YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1927 | 165.00 | 292.00 | 331.50 | 459.00 | 560.50 | 650.50 | 888.00 | 975.00 | 769.00 | 769.00 | 404.50 | 232.00 | 6496.00 | |||||||||||||
1928 | 262.00 | 306.05 | a | 549.00 | 515.00 | 751.00 | 789.00 | 845.00 | 827.00 | 815.00 | 596.50 | 408.50 | 219.50 | 6883.55 | ||||||||||||
1929 | 158.00 | 196.00 | 404.00 | 397.00 | 708.50 | 837.00 | 865.00 | 887.00 | 775.50 | 712.50 | 454.50 | 414.00 | 6809.00 | |||||||||||||
1930 | 253.00 | 363.50 | 431.00 | 569.00 | 577.50 | 774.50 | 838.50 | 870.00 | 723.50 | 701.50 | 467.50 | 213.50 | 6783.00 | |||||||||||||
1931 | 217.00 | a | 366.00 | 494.50 | 711.50 | 855.50 | 771.50 | 959.00 | 924.50 | 767.50 | 776.00 | 397.50 | 290.50 | 7531.00 | ||||||||||||
1932 | 199.50 | 307.00 | 526.50 | 541.00 | 790.50 | 868.00 | 958.00 | 914.50 | 836.00 | 660.50 | 544.14 | a | 170.50 | 7316.14 | ||||||||||||
1933 | 194.00 | 200.50 | 565.50 | 720.00 | 568.00 | 713.00 | 880.00 | 873.00 | 732.50 | 731.17 | b | 492.50 | 282.50 | 6952.67 | ||||||||||||
1934 | 300.18 | a | 381.00 | 636.00 | 605.00 | 759.50 | 741.50 | 878.00 | 885.00 | 814.50 | 652.50 | 448.00 | 253.00 | 7354.18 | ||||||||||||
1935 | 218.00 | 290.00 | 269.00 | 509.00 | 626.50 | 821.00 | 851.00 | 860.00 | 806.00 | 573.50 | 326.00 | 283.50 | 6433.50 | |||||||||||||
1936 | 313.00 | 286.50 | 447.00 | 541.50 | 740.50 | 810.50 | 776.50 | 856.00 | 873.00 | 754.00 | 451.50 | 295.00 | 7145.00 | |||||||||||||
1937 | 80.00 | 228.50 | 424.00 | 437.50 | 680.50 | 808.00 | 906.50 | 862.00 | 825.50 | 733.50 | 457.50 | 343.50 | 6787.00 | |||||||||||||
1938 | 286.00 | 287.00 | 366.00 | 476.00 | 624.50 | 768.50 | 919.00 | 857.50 | 840.00 | 670.00 | 377.50 | 368.50 | 6840.50 | |||||||||||||
1939 | 260.00 | 189.26 | a | 397.00 | 647.00 | 676.00 | 750.00 | 841.50 | 811.50 | 877.50 | 690.00 | 445.00 | 384.00 | 6968.76 | ||||||||||||
1940 | 424.00 | 387.00 | 497.00 | 535.00 | 655.50 | 804.50 | 872.00 | 843.56 | e | 881.50 | 687.00 | 380.50 | 404.00 | 7371.56 | ||||||||||||
1941 | 354.00 | 381.50 | 505.50 | 449.50 | 713.00 | 725.50 | 661.00 | h | 816.00 | 725.00 | 563.50 | 500.17 | a | 251.50 | 5985.17 | |||||||||||
1942 | 328.00 | 240.50 | 383.50 | 459.00 | 610.00 | 746.50 | 878.50 | 825.50 | 804.50 | 613.50 | g | 460.00 | 276.00 | 6012.00 | ||||||||||||
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 | 465.50 | f | 676.83 | a | 763.50 | 894.19 | b | 912.00 | 829.50 | 733.00 | 635.69 | a | 442.00 | 5886.71 | ||||||
1951 | 298.50 | 315.50 | 414.00 | 532.24 | a | 715.21 | c | 734.50 | 846.30 | a | 842.50 | 813.50 | 681.48 | a | 473.28 | a | 236.00 | 6903.02 | ||||||||
1952 | 239.73 | a | 361.50 | 328.00 | 540.50 | 711.00 | 664.00 | 876.50 | 828.00 | 846.00 | 734.00 | 235.50 | h | 311.00 | 6440.23 | |||||||||||
1953 | 428.50 | 284.85 | b | 393.50 | 476.67 | c | 595.09 | c | 683.00 | 866.50 | 786.50 | 822.00 | 630.50 | 460.71 | b | 288.50 | 6716.32 | |||||||||
1954 | 271.00 | 396.48 | c | 364.25 | a | 615.00 | 686.43 | c | 708.00 | 122.50 | z | 762.37 | d | 721.00 | 612.50 | 478.00 | 272.91 | c | 5887.94 | |||||||
1955 | 167.50 | 264.00 | 423.50 | 380.50 | 655.50 | 701.50 | 723.50 | 804.00 | 755.00 | 629.00 | 366.00 | 374.50 | 6244.50 | |||||||||||||
1956 | 327.00 | 216.00 | 389.50 | 480.00 | b | 596.75 | c | 726.35 | d | 800.46 | c | 763.63 | a | 807.93 | a | 589.52 | a | 437.78 | c | 312.00 | 6446.92 | |||||
1957 | 164.50 | 409.11 | a | 459.32 | a | 506.38 | a | 635.50 | b | 845.36 | b | 895.26 | b | 785.52 | c | 832.22 | c | 656.17 | a | 386.50 | 300.50 | 6876.33 | ||||
1958 | 296.64 | b | 455.50 | 358.50 | 533.28 | a | 738.32 | a | 766.07 | b | 585.50 | j | 940.33 | a | 861.67 | c | 355.50 | r | 472.22 | c | 431.93 | a | 5854.46 | |||
1959 | 386.50 | 286.46 | b | 524.00 | 622.50 | b | 639.24 | b | 769.20 | e | 705.50 | f | 869.07 | b | 782.07 | a | 769.00 | 487.76 | a | 338.00 | 6473.80 | |||||
1960 | 240.00 | 317.96 | a | 514.82 | c | 518.79 | a | 641.50 | 846.00 | 876.30 | c | 808.14 | b | 796.55 | a | 642.50 | 376.11 | c | 247.47 | b | 6826.15 | |||||
1961 | 354.00 | 359.69 | b | 442.86 | c | 556.03 | a | 574.57 | b | 658.00 | f | 924.50 | 881.43 | a | 790.00 | 675.50 | 400.34 | a | 272.00 | 6230.93 | ||||||
1962 | 254.00 | 303.50 | 357.57 | b | 621.00 | 581.52 | b | 759.00 | 788.50 | 879.50 | 746.00 | 705.77 | a | 462.93 | a | 374.07 | a | 6833.35 | ||||||||
1963 | 202.57 | b | 510.74 | a | 396.50 | 437.50 | 654.62 | a | 731.50 | 799.00 | 824.50 | 879.00 | 730.50 | 437.40 | e | 301.73 | a | 6905.56 | ||||||||
1964 | 256.78 | a | 306.57 | a | 372.50 | 498.62 | a | 549.50 | 275.00 | r | 318.00 | s | 743.43 | d | 750.00 | c | 754.00 | 387.69 | d | 394.00 | 5013.09 | |||||
1965 | 329.50 | 330.00 | 429.50 | 539.00 | 626.72 | a | 682.00 | 825.00 | 907.00 | 705.00 | 781.00 | 448.97 | a | 188.00 | 6791.68 | |||||||||||
1966 | 220.00 | 229.00 | 464.48 | a | 634.50 | 702.84 | b | 777.22 | c | 645.00 | f | 856.08 | e | 774.81 | d | 704.39 | d | 497.22 | c | 299.67 | a | 6160.21 | ||||
1967 | 277.40 | b | 340.67 | a | 408.34 | b | 304.00 | 662.88 | a | 722.22 | c | 917.48 | e | 894.57 | c | 881.79 | b | 748.65 | a | 526.11 | c | 175.67 | a | 6859.78 | ||
1968 | 271.00 | 506.98 | a | 503.00 | 562.24 | a | 651.57 | d | 817.22 | c | 887.63 | a | 0.00 | z | 784.04 | d | 632.18 | c | 448.39 | b | 237.15 | a | 6301.41 | |||
1969 | 304.00 | 263.93 | a | 409.50 | 507.00 | 737.11 | d | 790.80 | e | 900.11 | c | 885.16 | c | 812.14 | b | 581.50 | 466.00 | 344.50 | 7001.75 | |||||||
1970 | 367.87 | a | 377.00 | 462.23 | c | 392.68 | b | 727.47 | a | 769.44 | c | 868.00 | c | 808.67 | b | 786.21 | a | 597.50 | 463.00 | 247.00 | 6867.07 | |||||
1971 | 265.00 | 310.00 | 421.50 | 424.14 | a | 596.50 | 745.18 | b | 869.50 | 892.80 | a | 824.50 | 550.00 | 355.00 | 169.50 | 6423.62 | ||||||||||
1972 | 202.00 | 404.50 | 583.50 | 518.00 | 677.00 | 804.00 | 934.50 | 905.00 | 741.50 | 677.83 | e | 260.50 | i | 95.50 | o | 6447.83 | ||||||||||
1973 | 151.00 | k | 232.00 | j | 209.00 | j | 391.50 | i | 764.84 | b | 891.72 | a | 843.50 | 859.50 | 771.50 | 685.74 | b | 266.50 | g | 164.00 | k | 4816.81 | ||||
1974 | 160.50 | j | 145.00 | j | 272.00 | k | 511.07 | b | 625.00 | 760.00 | 871.50 | 868.00 | 821.50 | 713.00 | a | 264.50 | k | 136.50 | j | 5170.07 | ||||||
1975 | 141.50 | i | 187.00 | k | 286.50 | g | 235.00 | i | 634.50 | 698.50 | 779.50 | 781.50 | 835.00 | 635.00 | 354.31 | a | 292.50 | 5010.81 | ||||||||
1976 | 285.50 | 312.50 | 414.00 | 503.40 | e | 707.50 | 825.50 | 878.00 | 887.50 | 0.00 | z | 723.00 | 506.00 | 277.50 | 6320.40 | |||||||||||
1977 | 277.50 | 427.00 | 329.50 | 587.00 | 545.50 | 810.00 | 882.00 | 895.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 4754.00 | |||||||||
1978 | 0.00 | z | 396.50 | 604.50 | 508.00 | 762.00 | 719.00 | 839.00 | 848.88 | a | 816.00 | 744.00 | a | 344.00 | 181.00 | 6762.88 | ||||||||||
1979 | 206.50 | 258.50 | 471.50 | 522.41 | a | 717.28 | b | 0.00 | z | 909.00 | 853.50 | 911.50 | 769.32 | a | 449.00 | 342.00 | 6410.51 | |||||||||
1980 | 429.00 | 462.00 | 433.50 | 583.50 | 609.50 | 701.00 | 0.00 | z | 855.50 | 776.90 | a | 738.50 | 439.00 | 379.00 | 6407.40 | |||||||||||
1981 | 426.52 | b | 386.00 | 451.05 | a | 555.50 | 673.00 | 886.00 | 854.50 | 863.35 | a | 779.50 | 604.50 | 443.40 | e | 332.00 | 7255.32 | |||||||||
1982 | 156.00 | 342.00 | 347.00 | 469.50 | 653.50 | 698.50 | 821.00 | 854.00 | 769.50 | 679.50 | 326.50 | 232.50 | 6349.50 | |||||||||||||
1983 | 298.50 | 340.50 | 421.00 | 408.50 | 666.00 | 762.00 | 830.50 | 942.50 | 905.00 | 758.00 | 414.50 | 334.50 | 7081.50 | |||||||||||||
1984 | 270.00 | 317.50 | 499.00 | 456.00 | 779.50 | 742.50 | 955.50 | 897.00 | 957.00 | 585.50 | 336.50 | 173.00 | 6969.00 | |||||||||||||
1985 | 205.00 | 340.00 | 357.00 | 668.50 | 641.00 | 870.50 | 932.50 | 862.00 | 761.00 | 630.00 | 363.50 | 329.00 | 6960.00 | |||||||||||||
1986 | 465.00 | 418.50 | 579.50 | 531.00 | 686.00 | 790.00 | 823.50 | 867.50 | 659.00 | 682.00 | 473.00 | 322.50 | 7297.50 | |||||||||||||
1987 | 239.00 | 312.00 | 458.50 | 650.00 | 738.00 | 761.50 | 779.00 | 847.00 | 810.00 | 766.00 | 405.00 | 248.00 | 7014.00 | |||||||||||||
1988 | 278.50 | 385.50 | 522.00 | 560.69 | a | 646.00 | 745.50 | 924.50 | 862.50 | 779.00 | 705.50 | 447.50 | 269.50 | 7126.69 | ||||||||||||
1989 | 263.00 | 295.50 | 539.00 | 687.00 | 690.50 | 808.00 | 855.00 | 255.00 | v | 917.50 | 419.00 | p | 0.00 | z | 313.21 | b | 5368.71 | |||||||||
1990 | 284.00 | 259.50 | 493.50 | 647.00 | 681.50 | 778.00 | 946.50 | 909.50 | 830.00 | 756.00 | 417.50 | 156.00 | 7159.00 | |||||||||||||
1991 | 293.00 | 481.50 | 340.50 | 518.50 | 597.00 | 695.00 | 893.00 | 888.00 | 878.00 | 798.00 | 479.00 | 295.00 | 7156.50 | |||||||||||||
1992 | 264.50 | 451.50 | 510.00 | 688.50 | 810.00 | 813.00 | 943.50 | 921.50 | 820.00 | 776.00 | 439.50 | 223.00 | 7661.00 | |||||||||||||
1993 | 272.00 | 303.50 | 573.00 | 572.50 | 753.00 | 836.00 | 860.00 | 949.00 | 818.00 | 765.50 | 435.00 | 284.50 | 7422.00 | |||||||||||||
1994 | 317.00 | 279.00 | 502.50 | 541.00 | 636.50 | 794.50 | 820.00 | 871.00 | 785.50 | 620.00 | 239.50 | 206.00 | 6612.50 | |||||||||||||
1995 | 339.00 | 395.50 | 464.50 | 494.50 | 607.50 | 714.00 | 897.50 | 869.50 | 802.50 | 679.00 | 555.50 | 340.50 | 7159.50 | |||||||||||||
1996 | 332.50 | 422.50 | 490.00 | 584.50 | 687.50 | 756.50 | 918.50 | 858.50 | 736.00 | 612.50 | 405.50 | 334.50 | 7139.00 | |||||||||||||
1997 | 325.00 | 305.00 | 504.50 | 560.50 | 854.00 | 765.50 | 875.00 | 938.50 | 910.50 | 647.00 | 521.00 | 240.00 | 7446.50 | |||||||||||||
1998 | 348.00 | 288.50 | 442.00 | 496.50 | 572.50 | 733.00 | 887.50 | 963.50 | 0.00 | z | 647.50 | 402.00 | 220.00 | 6001.00 | ||||||||||||
1999 | 358.00 | 308.00 | 374.50 | 482.50 | 624.50 | 731.50 | 873.50 | 0.00 | z | 829.00 | 781.50 | 492.00 | 295.00 | 6150.00 | ||||||||||||
2000 | 379.50 | 424.50 | 466.00 | 643.00 | 782.50 | 886.50 | 834.50 | 905.00 | 879.83 | a | 663.00 | 309.50 | 390.50 | 7564.33 | ||||||||||||
2001 | 259.00 | 293.50 | 542.50 | 475.00 | 878.00 | 873.50 | 879.00 | 900.50 | 823.45 | a | 752.50 | 513.50 | 328.50 | 7518.95 | ||||||||||||
2002 | 213.00 | 384.50 | 452.50 | 586.00 | 679.00 | 809.00 | 922.00 | 904.00 | 873.50 | 655.00 | 532.00 | 352.50 | 7363.00 | |||||||||||||
2003 | 475.00 | 341.50 | 521.00 | 470.50 | 719.50 | 830.50 | 978.00 | 929.50 | 900.00 | 0.00 | z | 376.00 | 357.00 | 6898.50 | ||||||||||||
2004 | 332.50 | 344.50 | 663.00 | 633.50 | 731.50 | 791.00 | 932.50 | 926.00 | 842.50 | 661.00 | 386.50 | 314.00 | 7558.50 | |||||||||||||
2005 | 343.00 | 423.50 | 549.00 | 540.50 | 746.50 | 745.00 | 969.50 | 938.50 | 787.00 | 695.43 | a | 544.00 | 389.50 | 7671.43 | ||||||||||||
2006 | 316.00 | 389.00 | 324.00 | 527.00 | 760.50 | 876.67 | c | 527.50 | n | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 3193.17 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 285.10 | 338.29 | 453.45 | 534.80 | 679.35 | 772.64 | 874.75 | 869.37 | 811.52 | 686.82 | 436.86 | 294.00 | 7017.78 | |||||||||||||
S.D. | 77.93 | 73.28 | 81.37 | 82.16 | 74.25 | 57.10 | 51.62 | 49.15 | 56.78 | 63.78 | 67.22 | 69.14 | 357.40 | |||||||||||||
SKEW | 0.18 | 0.20 | 0.23 | 0.04 | 0.42 | 0.21 | -0.34 | -0.32 | 0.07 | -0.21 | -0.07 | -0.03 | -0.10 | |||||||||||||
MAX | 475.00 | 510.74 | 663.00 | 720.00 | 878.00 | 891.72 | 978.00 | 975.00 | 957.00 | 798.00 | 635.69 | 442.00 | 7671.43 | |||||||||||||
MIN | 80.00 | 189.26 | 269.00 | 304.00 | 545.50 | 650.50 | 723.50 | 743.43 | 659.00 | 550.00 | 239.50 | 156.00 | 6244.50 | |||||||||||||
NO YRS | 68 | 69 | 69 | 70 | 73 | 70 | 65 | 69 | 69 | 67 | 66 | 68 | 48 |