YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1955 | 0.00 | z | 602.50 | 490.00 | 550.00 | 232.50 | 73.50 | 21.50 | 0.00 | 36.00 | 110.50 | 459.50 | 638.17 | b | 3214.17 | |||||||||||
1956 | 696.00 | 674.50 | 489.50 | 401.50 | 214.50 | 63.00 | 3.00 | 0.00 | 13.00 | 270.50 | 285.00 | 496.00 | 3606.50 | |||||||||||||
1957 | 781.72 | a | 483.50 | 535.50 | 360.50 | 260.83 | b | 34.66 | a | 0.00 | b | 13.00 | 41.50 | 276.93 | a | 494.00 | 540.00 | 3822.13 | ||||||||
1958 | 611.50 | 486.64 | c | 657.64 | c | 367.00 | 103.00 | 80.00 | 9.00 | 0.00 | 21.00 | 63.00 | 342.50 | 312.00 | 3053.28 | |||||||||||
1959 | 569.50 | 617.50 | 365.00 | 161.50 | 249.00 | 12.50 | 0.00 | 18.50 | 74.00 | 92.48 | a | 204.00 | 481.00 | 2844.98 | ||||||||||||
1960 | 743.50 | 606.00 | 449.50 | 398.50 | 253.00 | 0.50 | 0.00 | 2.50 | 3.50 | 141.57 | a | 488.00 | 563.00 | 3649.57 | ||||||||||||
1961 | 455.50 | 496.00 | 574.00 | 332.00 | 317.00 | 45.00 | 8.50 | 0.00 | 44.00 | 203.10 | b | 451.00 | 659.50 | 3585.60 | ||||||||||||
1962 | 602.00 | 613.00 | 664.00 | 220.00 | 259.50 | 33.50 | 0.00 | 7.50 | 11.00 | 161.00 | 358.50 | 474.00 | 3404.00 | |||||||||||||
1963 | 643.00 | 334.50 | 588.00 | 613.89 | c | 228.00 | 75.50 | 2.00 | 6.00 | 25.50 | 200.00 | 492.50 | 501.00 | 3709.89 | ||||||||||||
1964 | 715.00 | 509.50 | 599.00 | 387.00 | 308.00 | 124.00 | 4.00 | 1.00 | 40.50 | 71.00 | 563.50 | 639.00 | 3961.50 | |||||||||||||
1965 | 617.00 | 467.00 | 520.91 | c | 470.50 | 211.00 | 108.50 | 2.00 | 0.00 | 69.00 | 58.00 | 459.50 | 674.00 | 3657.41 | ||||||||||||
1966 | 682.50 | 601.48 | a | 470.00 | 176.11 | c | 108.00 | 42.50 | 6.00 | 9.00 | 31.00 | 87.50 | 417.00 | 588.50 | 3219.59 | |||||||||||
1967 | 567.50 | 406.50 | 590.50 | 727.50 | 200.00 | 113.50 | 0.00 | 0.00 | 0.00 | 71.00 | 307.50 | 725.00 | 3709.00 | |||||||||||||
1968 | 635.00 | 413.50 | 425.50 | 263.50 | 183.42 | a | 23.50 | 0.00 | 48.00 | 22.00 | 155.50 | 455.50 | 742.50 | 3367.92 | ||||||||||||
1969 | 655.00 | 685.50 | 520.50 | 364.00 | 96.00 | 48.00 | 0.00 | 0.00 | 10.50 | 252.50 | 288.00 | 580.50 | 3500.50 | |||||||||||||
1970 | 587.00 | 411.50 | 462.00 | 446.90 | a | 102.00 | 72.00 | 0.00 | 0.00 | 20.00 | 183.50 | 407.78 | c | 761.50 | 3454.17 | |||||||||||
1971 | 633.00 | 505.50 | 517.50 | 385.50 | 309.47 | b | 56.00 | 0.00 | 1.00 | 75.00 | 303.00 | 444.00 | 818.40 | a | 4048.37 | |||||||||||
1972 | 666.50 | 461.00 | 300.00 | 379.82 | b | 147.00 | 29.00 | 5.00 | 11.50 | 43.00 | 234.00 | 543.50 | 746.50 | 3566.82 | ||||||||||||
1973 | 731.50 | 506.00 | 629.50 | 269.00 | 81.50 | 40.00 | g | 1.00 | 0.50 | 25.50 | 147.77 | a | 597.00 | 615.35 | a | 3604.62 | ||||||||||
1974 | 665.50 | 522.00 | 528.50 | 388.00 | 147.00 | 17.50 | 39.00 | 0.00 | 0.00 | 117.50 | 398.00 | 631.00 | 3454.00 | |||||||||||||
1975 | 548.50 | 586.50 | 613.59 | b | 558.50 | 156.00 | 40.50 | 6.50 | 14.50 | 0.00 | 260.29 | b | 474.00 | 503.00 | 3761.88 | |||||||||||
1976 | 520.00 | 491.00 | 520.00 | 425.00 | 48.50 | 62.00 | 0.00 | 52.00 | 30.50 | 69.50 | 208.93 | b | 382.00 | 2809.43 | ||||||||||||
1977 | 591.50 | 377.00 | 590.00 | 172.00 | 387.00 | 20.00 | 1.00 | 1.00 | 56.00 | 74.50 | 341.50 | 501.00 | 3112.50 | |||||||||||||
1978 | 554.50 | 510.46 | b | 356.00 | 435.50 | 131.50 | 10.50 | 7.00 | 7.00 | 81.50 | 58.50 | 512.00 | 689.00 | 3353.46 | ||||||||||||
1979 | 713.50 | 591.50 | 467.00 | 371.00 | 127.50 | 15.50 | 1.50 | 5.00 | 0.00 | 0.00 | z | 454.00 | 388.03 | b | 3134.53 | |||||||||||
1980 | 535.50 | 433.00 | 0.00 | z | 291.50 | 229.18 | c | 85.50 | 5.00 | 0.00 | 12.50 | 133.00 | 304.82 | b | 337.50 | 2367.50 | ||||||||||
1981 | 429.00 | 409.00 | 522.00 | 272.50 | 127.74 | b | 6.50 | 0.00 | 0.00 | 18.00 | 236.00 | 391.50 | 528.11 | c | 2940.35 | |||||||||||
1982 | 697.00 | 468.50 | 643.50 | 400.00 | 77.00 | 70.00 | 20.00 | 0.00 | 86.00 | 209.00 | 549.50 | 643.50 | 3864.00 | |||||||||||||
1983 | 509.50 | 523.00 | 599.50 | 521.50 | 199.00 | 24.50 | 11.00 | 0.50 | 22.00 | 53.00 | 536.00 | 648.00 | 3647.50 | |||||||||||||
1984 | 458.50 | 520.50 | 386.00 | 393.50 | 98.00 | 49.00 | 0.00 | 0.00 | 13.50 | 268.00 | 536.50 | 0.00 | z | 2723.50 | ||||||||||||
1985 | 469.50 | i | 414.50 | 591.00 | 186.00 | 148.00 | 31.50 | 3.50 | 0.00 | 82.00 | 137.00 | 0.00 | z | 437.00 | 2030.50 | |||||||||||
1986 | 414.50 | 440.50 | 340.48 | a | 338.50 | 153.00 | 19.00 | 0.00 | i | 0.00 | 153.00 | 96.00 | 234.50 | 508.50 | 2697.98 | |||||||||||
1987 | 665.47 | a | 456.50 | 419.50 | 131.00 | 101.50 | 15.00 | 22.50 | 0.00 | d | 3.50 | 51.50 | 487.00 | 783.50 | 3136.97 | |||||||||||
1988 | 585.50 | 338.50 | 339.50 | 259.00 | 192.00 | 80.00 | 0.00 | 0.00 | 19.50 | 31.00 | 529.50 | 655.13 | a | 3029.63 | ||||||||||||
1989 | 631.50 | 629.50 | 484.50 | 186.21 | a | 170.00 | 14.50 | 0.00 | 3.00 | 60.50 | 184.00 | 260.50 | 444.00 | 3068.21 | ||||||||||||
1990 | 632.50 | 597.00 | 378.72 | a | 240.00 | 249.50 | 63.50 | 1.50 | 4.50 | 3.00 | 62.00 | 381.00 | 749.17 | a | 3362.38 | |||||||||||
1991 | 476.50 | 249.50 | 414.00 | m | 276.50 | i | 281.00 | 44.00 | 0.00 | 0.00 | z | 2.50 | 146.50 | 328.50 | 508.50 | 2037.00 | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 606.33 | 498.38 | 503.67 | 356.79 | 186.14 | 47.34 | 5.01 | 5.72 | 33.78 | 146.39 | 416.28 | 580.36 | 3437.98 | |||||||||||||
S.D. | 92.26 | 98.91 | 99.92 | 134.80 | 79.77 | 31.67 | 8.43 | 11.92 | 33.14 | 79.14 | 107.00 | 130.28 | 335.15 | |||||||||||||
SKEW | -0.33 | -0.18 | -0.29 | 0.50 | 0.40 | 0.64 | 2.45 | 2.98 | 1.50 | 0.38 | -0.37 | -0.14 | -0.20 | |||||||||||||
MAX | 781.72 | 685.50 | 664.00 | 727.50 | 387.00 | 124.00 | 39.00 | 52.00 | 153.00 | 303.00 | 597.00 | 818.40 | 4048.37 | |||||||||||||
MIN | 414.50 | 249.50 | 300.00 | 131.00 | 48.50 | 0.50 | 0.00 | 0.00 | 0.00 | 31.00 | 204.00 | 312.00 | 2809.43 | |||||||||||||
NO YRS | 35 | 37 | 35 | 36 | 37 | 36 | 36 | 36 | 37 | 36 | 36 | 36 | 29 |