YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1948 | 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 | |
1949 | 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 | |
1950 | 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 | |
1951 | 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 | |
1952 | 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 | |
1953 | 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 | |
1954 | 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 | |
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 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1956 | 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 | |
1957 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 421.50 | j | 544.50 | 354.50 | 292.50 | 1191.50 | ||||
1958 | 321.00 | 365.00 | 292.00 | 381.50 | 514.00 | 642.50 | 610.00 | 588.50 | 644.00 | 501.17 | a | 402.50 | 387.50 | 5649.67 | ||||||||||||
1959 | 321.88 | a | 217.50 | 346.00 | 391.50 | 438.00 | 360.50 | i | 563.00 | 579.50 | 567.00 | 540.00 | 355.00 | 274.00 | 4593.38 | |||||||||||
1960 | 240.00 | 257.00 | 343.50 | 356.00 | 436.00 | 509.00 | 509.50 | 508.00 | 477.50 | 484.50 | 330.00 | 282.00 | 4733.00 | |||||||||||||
1961 | 283.50 | 289.50 | 307.00 | 344.00 | 429.00 | 541.00 | 561.50 | 596.50 | 536.50 | 456.50 | 316.00 | 208.00 | 4869.00 | |||||||||||||
1962 | 210.50 | 223.50 | 248.50 | 349.00 | 394.00 | 420.50 | 474.50 | 551.00 | 481.50 | 465.00 | 356.50 | 274.50 | 4449.00 | |||||||||||||
1963 | 181.00 | 385.50 | 284.00 | 311.50 | 442.00 | 441.00 | 532.50 | 529.00 | 609.00 | 535.00 | 373.00 | 302.50 | 4926.00 | |||||||||||||
1964 | 204.50 | 236.50 | 203.50 | 242.50 | 320.50 | 470.50 | 515.00 | 561.62 | a | 482.50 | 495.00 | 348.50 | 300.00 | 4380.62 | ||||||||||||
1965 | 280.50 | 216.00 | 310.50 | 336.72 | a | 346.50 | 413.50 | 493.50 | 618.50 | 500.69 | a | 605.53 | a | 443.00 | 273.00 | 4837.95 | ||||||||||
1966 | 251.50 | 214.48 | c | 285.64 | c | 347.14 | b | 385.43 | a | 498.50 | 541.00 | 518.39 | d | 603.50 | 542.00 | 376.61 | b | 330.67 | a | 4894.86 | ||||||
1967 | 288.50 | 265.50 | 275.90 | a | 222.41 | a | 415.50 | 361.00 | f | 518.50 | 393.50 | h | 651.00 | 588.50 | 462.41 | a | 233.00 | 3921.23 | ||||||||
1968 | 245.70 | d | 360.50 | 353.50 | 322.50 | 377.00 | f | 494.00 | 551.00 | 559.50 | f | 590.17 | a | 483.00 | 346.07 | b | 246.45 | a | 3992.90 | |||||||
1969 | 221.00 | 213.50 | 309.50 | 343.50 | 424.00 | 513.00 | 544.50 | 532.50 | 550.50 | 525.00 | 431.50 | 396.00 | 5004.50 | |||||||||||||
1970 | 356.50 | a | 260.50 | g | 356.50 | 305.00 | 454.00 | 381.96 | b | 464.45 | c | 518.50 | 558.89 | c | 494.00 | 428.00 | 269.50 | 4587.30 | ||||||||
1971 | 227.16 | b | 248.89 | a | 282.00 | 267.00 | 408.50 | 478.50 | 533.50 | 650.45 | c | 624.23 | d | 311.00 | g | 191.00 | l | 143.00 | f | 3720.22 | ||||||
1972 | 197.50 | 285.50 | 379.00 | 332.00 | 401.00 | 478.97 | a | 598.00 | 617.00 | 530.00 | 511.00 | 378.00 | 260.50 | 4968.47 | ||||||||||||
1973 | 243.35 | a | 353.00 | 285.50 | 275.50 | f | 421.00 | 0.00 | z | 0.00 | z | 0.00 | z | 348.00 | l | 0.00 | z | 0.00 | z | 0.00 | z | 1302.85 | ||||
1974 | 0.00 | z | 0.00 | z | 0.00 | z | 325.50 | 398.50 | 444.00 | 550.50 | 533.00 | 541.00 | 427.50 | 291.50 | 222.50 | 3734.00 | ||||||||||
1975 | 167.50 | 187.00 | 286.00 | 227.50 | 383.50 | 445.34 | a | 521.12 | b | 514.50 | 493.50 | 407.65 | a | 237.00 | 203.50 | 4074.12 | ||||||||||
1976 | 148.50 | 185.00 | 191.50 | 261.00 | 404.00 | 441.00 | 574.00 | 582.00 | 551.50 | 484.00 | 401.00 | 214.00 | 4437.50 | |||||||||||||
1977 | 200.00 | 279.00 | 248.50 | 317.50 | 403.50 | 487.00 | 514.00 | 617.00 | 539.50 | 452.00 | 330.00 | 332.98 | b | 4720.98 | ||||||||||||
1978 | 357.00 | 316.00 | 487.50 | 338.00 | 438.50 | 521.50 | 539.92 | a | 575.00 | 588.50 | 486.50 | 247.50 | 127.10 | a | 5023.02 | |||||||||||
1979 | 208.50 | 250.50 | 337.50 | 377.00 | 447.00 | 450.52 | a | 577.00 | 596.00 | 691.50 | 561.10 | a | 349.50 | 307.50 | 5153.62 | |||||||||||
1980 | 281.07 | a | 361.46 | a | 315.00 | 371.00 | 407.50 | 480.50 | 554.50 | 525.00 | 535.00 | 464.00 | 347.50 | 293.00 | 4935.53 | |||||||||||
1981 | 357.50 | 0.00 | z | 326.50 | 0.00 | z | 0.00 | z | 532.00 | 0.00 | z | 578.00 | 550.50 | 440.72 | a | 419.00 | 338.50 | 3542.72 | ||||||||
1982 | 167.00 | 263.50 | 275.00 | 312.50 | 410.00 | 478.00 | 557.50 | 603.00 | 555.50 | 502.00 | 324.50 | 244.00 | 4692.50 | |||||||||||||
1983 | 293.00 | 354.50 | 388.00 | 332.50 | 470.50 | 533.00 | 612.50 | 656.00 | 621.50 | 570.00 | 365.50 | 343.00 | 5540.00 | |||||||||||||
1984 | 295.00 | 229.00 | 381.00 | 329.50 | 463.50 | 460.50 | 563.00 | 595.00 | 594.50 | 437.00 | 321.50 | 198.50 | 4868.00 | |||||||||||||
1985 | 182.00 | 212.00 | 252.00 | 373.50 | 420.50 | 540.50 | 587.00 | 566.00 | 552.50 | 473.50 | 207.00 | 234.00 | 4600.50 | |||||||||||||
1986 | 360.00 | 340.50 | 409.50 | 356.00 | 426.50 | 564.00 | 539.00 | 571.50 | 494.00 | 482.50 | 347.50 | 277.00 | 5168.00 | |||||||||||||
1987 | 218.50 | 274.50 | 331.50 | 421.00 | 501.50 | 500.50 | 598.00 | 587.00 | 532.50 | 551.50 | 367.00 | 256.50 | 5140.00 | |||||||||||||
1988 | 261.50 | 287.50 | 308.00 | 365.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1222.00 | |||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 252.37 | 274.01 | 313.33 | 329.65 | 421.59 | 487.46 | 546.37 | 572.91 | 560.29 | 500.37 | 353.71 | 273.18 | 4866.67 | |||||||||||||
S.D. | 62.01 | 59.65 | 60.80 | 47.88 | 40.16 | 53.34 | 37.55 | 40.96 | 54.45 | 49.13 | 58.85 | 58.26 | 361.29 | |||||||||||||
SKEW | 0.28 | 0.38 | 0.51 | -0.68 | -0.03 | 0.62 | -0.19 | 0.14 | 0.44 | 0.26 | -0.52 | -0.04 | 0.07 | |||||||||||||
MAX | 360.00 | 385.50 | 487.50 | 421.00 | 514.00 | 642.50 | 612.50 | 656.00 | 691.50 | 605.53 | 462.41 | 396.00 | 5649.67 | |||||||||||||
MIN | 148.50 | 185.00 | 191.50 | 222.41 | 320.50 | 381.96 | 464.45 | 508.00 | 477.50 | 407.65 | 207.00 | 127.10 | 4074.12 | |||||||||||||
NO YRS | 30 | 28 | 30 | 29 | 28 | 27 | 28 | 27 | 29 | 29 | 29 | 29 | 22 |