YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1958 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 141.50 | 64.50 | 88.00 | 22.50 | 17.50 | 84.50 | 236.00 | 275.00 | 929.50 | |||||||||
1959 | 370.50 | 389.50 | 277.00 | 206.50 | 209.50 | 136.50 | 80.50 | 53.00 | 79.50 | 91.50 | 206.00 | 378.50 | 2478.50 | |||||||||||||
1960 | 532.50 | 386.50 | 295.00 | 258.50 | 218.50 | 94.50 | 104.50 | 119.00 | 115.50 | 178.50 | 337.00 | 459.00 | 3099.00 | |||||||||||||
1961 | 349.50 | 347.00 | 400.00 | 270.52 | a | 247.00 | 94.50 | 72.50 | 44.00 | 73.00 | 179.50 | 309.00 | 472.00 | 2858.52 | ||||||||||||
1962 | 459.00 | 394.00 | 449.00 | 240.00 | 255.50 | 176.50 | 185.00 | 56.00 | 139.50 | 113.00 | 261.00 | 367.00 | 3095.50 | |||||||||||||
1963 | 529.50 | 220.50 | 416.50 | 339.00 | 212.00 | 154.50 | 102.50 | 84.00 | 33.50 | 94.50 | 303.50 | 416.00 | 2906.00 | |||||||||||||
1964 | 502.50 | 397.00 | 434.00 | 358.45 | a | 305.00 | 147.50 | 101.50 | 72.50 | 126.00 | 111.50 | 369.00 | 397.00 | 3321.95 | ||||||||||||
1965 | 422.00 | 404.50 | 374.50 | 268.00 | 253.50 | 174.00 | 109.00 | 38.50 | 82.50 | 96.50 | 272.00 | 547.50 | 3042.50 | |||||||||||||
1966 | 504.50 | 439.50 | 363.50 | 199.50 | 216.00 | 124.50 | 116.50 | 82.00 | 56.50 | 119.00 | 257.00 | 414.50 | 2893.00 | |||||||||||||
1967 | 426.00 | 330.00 | 378.00 | 437.00 | 196.00 | 191.00 | 88.50 | 74.50 | 20.00 | 67.00 | 216.00 | 519.00 | 2943.00 | |||||||||||||
1968 | 469.00 | 234.50 | 306.50 | 288.50 | 217.50 | 124.50 | 99.72 | a | 4.50 | l | 59.00 | 181.00 | 336.50 | 534.00 | 2850.72 | |||||||||||
1969 | 460.50 | 446.50 | 385.50 | 339.00 | 204.50 | 100.00 | 108.50 | 126.50 | 77.50 | 178.00 | 215.50 | 396.50 | 3038.50 | |||||||||||||
1970 | 405.00 | 302.00 | 316.50 | 341.50 | 172.00 | 124.00 | 22.00 | x | 0.00 | z | 73.45 | a | 164.50 | 225.50 | 449.50 | 2573.95 | ||||||||||
1971 | 383.88 | a | 385.50 | 348.50 | 352.50 | 262.00 | 139.29 | b | 132.00 | 36.88 | b | 56.00 | 253.00 | 349.50 | 564.00 | 3263.05 | ||||||||||
1972 | 479.50 | 298.50 | 258.50 | 276.00 | 215.50 | 107.00 | j | 56.50 | 48.00 | 74.00 | 137.50 | 309.00 | 521.00 | 2674.00 | ||||||||||||
1973 | 498.00 | 293.50 | 424.00 | 253.50 | 206.00 | 108.50 | 132.50 | 142.00 | 120.00 | 162.50 | 367.50 | 425.50 | 3133.50 | |||||||||||||
1974 | 483.50 | 384.50 | 333.00 | 300.00 | 273.00 | 178.00 | 115.50 | 95.00 | 103.50 | 117.59 | b | 290.00 | 466.00 | 3139.59 | ||||||||||||
1975 | 417.50 | 339.50 | 343.50 | 365.50 | 210.28 | a | 89.50 | k | 103.00 | 93.50 | 86.00 | 206.00 | 324.00 | 389.05 | a | 2877.83 | ||||||||||
1976 | 366.00 | 361.00 | 411.86 | c | 319.29 | b | 241.00 | 135.50 | 100.50 | 28.00 | 88.50 | 106.20 | d | 182.00 | 373.00 | 2712.85 | ||||||||||
1977 | 454.50 | 297.00 | 444.00 | 272.50 | 277.89 | c | 154.44 | c | 65.50 | m | 76.35 | d | 73.00 | 177.98 | b | 307.00 | 378.20 | a | 2912.87 | |||||||
1978 | 420.50 | 362.44 | a | 273.50 | 351.21 | a | 134.50 | f | 0.00 | z | 58.50 | 82.00 | 57.50 | 153.00 | 367.00 | 0.00 | z | 2125.65 | ||||||||
1979 | 355.00 | i | 227.50 | n | 224.00 | k | 268.93 | b | 168.00 | 140.50 | 76.00 | 73.00 | 29.50 | 83.50 | 294.00 | 382.13 | e | 1515.56 | ||||||||
1980 | 368.26 | b | 266.70 | a | 352.00 | 251.38 | a | 261.00 | 171.00 | 72.50 | 103.00 | 79.50 | 165.00 | 272.00 | 337.00 | 2699.33 | ||||||||||
1981 | 304.00 | 293.50 | 357.50 | 276.00 | 220.74 | b | 39.00 | k | 95.00 | k | 66.00 | 65.69 | a | 178.50 | 201.50 | 376.13 | a | 2339.56 | ||||||||
1982 | 543.50 | 303.00 | 386.00 | 266.50 | 0.00 | z | 173.50 | 106.50 | 72.50 | 53.50 | 101.50 | 306.50 | 452.50 | 2765.50 | ||||||||||||
1983 | 386.00 | 285.50 | 320.50 | 278.50 | 175.50 | 101.00 | 22.00 | 1.50 | 0.50 | 36.00 | 216.00 | 291.50 | 2114.50 | |||||||||||||
1984 | 335.50 | 287.50 | 196.00 | 263.50 | 166.50 | 223.00 | 81.50 | 21.00 | 15.00 | 172.00 | 330.50 | 465.50 | 2557.50 | |||||||||||||
1985 | 497.00 | 370.50 | 456.50 | 240.00 | 284.00 | 88.50 | 76.50 | 69.50 | 68.50 | 168.50 | 414.00 | 325.50 | 3059.00 | |||||||||||||
1986 | 249.00 | 261.50 | 189.00 | 234.50 | 156.50 | 67.50 | 56.00 | 28.00 | 109.00 | 112.00 | 190.00 | 335.00 | 1988.00 | |||||||||||||
1987 | 423.50 | 265.00 | 258.50 | 0.00 | z | 122.00 | 0.00 | z | 72.50 | 20.50 | 32.00 | 57.00 | 244.50 | 402.00 | 1897.50 | |||||||||||
1988 | 342.50 | 210.50 | 226.00 | 148.00 | 162.50 | 77.50 | 43.50 | 12.50 | 42.00 | 82.50 | 207.50 | 355.50 | 1910.50 | |||||||||||||
1989 | 395.00 | 357.50 | 206.50 | 207.50 | 203.00 | 114.00 | 152.50 | 0.00 | z | 79.00 | 176.00 | 245.00 | 404.50 | 2540.50 | ||||||||||||
1990 | 516.00 | 461.00 | 335.00 | 158.00 | 0.00 | z | 96.50 | 79.00 | 49.00 | 54.50 | 122.00 | 275.50 | 557.50 | 2704.00 | ||||||||||||
1991 | 431.50 | 239.50 | 414.50 | 310.50 | 274.50 | 213.00 | 118.83 | a | 58.50 | 56.50 | 115.00 | 220.50 | 385.00 | 2837.83 | ||||||||||||
1992 | 391.50 | 238.50 | 236.00 | 124.00 | 94.00 | 89.50 | 30.00 | 40.50 | 48.50 | 53.00 | 233.50 | 460.50 | 2039.50 | |||||||||||||
1993 | 434.00 | 354.50 | 206.00 | 204.50 | 105.00 | 68.00 | 64.00 | 20.00 | 66.00 | 49.50 | 240.50 | 378.00 | 2190.00 | |||||||||||||
1994 | 334.00 | 354.00 | 239.50 | 226.00 | 177.00 | 112.50 | 111.50 | 38.00 | 33.00 | 116.00 | 377.00 | 448.00 | 2566.50 | |||||||||||||
1995 | 310.00 | 213.50 | 254.00 | 205.50 | 188.00 | 100.50 | 10.50 | 20.50 | 14.50 | 74.00 | 108.00 | 333.00 | 1832.00 | |||||||||||||
1996 | 363.00 | 244.50 | 254.50 | 173.50 | 152.00 | 144.50 | 51.00 | 81.00 | 86.50 | 180.00 | 280.00 | 364.00 | 2374.50 | |||||||||||||
1997 | 394.50 | 339.00 | 284.00 | 224.00 | 93.00 | 79.00 | 48.50 | 7.00 | 4.00 | 120.50 | 208.50 | 443.00 | 2245.00 | |||||||||||||
1998 | 353.00 | 376.00 | 316.00 | 305.00 | 240.00 | 93.50 | 61.00 | 42.50 | 57.50 | 201.00 | 325.50 | 507.00 | 2878.00 | |||||||||||||
1999 | 401.50 | 390.50 | 433.50 | 322.00 | 292.50 | 199.00 | 112.00 | 62.50 | 94.50 | 118.00 | 264.00 | 426.50 | 3116.50 | |||||||||||||
2000 | 397.50 | 296.00 | 349.00 | 206.90 | a | 175.00 | 99.50 | 116.50 | 106.00 | 71.00 | 174.50 | 403.50 | 374.00 | 2769.40 | ||||||||||||
2001 | 486.50 | 390.50 | 285.50 | 372.00 | 148.50 | 117.00 | 107.50 | 99.50 | 102.50 | 124.50 | 250.00 | 424.50 | 2908.50 | |||||||||||||
2002 | 526.50 | 294.50 | 347.50 | 249.50 | 226.50 | 109.00 | 63.00 | 39.00 | 42.00 | 147.50 | 156.50 | 343.50 | 2545.00 | |||||||||||||
2003 | 216.00 | 301.00 | 254.50 | 271.00 | 152.00 | 56.00 | 32.00 | 3.50 | 3.00 | 73.00 | 283.50 | 318.50 | 1964.00 | |||||||||||||
2004 | 419.50 | 373.00 | 183.00 | 233.50 | 179.00 | 117.00 | 51.00 | 25.00 | 57.50 | 162.50 | 313.00 | 391.50 | 2505.50 | |||||||||||||
2005 | 394.50 | 251.00 | 235.00 | 286.50 | 149.50 | 133.50 | 69.00 | 73.00 | 114.50 | 162.50 | 206.00 | 344.50 | 2419.50 | |||||||||||||
2006 | 395.00 | 296.50 | 429.50 | 269.00 | 180.50 | 87.93 | a | 63.50 | k | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1658.43 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 415.80 | 326.13 | 324.22 | 268.37 | 201.76 | 124.88 | 85.33 | 57.94 | 64.42 | 131.22 | 273.06 | 412.10 | 2669.89 | |||||||||||||
S.D. | 73.62 | 64.72 | 79.24 | 63.57 | 52.73 | 41.28 | 35.00 | 34.16 | 33.66 | 47.76 | 66.13 | 69.88 | 426.04 | |||||||||||||
SKEW | -0.36 | 0.03 | -0.06 | 0.13 | -0.08 | 0.53 | 0.23 | 0.37 | 0.03 | 0.06 | 0.03 | 0.43 | -0.46 | |||||||||||||
MAX | 543.50 | 461.00 | 456.50 | 437.00 | 305.00 | 223.00 | 185.00 | 142.00 | 139.50 | 253.00 | 414.00 | 564.00 | 3321.95 | |||||||||||||
MIN | 216.00 | 210.50 | 183.00 | 124.00 | 93.00 | 56.00 | 10.50 | 1.50 | 0.50 | 36.00 | 108.00 | 275.00 | 1832.00 | |||||||||||||
NO YRS | 47 | 47 | 47 | 47 | 46 | 44 | 45 | 45 | 48 | 48 | 48 | 47 | 35 |