YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1927 | 610.00 | 414.00 | 443.50 | 305.00 | 250.50 | 125.00 | 23.50 | 0.00 | 33.50 | 66.50 | 345.50 | 545.00 | 3162.00 | |||||||||||||
1928 | 518.50 | 418.95 | a | 226.00 | 237.50 | 51.50 | 34.50 | 3.50 | 13.00 | 41.50 | 190.50 | 341.50 | 561.00 | 2637.95 | ||||||||||||
1929 | 621.00 | 512.50 | 371.00 | 353.00 | 85.50 | 43.00 | 7.00 | 2.50 | 47.00 | 107.00 | 295.50 | 361.00 | 2806.00 | |||||||||||||
1930 | 526.50 | 336.50 | 344.00 | 186.50 | 201.00 | 32.50 | 6.00 | 5.00 | 65.50 | 105.50 | 284.50 | 563.50 | 2657.00 | |||||||||||||
1931 | 569.88 | a | 334.00 | 280.50 | 72.50 | 10.00 | 38.00 | 2.00 | 8.00 | 49.50 | 58.00 | 380.00 | 484.50 | 2286.88 | ||||||||||||
1932 | 581.00 | 418.50 | 248.50 | 209.00 | 37.00 | 9.50 | 3.00 | 1.00 | 22.00 | 133.00 | 207.93 | a | 610.00 | 2480.43 | ||||||||||||
1933 | 588.50 | 502.50 | 209.50 | 53.50 | 223.50 | 66.00 | 3.00 | 14.50 | 46.50 | 104.76 | b | 260.00 | 492.50 | 2564.76 | ||||||||||||
1934 | 474.82 | a | 319.00 | 144.00 | 147.00 | 69.00 | 56.50 | 8.50 | 6.00 | 51.50 | 144.50 | 302.00 | 522.50 | 2245.32 | ||||||||||||
1935 | 557.00 | 410.00 | 506.00 | 244.00 | 159.00 | 14.50 | 22.00 | 8.50 | 20.50 | 215.00 | 424.00 | 491.50 | 3072.00 | |||||||||||||
1936 | 462.00 | 438.50 | 328.00 | 214.50 | 66.50 | 28.50 | 41.50 | 6.50 | 23.50 | 73.50 | 298.50 | 480.00 | 2461.50 | |||||||||||||
1937 | 747.00 | 471.50 | 351.00 | 312.50 | 113.00 | 21.50 | 3.50 | 11.00 | 28.00 | 70.50 | 292.50 | 432.50 | 2854.50 | |||||||||||||
1938 | 489.00 | 413.00 | 409.00 | 282.00 | 166.50 | 27.00 | 0.50 | 9.50 | 6.50 | 123.00 | 372.50 | 406.50 | 2705.00 | |||||||||||||
1939 | 515.00 | 511.78 | a | 378.00 | 113.50 | 126.00 | 44.00 | 7.50 | 28.00 | 32.00 | 121.00 | 305.00 | 391.00 | 2572.78 | ||||||||||||
1940 | 351.00 | 338.00 | 278.00 | 229.00 | 144.00 | 10.50 | 3.00 | 13.12 | e | 2.00 | 131.00 | 369.50 | 371.50 | 2240.62 | ||||||||||||
1941 | 421.00 | 318.50 | 269.50 | 300.50 | 89.00 | 60.50 | 2.00 | h | 18.00 | 64.00 | 212.00 | 255.00 | a | 523.50 | 2531.50 | |||||||||||
1942 | 450.00 | 459.50 | 391.50 | 291.00 | 183.00 | 42.50 | 3.50 | 23.50 | 17.00 | 21.00 | g | 290.00 | 499.00 | 2650.50 | ||||||||||||
1943 | 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 | |
1944 | 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 | |
1945 | 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 | |
1946 | 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 | |
1947 | 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 | |
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 | 150.00 | f | 132.78 | a | 26.50 | 1.07 | b | 7.00 | 32.00 | 77.50 | 139.66 | a | 333.00 | 749.51 | ||||||
1951 | 476.50 | 384.50 | 361.00 | 217.76 | a | 94.11 | c | 46.00 | 11.37 | a | 2.50 | 18.00 | 117.28 | a | 277.76 | a | 542.00 | 2548.77 | ||||||||
1952 | 537.85 | a | 363.50 | 447.50 | 211.50 | 105.00 | 90.00 | 3.50 | 10.00 | 27.50 | 83.00 | 314.50 | h | 464.00 | 2343.35 | |||||||||||
1953 | 346.50 | 415.15 | b | 381.50 | 273.33 | c | 190.43 | c | 93.50 | 5.00 | 27.00 | 25.50 | 176.00 | 289.29 | b | 486.50 | 2709.70 | |||||||||
1954 | 504.00 | 303.52 | c | 410.75 | a | 149.00 | 92.45 | c | 82.00 | 6.00 | z | 41.91 | d | 66.00 | 172.00 | 272.00 | 506.52 | c | 2600.14 | |||||||
1955 | 614.50 | 436.00 | 351.50 | 369.50 | 154.50 | 70.00 | 64.50 | 38.00 | 71.50 | 154.50 | 386.50 | 400.50 | 3111.50 | |||||||||||||
1956 | 448.00 | 510.00 | 385.50 | 271.61 | b | 184.89 | c | 47.31 | d | 26.02 | c | 38.23 | a | 13.97 | a | 191.68 | a | 316.11 | c | 465.50 | 2898.82 | |||||
1957 | 625.00 | 290.89 | a | 319.82 | a | 250.86 | a | 140.57 | b | 21.43 | b | 0.53 | b | 31.55 | c | 11.67 | c | 124.52 | a | 363.50 | 474.50 | 2654.84 | ||||
1958 | 478.36 | b | 244.50 | 416.50 | 218.28 | a | 64.07 | a | 25.18 | b | 8.00 | j | 0.00 | a | 54.44 | c | 7.50 | r | 277.78 | c | 343.07 | a | 2122.17 | |||
1959 | 388.50 | 413.54 | b | 251.00 | 141.43 | b | 148.05 | b | 41.40 | e | 4.00 | f | 11.76 | b | 37.24 | a | 85.00 | 262.24 | a | 438.50 | 2218.66 | |||||
1960 | 545.50 | 407.04 | a | 261.29 | c | 242.59 | a | 141.50 | 11.50 | 7.20 | c | 16.03 | b | 26.38 | a | 152.50 | 373.89 | c | 527.53 | b | 2712.94 | |||||
1961 | 421.00 | 340.31 | b | 332.14 | c | 208.97 | a | 200.43 | b | 29.50 | f | 12.00 | 2.58 | a | 36.00 | 158.50 | 349.66 | a | 503.00 | 2564.59 | ||||||
1962 | 528.00 | 398.00 | 417.43 | b | 148.50 | 199.36 | b | 40.00 | 17.50 | 4.50 | 36.00 | 96.62 | a | 294.83 | a | 400.93 | a | 2581.67 | ||||||||
1963 | 582.05 | b | 190.81 | a | 378.50 | 312.50 | 128.65 | a | 57.00 | 35.50 | 20.00 | 5.00 | 69.00 | 312.60 | e | 473.27 | a | 2564.88 | ||||||||
1964 | 518.22 | a | 418.43 | a | 402.50 | 260.69 | a | 225.50 | 31.00 | r | 11.00 | s | 84.96 | d | 56.67 | c | 72.50 | 362.31 | d | 381.00 | 2782.77 | |||||
1965 | 447.00 | 370.00 | 345.50 | 236.00 | 153.45 | a | 77.50 | 8.00 | 3.00 | 62.50 | 56.00 | 301.03 | a | 590.00 | 2649.98 | |||||||||||
1966 | 558.00 | 471.00 | 311.55 | a | 130.00 | 87.12 | b | 46.11 | c | 16.50 | f | 11.92 | e | 32.88 | d | 97.02 | d | 256.11 | c | 481.02 | a | 2482.74 | ||||
1967 | 497.60 | b | 359.33 | a | 366.66 | b | 446.00 | 152.93 | a | 62.22 | c | 0.00 | e | 1.11 | c | 1.07 | b | 45.98 | a | 224.44 | c | 612.77 | a | 2770.12 | ||
1968 | 505.50 | 222.16 | a | 273.00 | 196.03 | a | 139.50 | d | 23.89 | c | 3.62 | a | 0.00 | z | 29.42 | d | 148.36 | c | 301.61 | b | 546.63 | a | 2389.72 | |||
1969 | 472.50 | 436.07 | a | 365.50 | 243.00 | 71.19 | d | 15.00 | e | 0.00 | c | 2.77 | c | 13.93 | b | 195.00 | 284.00 | 430.50 | 2529.46 | |||||||
1970 | 408.17 | a | 323.00 | 312.77 | c | 357.32 | b | 102.30 | a | 31.67 | c | 8.86 | c | 20.31 | b | 43.97 | a | 185.50 | 287.00 | 528.00 | 2608.86 | |||||
1971 | 520.50 | 390.00 | 353.50 | 325.86 | a | 178.50 | 68.04 | b | 6.00 | 1.03 | a | 53.00 | 253.00 | 395.00 | 606.50 | 3150.93 | ||||||||||
1972 | 574.00 | 320.50 | 195.00 | 233.00 | 134.00 | 15.50 | 0.00 | 8.00 | 53.00 | 116.25 | e | 264.50 | i | 324.00 | o | 1649.25 | ||||||||||
1973 | 352.50 | k | 218.00 | j | 316.00 | j | 135.50 | i | 70.55 | b | 18.10 | a | 19.00 | 16.50 | 37.50 | 112.78 | b | 308.50 | g | 336.00 | k | 274.43 | ||||
1974 | 375.50 | j | 305.00 | j | 228.00 | k | 238.93 | b | 173.00 | 33.50 | 19.50 | 4.50 | 13.00 | 95.58 | a | 210.50 | k | 395.50 | j | 578.01 | ||||||
1975 | 433.50 | i | 238.00 | k | 313.50 | g | 290.00 | i | 158.50 | 65.50 | 46.50 | 42.00 | 11.50 | 164.00 | 396.72 | a | 482.50 | 1367.22 | ||||||||
1976 | 498.50 | 412.50 | 363.50 | 246.60 | e | 112.50 | 59.50 | 5.50 | 2.50 | 0.00 | z | 98.50 | 245.50 | 497.50 | 2542.60 | |||||||||||
1977 | 497.50 | 273.00 | 445.50 | 165.50 | 233.50 | 34.50 | 9.00 | 7.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1665.50 | |||||||||
1978 | 0.00 | z | 303.50 | 171.00 | 242.50 | 76.50 | 56.50 | 17.00 | 18.08 | a | 30.00 | 90.93 | a | 410.00 | 603.00 | 2019.02 | ||||||||||
1979 | 574.50 | 441.50 | 303.50 | 228.10 | a | 95.67 | b | 0.00 | z | 6.50 | 5.00 | 1.00 | 71.30 | a | 301.00 | 433.00 | 2461.08 | |||||||||
1980 | 346.00 | 263.00 | 341.50 | 172.50 | 173.50 | 81.50 | 0.00 | z | 9.50 | 24.31 | a | 114.50 | 313.00 | 396.00 | 2235.31 | |||||||||||
1981 | 348.48 | b | 314.00 | 323.95 | a | 222.00 | 114.00 | 9.50 | 11.00 | 9.30 | a | 16.00 | 179.50 | 306.60 | e | 443.00 | 2297.33 | |||||||||
1982 | 625.00 | 358.00 | 428.00 | 280.50 | 139.00 | 80.50 | 18.00 | 14.50 | 34.00 | 114.00 | 423.50 | 543.00 | 3058.00 | |||||||||||||
1983 | 477.00 | 359.50 | 354.00 | 341.50 | 138.00 | 41.50 | 35.00 | 1.00 | 14.00 | 57.00 | 335.50 | 440.50 | 2594.50 | |||||||||||||
1984 | 505.00 | 407.50 | 276.00 | 299.50 | 73.50 | 47.50 | 0.00 | 7.50 | 7.50 | 205.00 | 413.50 | 605.00 | 2847.50 | |||||||||||||
1985 | 570.00 | 360.00 | 418.00 | 107.50 | 140.00 | 13.00 | 1.00 | 5.00 | 47.00 | 176.50 | 386.50 | 447.00 | 2671.50 | |||||||||||||
1986 | 310.00 | 281.50 | 199.50 | 223.50 | 108.50 | 18.00 | 15.50 | 0.00 | 108.00 | 106.00 | 277.00 | 452.50 | 2100.00 | |||||||||||||
1987 | 538.50 | 388.00 | 316.50 | 122.50 | 113.00 | 31.50 | 36.00 | 1.00 | 25.00 | 72.50 | 345.00 | 535.50 | 2525.00 | |||||||||||||
1988 | 498.50 | 339.50 | 253.50 | 197.07 | a | 165.50 | 56.00 | 2.50 | 12.50 | 30.00 | 92.50 | 307.50 | 515.50 | 2470.57 | ||||||||||||
1989 | 512.00 | 414.50 | 236.50 | 123.50 | 122.50 | 25.50 | 6.50 | 2.00 | v | 2.00 | 15.00 | p | 0.00 | z | 461.79 | b | 1904.79 | |||||||||
1990 | 491.00 | 443.00 | 281.50 | 119.00 | 114.00 | 32.00 | 1.00 | 5.00 | 4.50 | 58.00 | 332.50 | 662.50 | 2544.00 | |||||||||||||
1991 | 482.00 | 218.50 | 434.50 | 231.50 | 183.50 | 72.50 | 0.50 | 7.00 | 4.00 | 94.00 | 273.50 | 480.00 | 2481.50 | |||||||||||||
1992 | 510.50 | 273.50 | 265.00 | 91.50 | 12.00 | 19.50 | 1.00 | 6.00 | 8.00 | 64.50 | 310.50 | 552.00 | 2114.00 | |||||||||||||
1993 | 510.00 | 396.50 | 206.00 | 179.50 | 71.50 | 38.00 | 4.50 | 3.00 | 30.50 | 52.50 | 315.00 | 490.50 | 2297.50 | |||||||||||||
1994 | 458.00 | 421.00 | 272.50 | 210.00 | 148.00 | 27.50 | 9.00 | 6.50 | 29.00 | 170.00 | 512.50 | 570.00 | 2834.00 | |||||||||||||
1995 | 436.00 | 304.50 | 310.50 | 255.50 | 174.50 | 92.50 | 5.50 | 13.00 | 20.00 | 116.00 | 194.50 | 434.50 | 2357.00 | |||||||||||||
1996 | 442.50 | 303.50 | 285.00 | 180.00 | 115.00 | 60.00 | 0.50 | 14.00 | 42.50 | 205.00 | 344.50 | 440.50 | 2433.00 | |||||||||||||
1997 | 451.50 | 395.00 | 271.00 | 199.00 | 27.00 | 25.00 | 0.00 | 0.00 | 1.50 | 147.50 | 242.00 | 535.00 | 2294.50 | |||||||||||||
1998 | 427.00 | 411.50 | 333.00 | 273.50 | 202.50 | 46.50 | 10.00 | 4.00 | 0.00 | z | 138.00 | 348.00 | 575.50 | 2769.50 | ||||||||||||
1999 | 417.00 | 392.00 | 400.50 | 283.00 | 154.00 | 65.50 | 10.00 | 0.00 | z | 8.00 | 39.50 | 258.00 | 480.00 | 2507.50 | ||||||||||||
2000 | 395.50 | 300.50 | 309.00 | 116.50 | 63.00 | 9.50 | 12.00 | 2.00 | 9.31 | a | 127.50 | 440.50 | 384.50 | 2169.81 | ||||||||||||
2001 | 516.00 | 406.50 | 237.50 | 284.50 | 15.00 | 9.00 | 7.00 | 1.50 | 4.14 | a | 64.50 | 236.50 | 446.50 | 2228.64 | ||||||||||||
2002 | 566.00 | 315.50 | 322.50 | 172.00 | 123.50 | 17.00 | 0.50 | 1.50 | 13.00 | 147.50 | 219.50 | 422.50 | 2321.00 | |||||||||||||
2003 | 300.00 | 358.50 | 254.50 | 279.50 | 101.00 | 24.50 | 0.00 | 0.00 | 2.00 | 0.00 | z | 374.00 | 418.00 | 2112.00 | ||||||||||||
2004 | 442.50 | 380.50 | 132.00 | 153.50 | 71.00 | 15.50 | 0.00 | 0.00 | 31.00 | 140.50 | 363.50 | 461.00 | 2191.00 | |||||||||||||
2005 | 432.00 | 276.50 | 229.50 | 210.00 | 71.00 | 42.00 | 0.00 | 0.00 | 28.50 | 95.07 | a | 206.00 | 385.50 | 1976.07 | ||||||||||||
2006 | 459.00 | 311.00 | 451.00 | 223.50 | 54.00 | 10.56 | c | 1.00 | n | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1509.06 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 492.90 | 368.83 | 322.39 | 223.83 | 124.72 | 41.78 | 10.13 | 11.18 | 28.91 | 120.81 | 314.90 | 483.31 | 2563.45 | |||||||||||||
S.D. | 81.88 | 72.31 | 80.05 | 75.24 | 54.78 | 25.16 | 12.78 | 13.77 | 21.05 | 49.26 | 66.09 | 72.28 | 287.55 | |||||||||||||
SKEW | 0.04 | -0.17 | -0.16 | 0.14 | 0.00 | 0.83 | 2.11 | 2.81 | 0.96 | 0.47 | 0.20 | 0.16 | 0.24 | |||||||||||||
MAX | 747.00 | 512.50 | 506.00 | 446.00 | 250.50 | 125.00 | 64.50 | 84.96 | 108.00 | 253.00 | 512.50 | 662.50 | 3162.00 | |||||||||||||
MIN | 300.00 | 190.81 | 132.00 | 53.50 | 10.00 | 9.00 | 0.00 | 0.00 | 1.00 | 39.50 | 139.66 | 333.00 | 1976.07 | |||||||||||||
NO YRS | 68 | 69 | 69 | 70 | 73 | 70 | 65 | 69 | 69 | 67 | 66 | 68 | 48 |