YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 251.62 | a | 226.00 | 280.50 | 372.00 | 487.50 | 537.00 | 604.00 | 608.00 | 550.50 | 397.50 | 203.00 | 82.00 | 4599.62 | ||||||||||||
1932 | 123.00 | 102.00 | 194.00 | 300.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 719.50 | |||||
1933 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 338.00 | 349.00 | 490.00 | 426.00 | 407.50 | 292.00 | 235.50 | 2538.00 | ||||||||
1934 | 248.00 | 308.50 | 392.00 | 383.00 | 507.00 | 495.50 | 574.50 | 592.50 | 516.00 | 447.00 | 340.50 | 206.00 | 5010.50 | |||||||||||||
1935 | 148.50 | 131.00 | h | 107.00 | 251.50 | 287.00 | 495.50 | 523.00 | 593.00 | 496.00 | 342.00 | 155.00 | 204.50 | 3603.00 | ||||||||||||
1936 | 203.50 | 88.50 | 161.50 | 320.50 | 432.50 | 575.00 | 610.50 | 618.50 | 500.00 | 465.50 | 293.50 | 175.00 | 4444.50 | |||||||||||||
1937 | 8.00 | 101.00 | 258.50 | 254.00 | 360.00 | 494.00 | 522.50 | 566.00 | 515.00 | 543.50 | 339.50 | 244.00 | 4206.00 | |||||||||||||
1938 | 194.50 | 183.50 | 210.50 | 330.50 | 374.00 | 449.00 | 495.00 | 523.50 | 550.50 | 489.50 | 237.50 | 200.50 | 4238.50 | |||||||||||||
1939 | 174.00 | 93.00 | 194.00 | 307.76 | a | 436.50 | 462.50 | 556.00 | 526.50 | 547.50 | 452.00 | 339.50 | 285.50 | 4374.76 | ||||||||||||
1940 | 189.00 | 244.00 | 304.50 | 359.50 | 442.00 | 452.50 | 587.00 | 577.12 | a | 612.93 | a | 544.00 | 235.50 | 212.00 | 4760.05 | |||||||||||
1941 | 256.00 | 289.00 | 367.50 | 326.00 | 453.00 | 555.00 | 613.00 | 579.50 | 524.50 | 442.00 | 326.50 | 163.50 | 4895.50 | |||||||||||||
1942 | 160.00 | 149.00 | 174.00 | 315.50 | 421.50 | 484.50 | 675.00 | 621.00 | 490.50 | 444.00 | 254.50 | 220.00 | 4409.50 | |||||||||||||
1943 | 112.50 | 235.50 | 224.00 | 318.50 | 350.00 | 458.50 | 504.00 | 555.00 | 553.50 | 449.00 | 345.00 | 183.00 | 4288.50 | |||||||||||||
1944 | 159.00 | 139.00 | 171.50 | 287.00 | 387.50 | 473.00 | 532.00 | 598.00 | 508.50 | 515.50 | 292.00 | 169.50 | 4232.50 | |||||||||||||
1945 | 212.00 | 176.00 | 163.00 | 231.50 | 415.00 | 453.50 | 495.50 | 494.00 | 485.50 | 378.50 | 227.00 | 204.00 | 3935.50 | |||||||||||||
1946 | 149.00 | 133.78 | a | 184.50 | 247.50 | 436.50 | 506.00 | 592.00 | 533.50 | 515.69 | a | 323.00 | 183.50 | 167.50 | 3972.47 | |||||||||||
1947 | 77.00 | 213.50 | 281.50 | 389.50 | 423.00 | 512.50 | 651.00 | 582.50 | 537.00 | 445.50 | 281.50 | 199.50 | 4594.00 | |||||||||||||
1948 | 160.00 | 91.00 | 165.50 | 211.50 | 399.00 | 525.00 | a | 572.50 | 626.00 | 550.00 | 391.00 | 190.00 | 55.00 | 3936.50 | ||||||||||||
1949 | 3.62 | a | 101.50 | 0.00 | z | 0.00 | z | 469.00 | 0.00 | z | 473.04 | d | 583.50 | 506.90 | a | 290.50 | 403.00 | 138.00 | 2969.05 | |||||||
1950 | 49.00 | 157.00 | 160.00 | 213.50 | 249.50 | 483.50 | 473.00 | 542.00 | 458.00 | 395.00 | 140.00 | p | 0.00 | z | 3180.50 | |||||||||||
1951 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 499.00 | 442.00 | 450.00 | 298.97 | a | 97.50 | 1787.47 | |||||
1952 | 93.50 | 120.00 | 123.00 | 231.50 | 340.00 | 416.50 | 508.50 | 552.00 | 485.50 | 461.00 | 244.00 | 175.50 | 3751.00 | |||||||||||||
1953 | 280.00 | 138.50 | 179.28 | a | 243.50 | 377.17 | a | 445.50 | 547.00 | 576.50 | 517.50 | 444.50 | 323.00 | 209.00 | 4281.45 | |||||||||||
1954 | 112.00 | 188.50 | 96.00 | 181.03 | a | 319.82 | a | 406.50 | 466.50 | 531.50 | 490.50 | 414.00 | 365.17 | a | 196.00 | 3767.52 | ||||||||||
1955 | 102.50 | 78.00 | 94.55 | a | 115.00 | 253.00 | 387.00 | 475.50 | 427.00 | 418.50 | 386.50 | 207.32 | b | 146.73 | a | 3091.60 | ||||||||||
1956 | 153.00 | 49.00 | 112.63 | a | 203.50 | 357.50 | 420.00 | a | 525.93 | b | 533.20 | a | 449.50 | 331.00 | 210.00 | b | 178.00 | 3523.26 | ||||||||
1957 | 28.00 | 150.00 | 198.40 | a | 243.50 | 388.00 | 498.50 | 540.00 | 560.00 | 594.50 | 412.82 | a | 222.41 | a | 221.65 | a | 4057.78 | |||||||||
1958 | 244.00 | 294.00 | 163.50 | 280.00 | 412.00 | 561.50 | 580.00 | 515.93 | c | 508.50 | 437.50 | 238.50 | 276.50 | 4511.93 | ||||||||||||
1959 | 229.73 | c | 114.50 | 189.50 | 259.00 | 350.50 | 463.00 | 500.81 | b | 454.67 | a | 442.50 | 404.50 | 233.00 | 126.00 | 3767.71 | ||||||||||
1960 | 100.23 | a | 139.00 | 190.50 | 252.00 | 334.00 | 404.50 | 438.00 | 485.50 | 295.50 | h | 385.00 | 234.50 | 175.50 | 3138.73 | |||||||||||
1961 | 262.50 | 199.00 | 195.50 | 204.83 | a | 344.00 | 446.50 | 570.29 | b | 523.50 | 394.50 | 336.00 | 165.50 | 144.00 | 3786.12 | |||||||||||
1962 | 118.00 | 162.50 | 142.71 | b | 232.50 | 287.00 | 363.62 | a | 424.59 | c | 537.16 | b | 463.00 | 380.55 | b | 226.00 | g | 192.64 | c | 3304.27 | ||||||
1963 | 54.00 | 316.50 | 181.50 | 218.50 | 363.00 | 414.83 | a | 554.00 | 546.00 | 579.50 | 490.00 | 307.76 | a | 141.00 | k | 4025.59 | ||||||||||
1964 | 93.00 | i | 108.46 | d | 143.24 | b | 174.00 | e | 275.68 | c | 331.00 | g | 527.00 | a | 0.00 | z | 348.50 | g | 0.00 | z | 187.00 | 145.00 | 1560.38 | |||
1965 | 139.50 | 128.50 | 190.50 | 241.00 | 272.00 | 391.50 | 489.00 | 578.84 | b | 498.50 | 498.98 | e | 351.50 | 123.00 | 3902.83 | |||||||||||
1966 | 171.50 | 146.50 | 175.00 | 278.00 | 300.00 | 493.00 | 529.50 | 506.50 | 556.50 | 405.50 | 285.50 | 53.50 | w | 3847.50 | ||||||||||||
1967 | 42.50 | z | 119.50 | 133.50 | 134.00 | 334.00 | 498.00 | 557.00 | 565.50 | 594.00 | 441.50 | 294.50 | 116.50 | 3788.00 | ||||||||||||
1968 | 148.50 | 302.50 | 251.50 | 172.00 | 362.00 | 483.00 | 547.50 | 572.00 | 516.50 | 369.00 | 272.50 | 101.00 | 4098.00 | |||||||||||||
1969 | 65.00 | 80.00 | 194.00 | 232.50 | 404.50 | 547.00 | 523.50 | 527.00 | 501.00 | 392.67 | a | 277.50 | 210.50 | 3955.17 | ||||||||||||
1970 | 166.00 | 266.00 | 197.50 | 159.50 | 324.00 | 438.00 | 487.50 | 489.00 | 416.00 | 342.50 | 240.00 | 86.00 | 3612.00 | |||||||||||||
1971 | 122.50 | 105.50 | 98.50 | 162.50 | 285.20 | a | 374.50 | 498.00 | 616.50 | 514.00 | 329.00 | 215.00 | 74.50 | 3395.70 | ||||||||||||
1972 | 77.00 | 144.50 | 221.50 | 160.50 | 335.00 | 429.50 | 563.50 | 564.00 | 437.00 | 338.50 | 246.00 | 143.50 | 3660.50 | |||||||||||||
1973 | 115.50 | 208.50 | 145.50 | 239.50 | 353.50 | 455.00 | 516.50 | 461.50 | 498.00 | 349.00 | 176.00 | 215.00 | 3733.50 | |||||||||||||
1974 | 118.50 | 93.00 | 163.00 | 226.00 | 302.50 | 400.50 | 525.00 | 547.50 | 523.00 | 369.50 | 235.00 | 194.50 | 3698.00 | |||||||||||||
1975 | 152.50 | 110.00 | 112.00 | 94.50 | 311.00 | 390.00 | 518.50 | 510.00 | 516.50 | 375.50 | 199.00 | 181.50 | 3471.00 | |||||||||||||
1976 | 162.00 | 101.00 | 117.00 | 187.00 | 320.50 | 378.00 | 550.50 | 559.50 | 544.50 | 413.50 | 345.50 | 183.00 | 3862.00 | |||||||||||||
1977 | 167.50 | 254.00 | 144.00 | 229.50 | 292.50 | 451.50 | 504.00 | 591.50 | 485.50 | 403.50 | 223.00 | 200.00 | 3946.50 | |||||||||||||
1978 | 210.00 | 234.00 | 286.50 | 250.00 | 358.50 | 536.00 | 554.50 | 579.00 | 518.00 | 443.00 | 130.00 | 52.50 | 4152.00 | |||||||||||||
1979 | 23.00 | 126.50 | 233.50 | 255.50 | 356.50 | 418.50 | 614.00 | 628.50 | 635.50 | 487.00 | 270.00 | 252.50 | 4301.00 | |||||||||||||
1980 | 137.71 | e | 152.50 | k | 193.75 | a | 283.97 | a | 362.81 | d | 438.50 | 541.50 | 508.50 | 512.50 | 440.50 | 314.00 | 256.50 | 3990.24 | ||||||||
1981 | 291.00 | 222.50 | 251.00 | 287.00 | 380.50 | 484.50 | 516.00 | 590.00 | 521.00 | 418.50 | 298.50 | 196.85 | a | 4457.35 | ||||||||||||
1982 | 100.00 | 130.50 | 146.00 | 190.00 | 314.00 | 408.00 | 513.50 | 514.00 | 486.50 | 428.50 | 192.00 | 137.50 | 3560.50 | |||||||||||||
1983 | 241.50 | 237.50 | 268.50 | 251.50 | 361.00 | 466.00 | 602.50 | 581.50 | 500.00 | 377.00 | 273.50 | 122.50 | 4283.00 | |||||||||||||
1984 | 193.00 | 228.00 | 302.00 | 252.00 | 365.50 | 417.00 | 479.00 | 562.00 | 542.50 | 368.00 | 255.00 | 95.00 | 4059.00 | |||||||||||||
1985 | 145.00 | 83.50 | 102.00 | 241.00 | 378.00 | 441.00 | 518.50 | 527.50 | 471.00 | 336.00 | 92.00 | 133.00 | 3468.50 | |||||||||||||
1986 | 241.50 | 148.00 | 277.00 | 174.00 | 318.00 | 432.00 | 459.00 | 425.00 | 418.50 | 392.50 | 273.50 | 226.00 | 3785.00 | |||||||||||||
1987 | 182.50 | 218.50 | 301.50 | 289.00 | 423.00 | 233.50 | m | 300.00 | m | 513.00 | 460.00 | 413.00 | 322.50 | 0.00 | z | 3123.00 | ||||||||||
1988 | 127.00 | 204.50 | 177.50 | 247.00 | 381.00 | 465.50 | 546.50 | 509.95 | a | 476.50 | 463.00 | 293.00 | 203.00 | 4094.45 | ||||||||||||
1989 | 129.00 | 75.50 | 208.50 | 368.50 | 390.50 | 496.55 | a | 575.50 | 591.50 | 508.50 | 379.00 | 287.50 | 205.50 | 4216.05 | ||||||||||||
1990 | 163.50 | 133.50 | 229.50 | 304.50 | 360.00 | 492.00 | 559.50 | 608.50 | 576.50 | 367.00 | 255.00 | 98.50 | 4148.00 | |||||||||||||
1991 | 123.00 | 284.00 | 145.50 | 218.00 | 313.50 | 434.00 | 549.50 | 567.00 | 604.50 | 430.50 | 292.50 | 207.50 | 4169.50 | |||||||||||||
1992 | 258.00 | 352.50 | 346.00 | 390.00 | 472.50 | 529.50 | 600.00 | 616.00 | 490.00 | 438.50 | 276.50 | 107.50 | 4877.00 | |||||||||||||
1993 | 107.50 | 154.00 | 304.50 | 331.50 | 506.50 | 537.00 | 610.00 | 615.50 | 468.00 | 461.00 | 155.00 | 189.50 | 4440.00 | |||||||||||||
1994 | 253.50 | 155.00 | 299.50 | 323.50 | 429.00 | 478.00 | 535.50 | 645.00 | 574.00 | 393.50 | 153.50 | 173.50 | 4413.50 | |||||||||||||
1995 | 261.00 | 268.50 | 287.50 | 281.00 | 404.00 | 483.00 | 629.00 | 576.00 | 619.00 | 456.00 | 398.50 | 245.00 | 4908.50 | |||||||||||||
1996 | 209.50 | 250.64 | a | 297.00 | 343.00 | 387.00 | 487.00 | 562.00 | 554.00 | 503.50 | 424.50 | 289.00 | 226.50 | 4533.64 | ||||||||||||
1997 | 191.00 | 178.50 | 233.50 | 307.00 | 533.50 | 551.00 | 636.00 | 690.00 | 652.00 | 445.00 | 380.50 | 206.00 | 5004.00 | |||||||||||||
1998 | 274.00 | 239.00 | 265.50 | 257.00 | 412.50 | 485.00 | 609.50 | 604.50 | 485.00 | 466.50 | 297.50 | 181.50 | 4577.50 | |||||||||||||
1999 | 181.00 | 147.50 | 177.96 | d | 243.00 | 347.00 | 464.50 | 514.50 | 618.00 | 444.50 | 398.00 | 345.50 | 246.50 | 4127.96 | ||||||||||||
2000 | 160.50 | 230.50 | 198.50 | 318.50 | 427.00 | 487.00 | 574.50 | 571.00 | 568.00 | 424.50 | 204.00 | 251.00 | 4415.00 | |||||||||||||
2001 | 236.12 | a | 141.50 | 241.00 | 240.00 | 395.50 | 455.00 | 538.00 | 594.00 | 488.50 | 368.50 | 320.50 | 190.50 | 4209.12 | ||||||||||||
2002 | 163.00 | 166.25 | d | 148.59 | b | 190.00 | g | 245.50 | i | 496.55 | a | 580.22 | a | 554.26 | b | 496.80 | e | 361.48 | c | 358.93 | b | 238.46 | e | 3564.54 | ||
2003 | 323.95 | a | 192.08 | c | 293.31 | e | 212.50 | h | 308.50 | g | 547.50 | b | 481.50 | g | 578.67 | d | 531.00 | e | 379.50 | g | 198.33 | c | 218.11 | c | 2882.94 | |
2004 | 192.20 | a | 226.56 | e | 292.71 | e | 351.92 | d | 473.78 | a | 533.08 | d | 510.00 | f | 502.00 | g | 401.50 | h | 445.92 | e | 227.00 | 217.00 | c | 2960.18 | ||
2005 | 191.96 | e | 169.50 | f | 297.00 | 228.00 | g | 348.50 | j | 515.19 | d | 400.50 | k | 375.00 | i | 276.50 | j | 349.00 | f | 172.00 | i | 205.67 | e | 1209.83 | ||
2006 | 216.40 | e | 161.50 | 104.00 | f | 176.00 | f | 367.00 | 477.41 | a | 333.50 | k | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1222.32 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 163.74 | 173.80 | 207.68 | 257.59 | 373.53 | 467.10 | 540.43 | 557.24 | 511.19 | 413.40 | 263.25 | 179.17 | 4139.87 | |||||||||||||
S.D. | 70.38 | 69.68 | 69.77 | 66.15 | 62.53 | 51.89 | 55.78 | 50.37 | 53.64 | 52.25 | 66.06 | 53.33 | 429.50 | |||||||||||||
SKEW | -0.13 | 0.49 | 0.44 | -0.03 | 0.31 | -0.14 | -0.35 | -0.34 | 0.33 | 0.16 | -0.12 | -0.49 | 0.02 | |||||||||||||
MAX | 323.95 | 352.50 | 392.00 | 390.00 | 533.50 | 575.00 | 675.00 | 690.00 | 652.00 | 544.00 | 403.00 | 285.50 | 5010.50 | |||||||||||||
MIN | 3.62 | 49.00 | 94.55 | 94.50 | 249.50 | 338.00 | 349.00 | 425.00 | 394.50 | 290.50 | 92.00 | 52.50 | 3091.60 | |||||||||||||
NO YRS | 72 | 71 | 72 | 69 | 70 | 71 | 69 | 71 | 70 | 71 | 71 | 70 | 57 |