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 | 569.37 | a | 605.00 | 308.00 | m | 0.00 | z | 0.00 | z | 0.00 | z | 1174.37 | ||
1949 | 46.00 | 122.00 | 275.00 | 332.50 | 448.98 | a | 481.50 | 532.50 | 582.50 | 543.21 | b | 385.00 | 429.50 | 168.50 | 4347.20 | |||||||||||
1950 | 99.50 | 211.00 | 213.00 | 282.00 | 358.00 | 510.00 | b | 590.60 | b | 567.00 | 511.50 | 476.76 | b | 391.00 | 389.00 | 4599.36 | ||||||||||
1951 | 199.00 | 216.50 | 155.50 | 310.50 | 435.00 | 480.50 | 554.50 | 437.00 | i | 469.00 | 486.50 | 380.00 | 176.50 | 3863.50 | ||||||||||||
1952 | 132.00 | 200.50 | 164.50 | 279.00 | 423.00 | 453.50 | 578.50 | 535.00 | 525.00 | 428.00 | 254.50 | 207.00 | 4180.50 | |||||||||||||
1953 | 319.00 | 202.50 | 186.00 | 244.00 | 399.00 | 448.50 | 598.00 | 612.50 | 613.00 | 496.00 | 385.00 | 254.00 | 4757.50 | |||||||||||||
1954 | 202.00 | 235.00 | 227.50 | 306.00 | 380.00 | 437.00 | 535.00 | 594.00 | 567.50 | 474.50 | 396.00 | 248.50 | 4603.00 | |||||||||||||
1955 | 150.50 | 128.50 | 190.50 | 183.50 | 338.50 | 451.55 | a | 512.53 | a | 350.50 | h | 506.38 | a | 290.00 | i | 288.50 | 261.00 | 3011.46 | ||||||||
1956 | 228.50 | 106.50 | 199.50 | 272.14 | b | 403.60 | e | 472.78 | c | 554.90 | a | 591.00 | 516.92 | d | 405.00 | 274.62 | d | 163.50 | f | 4025.46 | ||||||
1957 | 110.50 | 235.85 | b | 282.32 | c | 337.22 | c | 490.46 | c | 605.00 | c | 611.73 | a | 609.15 | a | 659.00 | 512.07 | d | 306.11 | c | 262.90 | e | 5022.33 | |||
1958 | 321.07 | c | 291.50 | g | 232.50 | 176.50 | o | 481.50 | 619.00 | 647.00 | 685.00 | 655.18 | b | 473.78 | a | 370.96 | d | 314.50 | f | 4485.99 | ||||||
1959 | 293.50 | 198.50 | 291.50 | 365.56 | c | 402.48 | a | 525.00 | c | 592.62 | a | 597.27 | a | 524.46 | b | 500.77 | e | 319.20 | e | 172.00 | j | 4610.86 | ||||
1960 | 238.00 | 223.00 | 279.52 | a | 307.24 | a | 397.00 | 504.23 | d | 514.60 | a | 608.78 | b | 483.33 | c | 347.00 | g | 317.14 | b | 291.29 | b | 4164.13 | ||||
1961 | 334.80 | a | 260.62 | b | 290.88 | a | 297.50 | 386.95 | c | 407.00 | g | 578.67 | a | 611.70 | c | 542.88 | d | 412.54 | e | 248.00 | 205.50 | 4170.03 | ||||
1962 | 191.17 | a | 214.50 | 224.75 | a | 312.86 | b | 363.00 | 431.50 | 554.00 | 616.26 | b | 564.50 | 488.54 | d | 346.61 | b | 242.50 | h | 4307.68 | ||||||
1963 | 145.81 | d | 400.50 | 251.32 | c | 259.50 | 406.50 | 502.00 | 610.00 | 589.00 | 598.39 | b | 509.50 | 346.55 | a | 307.42 | a | 4926.50 | ||||||||
1964 | 213.00 | 266.00 | 198.00 | 272.00 | 362.50 | 496.00 | 602.50 | 586.42 | a | 539.00 | 471.00 | 299.50 | 253.50 | 4559.42 | ||||||||||||
1965 | 226.50 | 206.00 | 286.00 | 336.43 | b | 372.00 | 489.00 | 567.30 | a | 667.50 | 509.00 | 510.31 | e | 408.10 | a | 199.84 | c | 4777.98 | ||||||||
1966 | 228.00 | 186.50 | 248.50 | 368.50 | 427.50 | 566.38 | a | 623.00 | 644.28 | a | 634.29 | b | 482.10 | b | 382.50 | 281.30 | d | 5072.85 | ||||||||
1967 | 175.50 | g | 165.50 | g | 163.00 | i | 148.00 | j | 309.50 | h | 560.40 | e | 627.23 | a | 639.00 | 640.18 | b | 386.50 | h | 412.50 | 197.00 | 3076.31 | ||||
1968 | 217.00 | 352.50 | 317.50 | 286.00 | 423.00 | 542.59 | a | 612.50 | 642.50 | 494.00 | f | 332.00 | h | 203.50 | m | 122.50 | l | 3393.59 | ||||||||
1969 | 103.33 | d | 141.62 | b | 300.50 | 286.03 | a | 463.97 | a | 573.50 | 623.50 | 621.00 | 583.89 | c | 333.00 | j | 272.00 | g | 327.00 | 4024.34 | ||||||
1970 | 348.50 | 320.50 | 343.50 | 281.50 | 474.62 | b | 515.89 | b | 567.00 | 557.50 | 570.50 | 411.00 | 211.00 | k | 188.00 | 4578.51 | ||||||||||
1971 | 186.00 | a | 183.50 | 190.00 | 240.00 | 360.00 | 413.50 | 556.00 | 670.50 | 589.00 | 423.09 | d | 289.14 | a | 137.00 | 4237.73 | ||||||||||
1972 | 162.48 | b | 221.50 | 292.95 | a | 274.14 | a | 412.50 | 532.00 | 633.50 | 625.00 | 505.20 | e | 518.50 | 329.40 | e | 116.00 | h | 4507.17 | |||||||
1973 | 198.40 | a | 277.20 | c | 206.50 | 326.00 | 418.50 | 516.00 | 434.50 | h | 554.56 | d | 618.50 | 460.50 | 276.21 | a | 250.50 | g | 3852.36 | |||||||
1974 | 201.50 | 124.50 | i | 179.50 | k | 231.00 | h | 243.50 | k | 472.78 | c | 580.00 | 617.23 | c | 573.60 | e | 470.96 | e | 215.50 | f | 186.50 | g | 2916.07 | |||
1975 | 208.65 | e | 154.50 | h | 168.00 | f | 132.00 | i | 397.26 | d | 330.50 | j | 439.00 | h | 317.00 | n | 556.73 | d | 517.18 | a | 301.11 | c | 213.00 | f | 1980.94 | |
1976 | 107.50 | m | 68.00 | j | 90.00 | i | 144.50 | h | 345.02 | d | 361.50 | g | 617.13 | d | 647.00 | 621.60 | e | 265.00 | q | 0.00 | z | 0.00 | z | 2230.75 | ||
1977 | 0.00 | z | 259.54 | b | 174.93 | c | 279.31 | a | 349.50 | 545.77 | d | 556.00 | 593.50 | 543.50 | 463.00 | 303.00 | 320.50 | 4388.55 | ||||||||
1978 | 358.80 | d | 218.50 | f | 393.04 | c | 320.50 | 443.76 | d | 529.29 | b | 603.47 | a | 640.00 | 607.50 | 446.00 | g | 258.00 | e | 163.78 | a | 4318.13 | ||||
1979 | 192.00 | 216.50 | 323.43 | a | 337.00 | 465.00 | a | 488.00 | 530.00 | f | 659.04 | d | 695.17 | a | 575.00 | 394.20 | e | 284.50 | f | 4345.34 | ||||||
1980 | 235.37 | d | 362.50 | b | 285.00 | 392.50 | 430.79 | b | 476.54 | d | 641.38 | b | 599.73 | e | 557.00 | 468.21 | b | 311.50 | 272.50 | 5033.02 | ||||||
1981 | 324.50 | 262.00 | 269.00 | 308.50 | 439.00 | 559.50 | 566.78 | a | 631.00 | 572.50 | 470.50 | 391.00 | 323.50 | 5117.78 | ||||||||||||
1982 | 183.50 | 191.50 | 223.50 | 252.00 | 403.00 | 501.50 | 547.15 | a | 602.00 | 605.00 | 501.50 | 277.00 | 211.00 | 4498.65 | ||||||||||||
1983 | 285.00 | 274.50 | 287.00 | 253.50 | 385.50 | 502.00 | 581.00 | 618.50 | 593.50 | 479.50 | 314.00 | 237.00 | 4811.00 | |||||||||||||
1984 | 266.50 | 228.50 | 330.00 | 278.00 | 396.50 | 467.50 | 611.50 | 665.50 | 581.50 | 409.00 | 290.00 | 205.50 | 4730.00 | |||||||||||||
1985 | 262.00 | 216.50 | 219.00 | 353.00 | 419.50 | 563.00 | 626.00 | 602.50 | 559.50 | 479.00 | 191.50 | 226.82 | a | 4718.32 | ||||||||||||
1986 | 361.50 | 301.50 | 386.00 | 323.50 | 416.50 | 555.50 | 613.50 | 594.00 | 493.00 | 480.00 | 386.00 | 289.00 | 5200.00 | |||||||||||||
1987 | 237.00 | 263.50 | 334.00 | 351.96 | b | 478.29 | c | 523.39 | b | 589.00 | 619.00 | 538.50 | 558.00 | 390.50 | 222.00 | 5105.14 | ||||||||||
1988 | 244.50 | 254.50 | 266.50 | 333.50 | 413.50 | 517.24 | a | 664.00 | 605.02 | a | 561.50 | 529.50 | 316.50 | 262.50 | 4968.76 | |||||||||||
1989 | 189.50 | 121.00 | 252.00 | 423.00 | 439.50 | 543.50 | 593.50 | 651.00 | 490.00 | 445.00 | 340.00 | 262.50 | 4750.50 | |||||||||||||
1990 | 235.00 | 171.50 | 284.50 | 373.00 | 440.00 | 530.00 | 646.00 | 663.50 | 611.50 | 450.00 | 271.00 | 116.25 | a | 4792.25 | ||||||||||||
1991 | 201.00 | 353.50 | 0.00 | z | 306.00 | 363.50 | 474.50 | 626.00 | 615.00 | 622.00 | 550.00 | 310.50 | 145.50 | j | 4422.00 | |||||||||||
1992 | 207.50 | j | 256.00 | j | 279.50 | i | 331.00 | h | 310.50 | l | 555.00 | 470.00 | i | 417.00 | k | 384.50 | j | 379.00 | i | 193.50 | l | 121.00 | l | 555.00 | ||
1993 | 109.00 | m | 124.50 | m | 261.00 | i | 359.00 | 322.50 | k | 578.00 | 417.50 | j | 445.50 | i | 350.00 | i | 297.00 | o | 190.50 | j | 157.00 | l | 937.00 | |||
1994 | 179.50 | l | 122.50 | j | 339.50 | 225.50 | j | 318.50 | j | 351.50 | i | 389.50 | l | 674.50 | 381.00 | k | 276.50 | k | 157.00 | 110.50 | l | 1171.00 | ||||
1995 | 194.50 | k | 162.00 | l | 220.00 | i | 179.50 | l | 402.50 | 471.00 | 644.50 | 640.00 | 560.50 | 319.50 | j | 335.50 | 122.00 | s | 3054.00 | |||||||
1996 | 245.00 | 278.00 | 308.00 | 369.00 | 385.50 | 490.50 | 607.50 | 600.50 | 139.00 | x | 472.50 | 211.50 | j | 296.50 | 4053.00 | |||||||||||
1997 | 293.50 | 165.00 | i | 216.50 | i | 241.50 | i | 552.50 | 569.50 | 691.50 | 683.50 | 659.00 | 471.00 | 371.50 | 272.00 | 4564.00 | ||||||||||
1998 | 350.50 | 266.00 | 337.50 | 316.50 | 451.50 | 543.50 | 634.00 | 669.00 | 632.50 | 496.00 | 313.00 | 200.50 | 5210.50 | |||||||||||||
1999 | 237.00 | 199.00 | 215.50 | 310.00 | 385.50 | 484.00 | 534.50 | 629.00 | 595.50 | 466.00 | 401.50 | 228.00 | 4685.50 | |||||||||||||
2000 | 237.00 | 304.50 | 276.50 | 403.39 | b | 464.00 | 590.00 | 595.50 | 629.50 | 626.50 | 458.00 | 261.00 | 267.00 | 5112.89 | ||||||||||||
2001 | 269.59 | c | 224.00 | 363.00 | 309.50 | 527.00 | 502.00 | 614.50 | 622.50 | 577.50 | 519.00 | 354.50 | 271.52 | b | 5154.61 | |||||||||||
2002 | 221.50 | 269.50 | 265.50 | 366.50 | 445.50 | 521.00 | 673.00 | 656.00 | 622.50 | 470.00 | 446.50 | 306.50 | 5264.00 | |||||||||||||
2003 | 367.00 | 241.50 | 323.50 | 291.00 | 408.00 | 538.00 | 478.00 | 546.00 | 631.00 | 594.00 | 294.00 | 0.00 | z | 4712.00 | ||||||||||||
2004 | 288.00 | 282.00 | 376.50 | 439.00 | 424.00 | g | 621.00 | 748.65 | a | 746.00 | 637.50 | 495.50 | 316.00 | 292.00 | 5242.15 | |||||||||||
2005 | 275.00 | 299.00 | 390.50 | 373.00 | 563.00 | 578.50 | 734.50 | 687.50 | 592.00 | 518.00 | 310.50 | 284.50 | 5606.00 | |||||||||||||
2006 | 0.00 | z | 0.00 | z | 220.50 | 325.00 | 464.00 | 560.50 | 644.00 | 608.50 | 564.00 | 500.50 | 335.50 | 288.50 | 4511.00 | |||||||||||
2007 | 175.00 | 215.50 | 325.50 | 319.00 | 434.50 | 484.50 | 691.00 | 705.54 | d | 593.00 | 448.00 | 329.00 | 168.00 | 4888.54 | ||||||||||||
2008 | 156.00 | 203.50 | 211.50 | 259.50 | 451.50 | 476.50 | 615.00 | 633.50 | 565.00 | 491.00 | 376.50 | 157.00 | 4596.50 | |||||||||||||
2009 | 288.00 | 213.50 | 221.00 | 292.50 | 462.00 | 544.00 | 578.50 | 646.50 | 601.00 | 470.00 | 341.50 | 213.50 | 4872.00 | |||||||||||||
2010 | 339.00 | 286.00 | 297.00 | 276.00 | 349.50 | 481.50 | 474.00 | g | 591.50 | 613.50 | 562.50 | 272.00 | 280.50 | 4349.00 | ||||||||||||
2011 | 310.50 | 241.23 | b | 281.00 | 276.50 | 350.00 | 497.00 | 629.00 | 675.50 | 630.00 | 576.50 | 301.00 | 246.50 | 5014.73 | ||||||||||||
2012 | 251.00 | 235.50 | 196.50 | 331.50 | 429.50 | 480.00 | 601.00 | 630.50 | 533.00 | 493.00 | 396.00 | 183.00 | 4760.50 | |||||||||||||
2013 | 192.00 | 200.50 | 290.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 7.50 | z | 683.00 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 234.68 | 236.74 | 269.91 | 313.86 | 420.36 | 515.72 | 602.14 | 625.19 | 577.75 | 484.40 | 328.74 | 243.06 | 4847.74 | |||||||||||||
S.D. | 72.23 | 60.91 | 60.50 | 48.25 | 48.95 | 46.59 | 50.65 | 39.82 | 50.02 | 44.27 | 57.74 | 56.38 | 307.36 | |||||||||||||
SKEW | -0.13 | 0.26 | 0.14 | 0.24 | 0.67 | 0.20 | 0.39 | 0.31 | -0.11 | 0.23 | -0.36 | -0.04 | -0.07 | |||||||||||||
MAX | 367.00 | 400.50 | 393.04 | 439.00 | 563.00 | 621.00 | 748.65 | 746.00 | 695.17 | 594.00 | 446.50 | 389.00 | 5606.00 | |||||||||||||
MIN | 46.00 | 106.50 | 155.50 | 183.50 | 338.50 | 413.50 | 478.00 | 535.00 | 469.00 | 385.00 | 157.00 | 116.25 | 4180.50 | |||||||||||||
NO YRS | 57 | 53 | 56 | 55 | 58 | 60 | 58 | 60 | 59 | 53 | 56 | 47 | 33 |