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 | 135.00 | 105.50 | 130.00 | 199.50 | 299.50 | 526.00 | 1395.50 | |||||||
1949 | 673.50 | 497.50 | 408.00 | 243.50 | 222.00 | 123.50 | 133.50 | 121.50 | 99.00 | 273.50 | 162.00 | 447.50 | 3405.00 | |||||||||||||
1950 | 589.00 | 358.00 | 344.00 | 256.00 | 287.00 | 194.50 | 43.00 | 107.50 | 83.50 | 140.50 | 182.00 | 292.50 | 2877.50 | |||||||||||||
1951 | 440.50 | 387.50 | 373.50 | 307.50 | 240.00 | 169.50 | 126.00 | 94.00 | 85.50 | 116.00 | 268.50 | 490.00 | 3098.50 | |||||||||||||
1952 | 509.00 | 336.50 | 455.50 | 242.00 | 226.00 | 213.50 | 100.00 | 109.50 | 93.00 | 204.50 | 329.00 | 440.50 | 3259.00 | |||||||||||||
1953 | 287.00 | 350.00 | 399.00 | 371.00 | 283.00 | 216.50 | 85.00 | 113.50 | 84.50 | 179.50 | 243.50 | 376.00 | 2988.50 | |||||||||||||
1954 | 477.00 | 229.50 | 414.00 | 254.50 | 225.50 | 191.00 | 69.00 | 101.00 | 128.50 | 208.00 | 216.50 | 405.00 | 2919.50 | |||||||||||||
1955 | 565.50 | 454.00 | 371.00 | 405.00 | 325.00 | 232.50 | 207.00 | 136.00 | 156.50 | 184.00 | 324.00 | 382.50 | 3743.00 | |||||||||||||
1956 | 443.00 | 536.00 | 389.50 | 374.00 | 233.50 | 196.50 | 133.50 | 163.00 | 86.00 | 221.50 | 232.00 | 366.50 | 3375.00 | |||||||||||||
1957 | 570.50 | 296.00 | 357.50 | 335.00 | 223.00 | 118.50 | 62.00 | 99.50 | 58.00 | 144.50 | 328.00 | 333.00 | 2925.50 | |||||||||||||
1958 | 394.00 | 291.50 | 429.00 | 260.50 | 201.50 | 139.50 | 91.50 | 12.50 | 31.55 | a | 82.00 | 258.50 | 273.00 | 2465.05 | ||||||||||||
1959 | 337.50 | 404.50 | 256.00 | 201.00 | 278.00 | 170.00 | 57.00 | 50.00 | 90.00 | 98.50 | 194.00 | 352.00 | 2488.50 | |||||||||||||
1960 | 488.00 | 398.50 | 316.50 | 273.00 | 265.00 | 120.50 | 95.50 | 138.00 | 109.50 | 201.50 | 348.00 | 444.50 | 3198.50 | |||||||||||||
1961 | 337.50 | 317.00 | 391.50 | 298.00 | 327.00 | 146.00 | 65.00 | 43.50 | 112.00 | 189.00 | 354.00 | 430.00 | 3010.50 | |||||||||||||
1962 | 451.50 | 413.00 | 470.00 | 265.00 | 335.00 | 214.50 | 144.50 | 97.00 | 136.00 | 168.00 | 280.50 | 372.50 | 3347.50 | |||||||||||||
1963 | 485.50 | 190.00 | 430.50 | 373.00 | 252.50 | 191.50 | 144.50 | 76.00 | 38.50 | 89.00 | 282.00 | 443.00 | 2996.00 | |||||||||||||
1964 | 507.00 | 446.50 | 476.50 | 384.50 | 356.50 | 211.50 | 132.50 | 96.00 | 156.50 | 148.50 | 403.00 | 406.00 | 3725.00 | |||||||||||||
1965 | 401.50 | 407.00 | 383.50 | 292.50 | 288.00 | 201.00 | 113.50 | 47.50 | 86.00 | 95.50 | 261.00 | 504.00 | 3081.00 | |||||||||||||
1966 | 523.50 | 474.00 | 347.50 | 239.50 | 211.00 | 131.50 | 122.50 | 50.00 | 72.00 | 132.00 | 274.50 | 469.50 | 3047.50 | |||||||||||||
1967 | 432.00 | 368.00 | 436.50 | 497.00 | 250.50 | 188.50 | 48.50 | 31.50 | 30.50 | 103.00 | 205.50 | 482.00 | 3073.50 | |||||||||||||
1968 | 438.50 | 239.50 | 331.50 | 284.00 | 219.50 | 104.00 | 39.00 | 29.50 | 60.50 | 124.00 | 233.00 | 470.00 | 2573.00 | |||||||||||||
1969 | 366.50 | 394.00 | 426.50 | 335.00 | 213.50 | 132.00 | 72.00 | 84.50 | 77.00 | 152.50 | 198.00 | 396.50 | 2848.00 | |||||||||||||
1970 | 344.50 | 286.50 | 331.00 | 362.00 | 194.00 | 174.00 | 104.00 | 147.00 | 152.00 | 226.00 | 285.00 | 494.00 | 3100.00 | |||||||||||||
1971 | 476.50 | 431.00 | 435.00 | 432.50 | 336.50 | 195.00 | 115.00 | 25.50 | 84.00 | 308.00 | 426.50 | 603.00 | 3868.50 | |||||||||||||
1972 | 518.50 | 348.50 | 292.50 | 287.00 | 258.50 | 121.00 | 59.50 | 59.50 | 95.50 | 151.50 | 370.50 | 528.50 | 3091.00 | |||||||||||||
1973 | 549.50 | 336.00 | 501.00 | 327.00 | 189.00 | 86.50 | 103.50 | 94.00 | 103.50 | 132.00 | 386.00 | 429.50 | 3237.50 | |||||||||||||
1974 | 474.00 | 405.50 | 378.50 | 329.00 | 318.50 | 146.50 | 65.00 | 45.00 | 84.50 | 172.00 | 294.50 | 469.50 | 3182.50 | |||||||||||||
1975 | 457.50 | 409.50 | 455.00 | 457.50 | 285.00 | 144.00 | 110.00 | 69.50 | 102.00 | 222.50 | 342.00 | 439.50 | 3494.00 | |||||||||||||
1976 | 387.50 | 363.00 | 393.00 | 401.50 | 248.00 | 139.00 | 48.00 | 33.50 | 26.50 | 101.50 | 192.50 | 410.00 | 2744.00 | |||||||||||||
1977 | 436.00 | 289.00 | 492.00 | 305.00 | 305.50 | 133.50 | 85.00 | 30.00 | 52.50 | 152.00 | 166.50 | 247.50 | 2694.50 | |||||||||||||
1978 | 329.50 | 311.00 | 225.00 | 332.50 | 185.50 | 168.50 | 121.50 | 51.50 | 59.50 | 146.00 | 384.50 | 551.50 | 2866.50 | |||||||||||||
1979 | 509.00 | 449.50 | 378.00 | 335.00 | 194.00 | 137.00 | 74.00 | 40.50 | 30.50 | 104.00 | 305.50 | 339.00 | 2896.00 | |||||||||||||
1980 | 312.50 | 264.00 | 388.00 | 258.00 | 291.00 | 194.00 | 74.00 | 67.00 | 91.00 | 163.00 | 294.00 | 298.00 | 2694.50 | |||||||||||||
1981 | 334.00 | 302.00 | 369.00 | 295.50 | 246.50 | 64.00 | 54.00 | 58.50 | 65.00 | 210.00 | 230.00 | 374.00 | 2602.50 | |||||||||||||
1982 | 518.00 | 290.00 | 403.00 | 297.50 | 231.00 | 159.50 | 86.50 | 59.00 | 41.00 | 109.00 | 327.00 | 418.50 | 2940.00 | |||||||||||||
1983 | 358.00 | 306.50 | 312.00 | 300.00 | 189.50 | 73.00 | 25.50 | 1.50 | 0.50 | 37.00 | 265.50 | 339.50 | 2208.50 | |||||||||||||
1984 | 366.00 | 384.00 | 294.00 | 325.00 | 141.00 | 112.00 | 2.00 | 7.50 | 2.50 | 150.50 | 317.00 | 447.00 | 2548.50 | |||||||||||||
1985 | 466.50 | 346.00 | 411.00 | 194.50 | 205.00 | 50.50 | 7.00 | 50.00 | 66.00 | 158.50 | 349.50 | 357.00 | 2661.50 | |||||||||||||
1986 | 261.00 | 269.50 | 280.00 | 278.00 | 242.50 | 133.00 | 54.00 | 46.50 | 128.00 | 138.50 | 224.50 | 427.00 | 2482.50 | |||||||||||||
1987 | 526.00 | 357.00 | 392.00 | 230.00 | 168.00 | 140.00 | 126.00 | 78.00 | 86.00 | 84.50 | 294.00 | 506.50 | 2988.00 | |||||||||||||
1988 | 439.00 | 280.00 | 276.50 | 245.50 | 252.00 | 146.50 | 47.00 | 37.50 | 114.00 | 140.00 | 302.00 | 450.50 | 2730.50 | |||||||||||||
1989 | 491.50 | 440.50 | 297.50 | 203.50 | 233.50 | 118.00 | 91.50 | 75.50 | 104.50 | 115.00 | 180.00 | 327.50 | 2678.50 | |||||||||||||
1990 | 426.50 | 423.00 | 356.00 | 187.50 | 231.00 | 136.00 | 45.50 | 13.00 | 43.50 | 101.50 | 261.50 | 499.00 | 2724.00 | |||||||||||||
1991 | 390.00 | 266.00 | 456.50 | 313.50 | 342.00 | 210.00 | 48.50 | 69.00 | 54.50 | 138.50 | 239.50 | 383.00 | 2911.00 | |||||||||||||
1992 | 389.50 | 222.00 | 276.50 | 148.50 | 117.50 | 105.50 | 52.50 | 26.50 | 40.00 | 82.50 | 234.50 | 454.00 | 2149.50 | |||||||||||||
1993 | 386.50 | 335.00 | 234.00 | 213.00 | 142.50 | 93.00 | 53.00 | 27.50 | 83.50 | 88.50 | 232.50 | 410.50 | 2299.50 | |||||||||||||
1994 | 371.00 | 367.50 | 267.00 | 276.50 | 223.00 | 152.00 | 107.50 | 71.50 | 85.50 | 164.00 | 449.00 | 459.50 | 2994.00 | |||||||||||||
1995 | 350.50 | 227.00 | 300.00 | 302.50 | 249.00 | 163.50 | 48.50 | 65.00 | 83.00 | 102.50 | 171.00 | 356.00 | 2418.50 | |||||||||||||
1996 | 389.50 | 262.50 | 314.50 | 172.50 | 168.50 | 136.07 | b | 48.00 | 87.50 | 106.00 | 181.00 | 265.00 | 366.50 | 2497.57 | ||||||||||||
1997 | 398.00 | 385.50 | 299.00 | 279.50 | 110.50 | 100.00 | 46.50 | 6.50 | 4.50 | 132.00 | 230.00 | 465.00 | 2457.00 | |||||||||||||
1998 | 410.50 | 315.00 | 195.00 | 279.50 | 251.00 | 129.00 | 57.50 | 16.50 | 62.50 | 185.00 | 340.50 | 526.50 | 2768.50 | |||||||||||||
1999 | 423.50 | 403.00 | 471.50 | 417.00 | 308.00 | 222.00 | 116.50 | 111.50 | 121.00 | 127.50 | 281.50 | 366.00 | 3369.00 | |||||||||||||
2000 | 384.50 | 341.50 | 349.50 | 248.50 | 205.00 | 90.00 | 120.50 | 86.00 | 57.50 | 185.00 | 402.00 | 350.50 | 2820.50 | |||||||||||||
2001 | 492.00 | 413.50 | 308.00 | 379.50 | 124.50 | 99.50 | 70.00 | 91.50 | 89.00 | 153.50 | 264.31 | a | 468.50 | 2953.81 | ||||||||||||
2002 | 526.50 | 320.00 | 405.00 | 283.50 | 274.50 | 163.50 | 70.00 | 98.50 | 88.50 | 242.50 | 197.50 | 404.50 | 3074.50 | |||||||||||||
2003 | 273.50 | 355.00 | 317.50 | 326.50 | 213.50 | 123.50 | 68.50 | 29.00 | 66.00 | 121.00 | 328.50 | 435.50 | 2658.00 | |||||||||||||
2004 | 477.50 | 430.50 | 215.50 | 265.00 | 192.50 | 141.00 | 49.00 | 26.50 | 60.50 | 201.00 | 367.00 | 418.50 | 2844.50 | |||||||||||||
2005 | 388.00 | 305.50 | 290.50 | 306.50 | 168.00 | 143.50 | 60.00 | 49.00 | 130.00 | 164.50 | 192.00 | 351.50 | 2549.00 | |||||||||||||
2006 | 416.50 | 331.50 | 479.00 | 256.00 | 156.00 | 64.00 | 32.50 | k | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1703.00 | |||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 433.91 | 351.06 | 362.87 | 299.03 | 235.42 | 146.79 | 81.64 | 66.53 | 80.50 | 152.53 | 280.52 | 418.53 | 2906.03 | |||||||||||||
S.D. | 83.07 | 73.50 | 75.13 | 70.43 | 58.64 | 43.75 | 38.74 | 38.38 | 36.75 | 51.10 | 70.24 | 71.61 | 368.54 | |||||||||||||
SKEW | 0.25 | 0.09 | -0.17 | 0.44 | 0.00 | -0.01 | 0.56 | 0.38 | -0.07 | 0.53 | 0.31 | -0.01 | 0.39 | |||||||||||||
MAX | 673.50 | 536.00 | 501.00 | 497.00 | 356.50 | 232.50 | 207.00 | 163.00 | 156.50 | 308.00 | 449.00 | 603.00 | 3868.50 | |||||||||||||
MIN | 261.00 | 190.00 | 195.00 | 148.50 | 110.50 | 50.50 | 2.00 | 1.50 | 0.50 | 37.00 | 162.00 | 247.50 | 2149.50 | |||||||||||||
NO YRS | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 58 | 57 |