YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1959 | 0.00 | z | 347.76 | c | 221.13 | a | 248.00 | 325.50 | 260.00 | 158.50 | 106.00 | 137.50 | 87.00 | 180.50 | 309.00 | 2380.89 | ||||||||||
1960 | 469.50 | 364.00 | 339.00 | 306.50 | 297.00 | 184.00 | 203.00 | 241.00 | 195.00 | 235.00 | 317.50 | 369.00 | 3520.50 | |||||||||||||
1961 | 309.50 | 299.50 | 379.00 | 317.00 | 345.50 | 242.00 | 193.50 | 139.00 | 177.50 | 209.00 | 325.00 | 379.00 | 3315.50 | |||||||||||||
1962 | 383.50 | 388.00 | 421.00 | 298.50 | 346.50 | 285.00 | 259.50 | 176.50 | 216.50 | 173.00 | 250.00 | 358.50 | 3556.50 | |||||||||||||
1963 | 427.00 | 164.00 | 407.50 | 343.00 | 272.50 | 218.00 | 220.50 | 165.50 | 82.50 | 101.00 | 248.50 | 364.50 | 3014.50 | |||||||||||||
1964 | 399.00 | 367.50 | 442.00 | 357.50 | 374.00 | 257.50 | 222.50 | 197.50 | 203.00 | 203.50 | 340.50 | 362.50 | 3727.00 | |||||||||||||
1965 | 375.00 | 398.50 | 383.00 | 310.00 | 396.00 | 287.00 | 233.00 | 164.50 | 155.00 | 115.50 | 239.50 | 459.50 | 3516.50 | |||||||||||||
1966 | 472.00 | 419.50 | 382.50 | 250.00 | 282.00 | 229.50 | 236.50 | 189.00 | 155.00 | 134.00 | 246.00 | 410.50 | 3406.50 | |||||||||||||
1967 | 411.00 | 317.50 | 404.00 | 444.50 | 276.50 | 236.50 | 147.50 | 137.00 | 65.50 | 63.50 | 133.00 | 360.50 | 2997.00 | |||||||||||||
1968 | 336.50 | 220.00 | 265.50 | 304.50 | 296.50 | 220.00 | 178.50 | 135.00 | 129.50 | 186.50 | 205.50 | 435.00 | 2913.00 | |||||||||||||
1969 | 336.00 | 390.50 | 383.00 | 334.00 | 286.00 | 166.00 | 167.00 | 187.50 | 173.50 | 154.50 | 136.00 | 308.50 | 3022.50 | |||||||||||||
1970 | 304.50 | 244.50 | 295.50 | 384.00 | 266.00 | 251.00 | 200.50 | 218.00 | 171.00 | 197.00 | 208.50 | 381.50 | 3122.00 | |||||||||||||
1971 | 352.00 | 330.50 | 395.00 | 355.50 | 321.50 | 254.00 | 197.50 | 102.50 | 102.00 | 256.00 | 292.50 | 490.00 | 3449.00 | |||||||||||||
1972 | 399.50 | 292.00 | 286.50 | 300.00 | 298.50 | 168.00 | 127.50 | 118.00 | 70.50 | 74.50 | 238.50 | 409.00 | 2782.50 | |||||||||||||
1973 | 421.00 | 250.50 | 407.50 | 319.50 | 272.50 | 190.50 | 193.50 | 191.50 | 132.50 | 168.00 | 307.00 | 343.00 | 3197.00 | |||||||||||||
1974 | 399.50 | 339.00 | 323.00 | 322.00 | 362.50 | 222.50 | 181.00 | 158.50 | 191.00 | 205.00 | 277.00 | 419.50 | 3400.50 | |||||||||||||
1975 | 398.50 | 401.50 | 443.00 | 447.50 | 354.50 | 246.00 | 262.00 | 209.50 | 239.00 | 250.00 | 334.00 | 414.00 | 3999.50 | |||||||||||||
1976 | 333.00 | 331.50 | 381.50 | 387.00 | 315.00 | 207.00 | 177.50 | 124.50 | 119.00 | 120.50 | 194.50 | 342.00 | 3033.00 | |||||||||||||
1977 | 381.50 | 246.00 | 478.50 | 396.50 | 323.20 | d | 237.00 | 221.00 | 143.00 | 143.50 | 207.50 | 168.50 | 235.50 | 3181.70 | ||||||||||||
1978 | 316.50 | 306.50 | 211.00 | 325.50 | 271.00 | 262.50 | 260.00 | 194.50 | 114.50 | 216.00 | 327.50 | 469.50 | 3275.00 | |||||||||||||
1979 | 469.50 | 409.50 | 365.00 | 318.50 | 269.70 | a | 246.00 | 208.50 | 191.00 | 99.00 | 146.00 | 318.50 | 337.00 | 3378.20 | ||||||||||||
1980 | 303.00 | 263.00 | 356.00 | 283.50 | 338.50 | 261.00 | 191.50 | 171.00 | 185.50 | 225.50 | 194.00 | 253.00 | 3025.50 | |||||||||||||
1981 | 337.00 | 297.50 | 338.50 | 303.00 | 304.50 | 162.00 | 191.50 | 190.00 | 188.00 | 254.50 | 266.50 | 363.00 | 3196.00 | |||||||||||||
1982 | 466.50 | 310.50 | 381.00 | 288.00 | 311.50 | 235.00 | 236.00 | 183.50 | 131.50 | 165.50 | 284.00 | 381.50 | 3374.50 | |||||||||||||
1983 | 324.50 | 296.00 | 310.00 | 312.50 | 279.00 | 212.00 | 104.50 | 62.50 | 68.00 | 62.00 | 284.00 | 383.50 | 2698.50 | |||||||||||||
1984 | 378.50 | 370.50 | 269.00 | 365.50 | 253.50 | 246.50 | 122.00 | 70.50 | 34.00 | 172.00 | 306.50 | 444.00 | 3032.50 | |||||||||||||
1985 | 463.00 | 381.50 | 453.00 | 282.00 | 309.00 | 106.50 | k | 157.50 | 195.00 | 169.00 | 187.50 | 363.50 | 371.00 | 3332.00 | ||||||||||||
1986 | 309.00 | 299.00 | 328.50 | 323.00 | 365.50 | 261.50 | 223.00 | 211.50 | 230.00 | 238.00 | 220.50 | 483.50 | 3493.00 | |||||||||||||
1987 | 610.00 | 427.00 | 418.50 | 318.00 | 271.25 | c | 260.00 | 223.50 | 179.00 | 201.50 | 168.00 | 296.00 | 505.50 | 3878.25 | ||||||||||||
1988 | 467.00 | 260.50 | 265.50 | 248.50 | 328.00 | 255.50 | 183.50 | 136.50 | 231.50 | 233.50 | 304.50 | 457.50 | 3372.00 | |||||||||||||
1989 | 470.50 | 444.50 | 345.50 | 264.50 | 370.50 | 241.50 | 256.00 | 244.00 | 256.00 | 181.00 | 217.50 | 381.50 | 3673.00 | |||||||||||||
1990 | 423.50 | 447.00 | 415.00 | 298.00 | 314.13 | a | 245.50 | 179.00 | 146.00 | 152.50 | 183.00 | 262.00 | 514.50 | 3580.13 | ||||||||||||
1991 | 432.00 | 288.00 | 478.50 | 370.00 | 449.00 | 348.00 | 224.50 | 220.50 | 245.50 | 268.50 | 251.00 | 446.50 | 4022.00 | |||||||||||||
1992 | 448.50 | 314.00 | 350.50 | 263.00 | 253.00 | 250.50 | 228.00 | 262.00 | 254.00 | 195.00 | 304.00 | 542.00 | 3664.50 | |||||||||||||
1993 | 492.50 | 439.00 | 291.00 | 279.50 | 211.50 | 192.00 | 157.50 | 130.00 | 136.50 | 124.00 | 210.50 | 372.50 | 3036.50 | |||||||||||||
1994 | 355.50 | 369.00 | 266.50 | 298.50 | 320.00 | 291.50 | 236.50 | 182.00 | 184.50 | 214.50 | 394.00 | 429.00 | 3541.50 | |||||||||||||
1995 | 348.50 | 221.50 | 265.50 | 303.00 | 270.00 | 232.50 | 147.00 | 178.25 | a | 177.00 | 144.50 | 181.50 | 342.00 | 2811.25 | ||||||||||||
1996 | 357.50 | 275.50 | 301.50 | 215.50 | 222.50 | 234.50 | 219.00 | 201.50 | 182.50 | 190.50 | 220.50 | 321.50 | 2942.50 | |||||||||||||
1997 | 356.00 | 312.00 | 310.00 | 350.00 | 186.00 | 201.00 | 168.50 | 44.50 | 32.59 | a | 102.50 | 177.00 | 371.50 | 2611.59 | ||||||||||||
1998 | 361.50 | 253.00 | 328.50 | 353.00 | 282.00 | 178.50 | 166.50 | 128.50 | 102.00 | 217.50 | 297.00 | 449.00 | 3117.00 | |||||||||||||
1999 | 380.50 | 375.93 | a | 448.00 | 419.50 | 400.00 | 334.50 | 193.50 | 234.50 | 229.14 | a | 213.38 | a | 285.50 | 313.50 | 3827.95 | ||||||||||
2000 | 394.00 | 320.00 | 350.30 | a | 289.50 | 298.12 | a | 214.50 | 192.00 | 208.50 | 114.00 | 216.00 | 353.50 | 307.00 | 3257.42 | |||||||||||
2001 | 431.50 | 386.50 | 325.00 | 384.50 | 254.00 | 205.00 | 178.00 | 236.00 | 215.50 | 215.00 | 256.50 | 431.00 | 3518.50 | |||||||||||||
2002 | 486.00 | 304.50 | 437.50 | 352.00 | 359.50 | 277.50 | 203.50 | 215.50 | 214.00 | 290.50 | 214.50 | 383.50 | 3738.50 | |||||||||||||
2003 | 203.00 | 287.50 | 298.00 | 358.50 | 252.00 | 207.50 | 228.00 | 119.50 | 128.00 | 212.50 | 299.50 | 389.00 | 2983.00 | |||||||||||||
2004 | 424.50 | 389.50 | 229.00 | 311.50 | 267.50 | 221.00 | 155.00 | 137.50 | 151.00 | 198.00 | 350.50 | 366.50 | 3201.50 | |||||||||||||
2005 | 338.00 | 300.50 | 272.50 | 321.50 | 249.50 | 232.50 | 216.00 | 201.00 | 235.50 | 257.50 | 218.00 | 341.00 | 3183.50 | |||||||||||||
2006 | 367.50 | 323.00 | 480.50 | 302.00 | 297.00 | 228.50 | 186.00 | 161.50 | 200.00 | 222.00 | 231.50 | 361.00 | 3360.50 | |||||||||||||
2007 | 177.50 | r | 267.50 | 180.32 | a | 205.50 | 192.50 | 105.00 | f | 120.50 | 89.50 | 7.00 | p | 106.00 | 167.50 | 184.50 | o | 1329.32 | ||||||||
2008 | 348.50 | 35.50 | z | 251.50 | 229.00 | 188.00 | 59.00 | v | 33.50 | 20.50 | g | 46.00 | 53.00 | l | 116.00 | 356.50 | a | 1569.00 | ||||||||
2009 | 209.50 | 260.00 | 266.50 | 256.50 | 173.00 | 29.00 | p | 103.00 | 74.00 | 51.50 | i | 86.00 | f | 243.50 | 359.50 | 1945.50 | ||||||||||
2010 | 299.00 | 255.50 | 200.50 | j | 262.50 | 251.50 | 170.00 | 71.50 | f | 70.50 | f | 103.00 | 118.50 | f | 246.21 | a | 330.00 | 1917.71 | ||||||||
2011 | 343.07 | a | 357.50 | 299.00 | 214.14 | a | 194.78 | a | 85.34 | a | 5.00 | 8.50 | 14.50 | 40.00 | 193.50 | 0.00 | z | 1755.33 | ||||||||
2012 | 0.00 | z | 0.00 | z | 0.00 | z | 149.50 | 137.00 | 59.50 | 1.50 | 2.50 | 17.59 | a | 129.68 | a | 167.59 | a | 314.13 | a | 978.99 | ||||||
2013 | 371.50 | 371.00 | b | 253.74 | d | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 15.50 | z | 996.24 | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 384.53 | 326.34 | 342.99 | 311.94 | 290.86 | 228.30 | 182.64 | 159.90 | 151.98 | 179.04 | 253.09 | 385.05 | 3303.24 | |||||||||||||
S.D. | 71.75 | 64.41 | 75.24 | 58.35 | 61.24 | 50.20 | 57.02 | 58.35 | 64.38 | 58.56 | 63.82 | 63.58 | 336.71 | |||||||||||||
SKEW | 0.18 | -0.05 | 0.01 | -0.05 | -0.09 | -0.83 | -1.42 | -0.77 | -0.39 | -0.51 | -0.03 | 0.28 | 0.16 | |||||||||||||
MAX | 610.00 | 447.00 | 480.50 | 447.50 | 449.00 | 348.00 | 262.00 | 262.00 | 256.00 | 290.50 | 394.00 | 542.00 | 4022.00 | |||||||||||||
MIN | 203.00 | 164.00 | 180.32 | 149.50 | 137.00 | 59.50 | 1.50 | 2.50 | 14.50 | 40.00 | 116.00 | 235.50 | 2611.59 | |||||||||||||
NO YRS | 52 | 53 | 53 | 54 | 54 | 50 | 53 | 52 | 52 | 51 | 54 | 52 | 46 |