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 | 261.43 | a | 233.00 | 271.61 | b | 260.00 | 445.86 | a | 643.50 | 2115.40 | ||||
1949 | 687.00 | 527.33 | a | 451.00 | 411.43 | b | 289.85 | a | 256.00 | 299.15 | a | 218.00 | 210.00 | a | 387.50 | c | 265.86 | a | 567.50 | 4570.62 | ||||||
1950 | 654.21 | b | 475.44 | c | 514.00 | 453.62 | a | 460.50 | 302.59 | a | 310.00 | a | 282.50 | 248.50 | 245.50 | 281.90 | a | 368.00 | 4596.75 | |||||||
1951 | 537.50 | 452.00 | 530.00 | 443.50 | 341.00 | 335.00 | 285.00 | 290.88 | a | 254.00 | 294.00 | 374.00 | 542.50 | 4679.38 | ||||||||||||
1952 | 608.50 | 493.00 | a | 584.50 | 453.50 | 377.00 | 313.50 | 270.50 | 307.50 | 243.00 | 305.00 | 437.50 | 498.00 | 4891.50 | ||||||||||||
1953 | 452.50 | 482.00 | 490.50 | 443.00 | 352.00 | 286.50 | 329.00 | 188.50 | 184.50 | 282.00 | 326.00 | 457.00 | 4273.50 | |||||||||||||
1954 | 529.00 | 454.00 | 488.50 | 376.55 | a | 402.50 | 311.50 | 244.50 | 259.00 | 212.00 | 275.50 | 337.50 | 505.50 | 4396.05 | ||||||||||||
1955 | 510.50 | f | 532.50 | 518.00 | 483.50 | 391.24 | b | 293.79 | a | 294.50 | 369.00 | 318.00 | 346.50 | 457.24 | a | 455.00 | 4459.28 | |||||||||
1956 | 491.00 | 545.00 | 510.50 | 446.00 | 338.93 | a | 284.50 | 289.00 | 251.50 | 228.50 | 327.00 | 460.00 | 567.00 | 4738.93 | ||||||||||||
1957 | 624.00 | 442.00 | 454.50 | 386.00 | 286.50 | 234.83 | a | 254.00 | 251.00 | 174.50 | 214.00 | 367.50 | 470.00 | 4158.83 | ||||||||||||
1958 | 442.50 | 320.50 | 485.50 | 381.50 | 266.00 | 125.50 | 229.00 | 226.00 | 166.00 | 330.50 | 379.00 | 379.50 | 3731.50 | |||||||||||||
1959 | 449.50 | 478.50 | 451.50 | 384.50 | 336.00 | 256.00 | 226.00 | 239.00 | 176.50 | 261.50 | 394.50 | 491.50 | 4145.00 | |||||||||||||
1960 | 525.00 | 465.50 | 420.50 | 390.00 | 333.50 | 229.50 | 255.00 | 215.00 | 310.50 | 298.50 | 417.00 | 490.00 | 4350.00 | |||||||||||||
1961 | 440.50 | 401.50 | 452.50 | 394.00 | 330.00 | 203.50 | 234.00 | 180.00 | 211.00 | 326.61 | c | 423.10 | a | 555.50 | 4152.21 | |||||||||||
1962 | 570.50 | 453.00 | 484.00 | 375.00 | 348.50 | 318.00 | 302.50 | 216.50 | 239.00 | 295.50 | 374.50 | 477.00 | 4454.00 | |||||||||||||
1963 | 564.00 | 283.50 | 467.50 | 400.00 | 288.00 | 286.50 | 237.50 | 264.00 | 142.50 | 224.00 | 360.50 | 459.00 | 3977.00 | |||||||||||||
1964 | 547.00 | 489.00 | 574.00 | 483.00 | 433.50 | 284.00 | 271.00 | 230.00 | 275.00 | 278.00 | 408.00 | 482.50 | 4755.00 | |||||||||||||
1965 | 534.00 | 519.00 | 440.00 | 394.00 | 450.50 | 343.50 | 302.00 | 194.00 | 285.00 | 242.50 | 318.00 | 523.50 | 4546.00 | |||||||||||||
1966 | 532.00 | 510.50 | 482.00 | 376.50 | 386.50 | 283.00 | 266.50 | 298.00 | 203.50 | 318.00 | 338.00 | 461.00 | 4455.50 | |||||||||||||
1967 | 539.50 | 456.50 | 526.50 | 521.00 | 382.00 | 337.50 | 299.50 | 308.50 | 171.50 | 241.50 | 284.00 | 598.00 | 4666.00 | |||||||||||||
1968 | 558.50 | 354.50 | 413.00 | 459.50 | 380.50 | 290.00 | 284.50 | 168.00 | 217.00 | 336.00 | 394.50 | 596.00 | 4452.00 | |||||||||||||
1969 | 592.50 | 518.00 | 518.00 | 454.50 | 338.00 | 243.50 | 304.00 | 310.50 | 261.00 | 310.00 | 382.00 | 410.00 | 4642.00 | |||||||||||||
1970 | 432.50 | 361.00 | 445.00 | 494.50 | 391.00 | 303.00 | 318.00 | 324.00 | 271.00 | 374.00 | 326.50 | 530.00 | 4570.50 | |||||||||||||
1971 | 561.50 | 507.50 | 524.00 | 478.00 | 381.00 | 295.00 | 274.00 | 172.50 | 205.00 | 415.50 | 458.50 | 629.00 | 4901.50 | |||||||||||||
1972 | 582.50 | 469.00 | 407.50 | 411.50 | 398.00 | 280.50 | 183.00 | 220.00 | 239.00 | 250.00 | 407.00 | 615.35 | a | 4463.35 | ||||||||||||
1973 | 574.02 | a | 395.50 | 512.00 | 391.50 | 371.00 | 252.00 | 264.50 | 310.50 | 201.00 | 361.50 | 385.34 | a | 472.75 | a | 4491.61 | ||||||||||
1974 | 574.03 | b | 534.92 | d | 468.62 | a | 416.50 | 385.50 | 276.50 | 195.50 | 229.50 | 220.00 | 331.00 | 433.45 | a | 536.82 | a | 4602.33 | ||||||||
1975 | 623.62 | a | 511.00 | 508.50 | 523.50 | 387.50 | 290.00 | 249.50 | 286.50 | 287.00 | 352.00 | 506.90 | a | 578.67 | a | 5104.68 | ||||||||||
1976 | 607.08 | a | 523.00 | 558.00 | 467.00 | 362.50 | 285.00 | 214.50 | 191.50 | 234.50 | 316.00 | 235.50 | j | 534.23 | a | 4293.32 | ||||||||||
1977 | 551.05 | b | 409.50 | 536.50 | 411.00 | 377.54 | c | 268.39 | b | 277.50 | 184.50 | 220.50 | 350.00 | 417.41 | a | 449.50 | b | 4453.39 | ||||||||
1978 | 430.26 | b | 420.00 | 336.50 | 399.00 | 322.00 | 239.50 | 261.00 | 249.00 | 220.50 | 326.50 | 508.97 | a | 669.60 | a | 4382.82 | ||||||||||
1979 | 568.69 | b | 486.08 | c | 470.34 | b | 390.52 | a | 327.50 | 310.00 | 209.50 | 210.50 | 133.50 | 252.00 | 390.00 | a | 479.47 | a | 4228.10 | |||||||
1980 | 519.25 | a | 364.00 | 486.00 | 389.00 | 386.50 | 295.00 | 257.00 | 299.00 | 270.50 | 352.00 | 415.86 | a | 487.73 | a | 4521.85 | ||||||||||
1981 | 414.37 | a | 405.50 | 464.00 | 421.50 | 355.50 | 253.50 | 0.00 | z | 268.67 | a | 269.50 | 359.00 | 328.97 | a | 439.68 | a | 3980.18 | ||||||||
1982 | 641.00 | 471.50 | 504.50 | 444.50 | 402.00 | 307.50 | 257.50 | 239.00 | 249.50 | 301.00 | 423.50 | 517.50 | 4759.00 | |||||||||||||
1983 | 478.50 | 211.00 | k | 0.00 | z | 0.00 | z | 177.50 | l | 217.00 | 179.00 | 144.50 | 144.00 | 228.00 | 375.00 | 450.50 | 2216.50 | |||||||||
1984 | 495.00 | 496.50 | 418.50 | 0.00 | z | 337.50 | 322.50 | 215.50 | 238.50 | 201.00 | 350.50 | 425.17 | a | 0.00 | z | 3500.67 | ||||||||||
1985 | 565.50 | 482.00 | 543.00 | 401.50 | 393.50 | 252.50 | 198.00 | 230.00 | 222.50 | 310.50 | 557.00 | 528.00 | 4684.00 | |||||||||||||
1986 | 381.30 | a | 381.50 | 370.50 | 426.21 | a | 367.35 | a | 214.50 | 269.50 | 233.00 | 260.00 | 302.00 | 364.66 | a | 457.00 | 4027.51 | |||||||||
1987 | 530.50 | 418.50 | 445.50 | 365.00 | 306.50 | 280.50 | 240.50 | 232.00 | 240.00 | 236.00 | 355.50 | 514.50 | 4165.00 | |||||||||||||
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 | 124.00 | p | 313.00 | 421.00 | 589.00 | 1323.00 | ||||
1989 | 641.00 | 595.00 | 447.50 | 320.50 | 330.00 | 248.00 | 259.00 | 236.00 | 299.00 | 354.00 | 441.50 | 592.00 | 4763.50 | |||||||||||||
1990 | 589.00 | 578.00 | 496.00 | 352.50 | 333.00 | 218.00 | 168.00 | 155.50 | 140.50 | 349.00 | 518.00 | 771.50 | 4669.00 | |||||||||||||
1991 | 612.50 | 416.00 | 527.50 | 411.50 | 396.00 | 266.00 | 175.50 | 129.17 | d | 195.00 | 245.50 | 443.50 | 593.50 | 4411.67 | ||||||||||||
1992 | 548.50 | 368.50 | 362.00 | 272.50 | 212.00 | 146.00 | 111.50 | 167.50 | 160.50 | 183.00 | 457.00 | 611.50 | 3600.50 | |||||||||||||
1993 | 616.00 | 448.50 | 347.00 | 339.00 | 208.50 | 222.00 | 162.00 | 122.45 | a | 225.00 | 222.50 | 454.50 | 576.00 | 3943.45 | ||||||||||||
1994 | 514.00 | 475.50 | 366.50 | 350.50 | 298.00 | 238.50 | 171.50 | 123.00 | 147.50 | 284.00 | 564.50 | 624.00 | 4157.50 | |||||||||||||
1995 | 424.00 | 391.00 | 479.00 | 432.50 | 381.82 | a | 243.50 | 158.50 | 232.50 | 163.50 | 295.00 | 374.00 | 452.50 | 4027.82 | ||||||||||||
1996 | 498.50 | 394.00 | 467.00 | 385.50 | 388.50 | 356.50 | 263.00 | 265.50 | 308.50 | 342.50 | 420.00 | 479.00 | 4568.50 | |||||||||||||
1997 | 512.50 | 503.50 | 499.00 | 430.50 | 234.00 | 274.50 | 207.50 | 141.00 | 134.50 | 318.00 | 352.50 | 532.00 | 4139.50 | |||||||||||||
1998 | 448.00 | 472.00 | 490.00 | 473.50 | 387.50 | 250.00 | 241.50 | 256.50 | 216.00 | 350.00 | 448.00 | 632.00 | 4665.00 | |||||||||||||
1999 | 565.50 | 540.00 | 591.50 | 495.00 | 441.00 | 340.00 | 288.41 | c | 185.50 | 275.50 | 354.00 | 395.00 | 593.28 | b | 5064.69 | |||||||||||
2000 | 563.00 | 428.00 | 546.00 | 392.50 | 367.72 | b | 255.00 | 275.79 | b | 262.50 | 208.50 | 368.50 | 545.00 | 522.00 | 4734.52 | |||||||||||
2001 | 604.50 | 536.85 | b | 499.62 | a | 353.50 | h | 319.82 | a | 308.00 | 291.00 | 209.54 | d | 266.90 | a | 319.50 | 417.00 | e | 528.50 | 4301.21 | ||||||
2002 | 628.50 | 466.00 | 567.00 | 447.50 | 441.00 | 315.50 | 218.50 | 286.50 | 269.00 | 382.50 | 403.50 | 500.50 | 4926.00 | |||||||||||||
2003 | 410.00 | 504.50 | 457.50 | 495.00 | 403.00 | 268.50 | 256.00 | 183.50 | 198.50 | 287.50 | 511.00 | 535.00 | 4510.00 | |||||||||||||
2004 | 546.50 | 516.50 | 445.50 | 405.50 | 351.50 | 149.50 | m | 191.50 | 155.50 | 0.00 | z | 0.00 | z | 474.50 | 433.50 | g | 3087.00 | |||||||||
2005 | 579.00 | 416.50 | 455.00 | 348.00 | g | 321.00 | 193.50 | l | 243.00 | 304.50 | 339.50 | 384.50 | 474.50 | 510.00 | 4027.50 | |||||||||||
2006 | 539.00 | 501.00 | 599.00 | 445.34 | a | 378.20 | a | 189.50 | g | 165.00 | k | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 2462.54 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 540.18 | 461.46 | 480.32 | 418.69 | 356.38 | 272.44 | 246.34 | 231.23 | 225.71 | 307.37 | 410.90 | 527.32 | 4461.86 | |||||||||||||
S.D. | 69.85 | 64.16 | 59.47 | 50.38 | 53.59 | 45.15 | 46.97 | 55.79 | 50.48 | 51.07 | 66.17 | 74.77 | 325.28 | |||||||||||||
SKEW | -0.33 | -0.47 | -0.33 | -0.15 | -0.70 | -0.83 | -0.62 | 0.00 | 0.01 | -0.29 | 0.18 | 0.52 | -0.44 | |||||||||||||
MAX | 687.00 | 595.00 | 599.00 | 523.50 | 460.50 | 356.50 | 329.00 | 369.00 | 339.50 | 415.50 | 564.50 | 771.50 | 5104.68 | |||||||||||||
MIN | 381.30 | 283.50 | 336.50 | 272.50 | 208.50 | 125.50 | 111.50 | 122.45 | 133.50 | 183.00 | 265.86 | 368.00 | 3600.50 | |||||||||||||
NO YRS | 56 | 56 | 56 | 53 | 56 | 54 | 56 | 57 | 56 | 57 | 57 | 56 | 48 |