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 | 8.00 | 4.50 | 100.86 | a | 95.00 | 235.50 | 391.00 | 834.86 | ||||||
1951 | 607.50 | 519.00 | 456.50 | 342.50 | 245.93 | a | 94.50 | 13.00 | 8.00 | 7.50 | 159.00 | 380.00 | 613.00 | 3446.43 | ||||||||||||
1952 | 652.00 | 520.00 | 611.00 | 331.50 | 120.50 | 157.00 | 1.00 | 0.00 | 23.50 | 59.50 | 506.00 | 588.00 | 3570.00 | |||||||||||||
1953 | 419.50 | 553.50 | 520.00 | 434.50 | 364.25 | a | 131.50 | 0.00 | 22.50 | 33.00 | 205.12 | a | 310.50 | 537.00 | 3531.37 | |||||||||||
1954 | 576.00 | 342.50 | 524.00 | 264.00 | 175.50 | 108.00 | 0.00 | 28.50 | 31.00 | 176.50 | 288.10 | a | 540.50 | 3054.60 | ||||||||||||
1955 | 684.00 | 552.00 | 453.50 | 411.50 | 279.50 | 125.00 | 35.00 | 0.00 | 72.93 | a | 138.50 | 405.50 | 522.00 | 3679.43 | ||||||||||||
1956 | 543.00 | 652.50 | 484.50 | 0.00 | z | 198.29 | b | 49.50 | 19.12 | a | 45.47 | a | 1.50 | 219.00 | 339.50 | 490.00 | 3042.38 | |||||||||
1957 | 594.00 | 340.50 | 438.50 | 364.50 | 294.00 | 33.50 | 0.00 | 16.50 | 32.00 | 266.50 | 504.00 | 446.00 | 3330.00 | |||||||||||||
1958 | 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 | |
1959 | 479.00 | 547.50 | 385.50 | 197.07 | a | 236.00 | 30.50 | 0.00 | 0.00 | 56.50 | 124.52 | a | 273.00 | 453.50 | 2783.09 | |||||||||||
1960 | 668.00 | 559.50 | 357.02 | a | 272.00 | 178.50 | 6.50 | 0.00 | 4.00 | 12.50 | 183.50 | 410.50 | 574.00 | 3226.02 | ||||||||||||
1961 | 462.00 | 447.00 | 474.50 | 286.50 | 274.00 | 68.50 | 0.00 | 0.50 | 55.00 | 216.00 | 423.10 | a | 543.00 | 3250.10 | ||||||||||||
1962 | 538.00 | 494.50 | 591.00 | 241.50 | 277.50 | 97.50 | 8.00 | 6.00 | 26.00 | 162.50 | 362.50 | 498.50 | 3303.50 | |||||||||||||
1963 | 509.50 | g | 301.78 | a | 530.50 | 440.00 | 208.00 | 100.00 | 6.00 | 0.50 | 5.50 | 101.50 | 398.00 | 514.50 | 2606.28 | |||||||||||
1964 | 630.50 | 575.00 | 573.00 | 418.00 | 264.50 | 100.00 | 1.00 | 17.00 | 28.50 | 81.00 | 452.00 | 530.00 | 3670.50 | |||||||||||||
1965 | 500.00 | 0.00 | z | 522.00 | 351.50 | 259.50 | 182.00 | 2.00 | 0.50 | 0.00 | z | 76.00 | 329.50 | 554.50 | 2777.50 | |||||||||||
1966 | 627.50 | 560.50 | 406.50 | 290.50 | 155.00 | 65.00 | 4.50 | 5.50 | 23.50 | 115.50 | 317.00 | 0.00 | z | 2571.00 | ||||||||||||
1967 | 537.00 | 458.50 | 429.00 | 540.00 | 232.00 | 144.00 | 0.00 | 0.00 | 12.00 | 74.00 | 247.50 | 609.50 | 3283.50 | |||||||||||||
1968 | 580.50 | 337.50 | 439.00 | 361.50 | 199.00 | 63.00 | 2.50 | 28.00 | 49.50 | 158.00 | 346.00 | 608.50 | 3173.00 | |||||||||||||
1969 | 449.50 | 543.00 | 518.00 | 360.50 | 190.50 | 122.00 | 13.00 | 0.00 | 13.00 | 268.50 | 330.00 | 541.00 | 3349.00 | |||||||||||||
1970 | 546.50 | 409.00 | 468.00 | 448.50 | 175.00 | 52.50 | 0.00 | 0.00 | 47.50 | 184.50 | 338.50 | 572.50 | 3242.50 | |||||||||||||
1971 | 534.00 | 497.50 | 442.50 | 424.00 | 312.50 | 113.50 | 3.50 | 0.50 | 58.50 | 305.00 | 443.50 | 679.50 | 3814.50 | |||||||||||||
1972 | 572.00 | 451.50 | 287.50 | 313.00 | 179.50 | 19.00 | 0.00 | 12.00 | 45.00 | 222.50 | 456.50 | 583.50 | 3142.00 | |||||||||||||
1973 | 647.00 | 508.50 | 615.00 | 413.50 | 166.00 | 62.50 | 13.50 | 19.50 | 70.50 | 188.00 | 451.00 | 519.50 | 3674.50 | |||||||||||||
1974 | 571.50 | 488.00 | 436.00 | 340.50 | 213.50 | 35.00 | 13.50 | 6.00 | 5.00 | 188.50 | 385.50 | 633.50 | 3316.50 | |||||||||||||
1975 | 530.50 | 530.00 | 550.50 | 507.00 | 222.00 | 82.50 | 1.50 | 12.00 | 15.00 | 258.50 | 377.00 | 515.50 | 3602.00 | |||||||||||||
1976 | 504.00 | 472.50 | 531.00 | 435.50 | 151.50 | 73.50 | 4.50 | 32.00 | 30.00 | b | 142.00 | 309.50 | 515.50 | 3201.50 | ||||||||||||
1977 | 521.00 | 418.50 | 613.00 | 304.00 | 336.00 | 59.00 | 1.00 | 1.00 | 61.00 | 99.50 | 277.50 | 0.00 | z | 2691.50 | ||||||||||||
1978 | 520.50 | 447.00 | 368.00 | 398.00 | 222.00 | 57.00 | 13.50 | 19.00 | 59.00 | 92.50 | 465.50 | 652.00 | 3314.00 | |||||||||||||
1979 | 677.35 | a | 522.50 | 485.00 | 354.50 | 199.00 | 51.50 | 27.00 | 5.68 | a | 0.54 | b | 172.50 | 450.50 | 471.50 | 3417.57 | ||||||||||
1980 | 453.78 | b | 382.50 | 506.33 | a | 307.00 | 286.50 | 84.00 | 0.00 | 10.00 | 21.00 | 174.00 | 307.50 | 377.00 | 2909.61 | |||||||||||
1981 | 441.00 | 357.50 | 441.50 | 243.50 | 161.00 | 6.00 | 0.00 | 0.00 | 17.50 | 228.00 | 299.00 | 419.02 | a | 2614.02 | ||||||||||||
1982 | 559.50 | 392.50 | 446.00 | 307.50 | 176.50 | 108.00 | 7.50 | 0.00 | 54.00 | 202.00 | 443.50 | 556.50 | 3253.50 | |||||||||||||
1983 | 433.50 | 425.00 | 413.50 | 431.00 | 182.00 | 77.00 | 11.50 | 2.00 | 19.00 | 104.50 | 385.50 | 476.50 | 2961.00 | |||||||||||||
1984 | 478.00 | 459.50 | 375.50 | 298.00 | 58.00 | 59.50 | 0.00 | 0.00 | 5.50 | 231.00 | 449.50 | 621.00 | 3035.50 | |||||||||||||
1985 | 0.00 | z | 467.00 | 496.00 | 215.00 | 189.50 | 44.00 | 0.00 | 7.50 | 92.50 | 150.50 | 427.50 | 445.00 | 2534.50 | ||||||||||||
1986 | 321.00 | 387.50 | 321.00 | 304.50 | 162.50 | 23.00 | 1.50 | 0.00 | 145.00 | 200.00 | 329.00 | 525.50 | 2720.50 | |||||||||||||
1987 | 589.00 | 487.00 | 464.00 | 184.50 | 130.50 | 24.00 | 21.50 | 3.50 | 20.50 | 80.50 | 386.50 | 641.50 | 3033.00 | |||||||||||||
1988 | 513.00 | 376.00 | 394.50 | 274.00 | 162.50 | 67.50 | 0.00 | 8.00 | 48.00 | 42.00 | 382.50 | 581.00 | 2849.00 | |||||||||||||
1989 | 624.00 | 484.50 | 343.00 | 168.50 | 175.50 | 75.50 | 0.00 | 24.00 | 40.50 | 149.50 | 325.50 | 465.50 | 2876.00 | |||||||||||||
1990 | 554.50 | 534.00 | 404.50 | 211.00 | 219.00 | 39.00 | 0.00 | 22.00 | 42.00 | 76.00 | 366.50 | 627.50 | 3096.00 | |||||||||||||
1991 | 544.00 | 347.50 | 0.00 | z | 321.00 | 254.50 | 0.00 | z | 12.00 | 8.50 | 32.00 | 139.50 | 318.50 | 553.00 | 2530.50 | |||||||||||
1992 | 421.50 | i | 376.50 | 424.00 | 185.50 | 33.00 | 45.50 | 10.00 | 4.50 | 4.50 | 161.50 | 432.50 | 653.00 | 2330.50 | ||||||||||||
1993 | 538.00 | 461.00 | 230.00 | m | 235.50 | 0.00 | z | 57.50 | 24.00 | 22.50 | 39.00 | 132.27 | a | 366.50 | 530.00 | 2406.27 | ||||||||||
1994 | 455.50 | 484.50 | 352.00 | 287.50 | 198.00 | 16.50 | 2.50 | 0.00 | 28.50 | 193.00 | 521.50 | 537.00 | 3076.50 | |||||||||||||
1995 | 0.00 | z | 271.50 | 389.50 | 345.00 | 234.50 | 81.50 | 6.50 | 0.00 | 11.50 | 82.00 | 184.50 | 455.50 | 2062.00 | ||||||||||||
1996 | 485.00 | 379.00 | 395.00 | 195.50 | 122.50 | 51.50 | 0.00 | 7.50 | 22.50 | 185.50 | 306.50 | 471.50 | 2622.00 | |||||||||||||
1997 | 513.00 | 495.50 | 324.00 | 279.00 | 25.00 | 0.00 | z | 0.00 | z | 0.00 | 0.00 | 216.50 | 346.50 | 585.50 | 2785.00 | |||||||||||
1998 | 498.50 | 545.50 | 459.50 | 377.50 | 306.50 | 127.50 | 3.00 | 0.00 | 58.00 | 217.50 | 404.50 | 576.00 | 3574.00 | |||||||||||||
1999 | 494.50 | 443.50 | 503.23 | a | 444.31 | a | 200.47 | a | 84.50 | 0.52 | a | 25.32 | a | 20.00 | 104.07 | c | 304.66 | a | 528.60 | b | 3153.67 | |||||
2000 | 425.00 | 437.15 | b | 436.07 | a | 231.67 | c | 103.33 | a | 26.25 | b | 29.89 | c | 5.00 | 38.50 | 230.00 | 525.00 | a | 450.03 | b | 2937.89 | |||||
2001 | 595.00 | 511.78 | a | 427.59 | b | 375.56 | c | 72.50 | 15.52 | a | 13.50 | 3.10 | a | 16.55 | a | 81.12 | a | 316.61 | b | 577.38 | c | 3006.19 | ||||
2002 | 563.17 | a | 430.64 | c | 477.92 | a | 338.28 | a | 221.00 | 29.46 | b | 0.00 | 2.00 | 24.50 | 248.50 | 326.50 | 586.50 | 3248.46 | ||||||||
2003 | 299.00 | 442.50 | 411.00 | 417.50 | 195.50 | 65.00 | 0.00 | 0.00 | 5.00 | 32.50 | 382.00 | 533.50 | 2783.50 | |||||||||||||
2004 | 554.00 | 538.00 | 223.00 | 289.50 | 136.00 | 53.00 | 14.00 | 7.00 | 43.00 | 228.00 | 498.50 | 518.00 | 3102.00 | |||||||||||||
2005 | 520.50 | 452.00 | 403.50 | 300.00 | 119.50 | 65.50 | 0.00 | 0.50 | 70.00 | 148.50 | 305.50 | 466.00 | 2851.50 | |||||||||||||
2006 | 501.50 | 389.50 | 0.00 | z | 328.00 | 90.50 | 19.00 | 0.00 | 0.00 | 31.50 | 202.50 | 286.00 | 523.50 | 2372.00 | ||||||||||||
2007 | 659.50 | 419.50 | 317.50 | 266.00 | 141.50 | 35.00 | 0.00 | 0.00 | z | 0.00 | z | 172.00 | 276.50 | 590.50 | 2878.00 | |||||||||||
2008 | 578.50 | 482.00 | 440.00 | 335.50 | 256.50 | 39.00 | 0.00 | 0.00 | 14.50 | 89.50 | 217.00 | 532.00 | 2984.50 | |||||||||||||
2009 | 409.00 | 472.00 | 449.00 | 354.00 | 85.00 | 65.50 | 0.00 | 8.50 | 6.50 | 211.50 | 321.50 | 586.00 | 2968.50 | |||||||||||||
2010 | 493.50 | 478.00 | 468.00 | 396.50 | 266.50 | 76.00 | 27.00 | 28.00 | 41.00 | 206.50 | 434.50 | 461.50 | 3377.00 | |||||||||||||
2011 | 341.00 | k | 602.00 | 493.50 | 244.00 | k | 247.50 | 115.00 | 18.00 | 0.50 | 13.50 | 138.50 | 412.00 | 612.00 | 2652.50 | |||||||||||
2012 | 456.50 | 493.00 | 445.37 | a | 280.50 | 147.77 | a | 42.00 | 3.50 | 0.00 | 0.00 | 126.00 | 308.00 | 563.00 | 2865.63 | |||||||||||
2013 | 578.00 | 544.00 | 343.00 | 13.50 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 27.00 | z | 1465.00 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 531.60 | 463.92 | 445.75 | 328.38 | 194.84 | 67.83 | 6.52 | 8.12 | 33.37 | 159.98 | 366.31 | 538.73 | 3176.07 | |||||||||||||
S.D. | 80.94 | 76.89 | 80.80 | 83.05 | 72.16 | 38.89 | 8.86 | 10.44 | 27.42 | 62.21 | 76.93 | 66.60 | 294.52 | |||||||||||||
SKEW | -0.41 | -0.23 | -0.07 | 0.18 | -0.13 | 0.70 | 1.45 | 1.45 | 1.50 | -0.02 | 0.10 | -0.21 | 0.15 | |||||||||||||
MAX | 684.00 | 652.50 | 615.00 | 540.00 | 364.25 | 182.00 | 35.00 | 45.47 | 145.00 | 305.00 | 525.00 | 679.50 | 3814.50 | |||||||||||||
MIN | 299.00 | 271.50 | 223.00 | 168.50 | 25.00 | 6.00 | 0.00 | 0.00 | 0.00 | 32.50 | 184.50 | 377.00 | 2614.02 | |||||||||||||
NO YRS | 57 | 61 | 59 | 59 | 60 | 59 | 61 | 61 | 60 | 62 | 62 | 60 | 47 |