 | -0.27 | 0.61 | 0.28 | 1.16 | 4.55 | 2.89 | 2.01 | 0.68 | 0.15 | 0.11 | 0.27 | |||||||||||||
MAX | 729.00 | 520.50 | 464.00 | 467.00 | 179.50 | 50.00 | 10.00 | 8.50 | 48.50 | 205.00 | 452.50 | 778.00 | 3359.50 | |||||||||||||
MIN | 427.50 | 254.50 | 196.50 | 66.50 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 6.50 | 207.50 | 350.00 | 2028.00 | |||||||||||||
NO YRS | 38 | 38 | 38 | 38 | 35 | 37 | 37 | 35 | 36 | 37 | 38 | 37 | 33 |