YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 93.00 | b | 132.50 | 264.50 | 410.00 | 573.50 | 649.50 | 884.00 | 829.50 | 616.00 | 438.50 | 135.00 | 5.50 | 5031.50 | ||||||||||||
1932 | 18.50 | 123.50 | 272.00 | 309.00 | 465.50 | 604.14 | a | 725.00 | 757.00 | 659.50 | 463.00 | 332.50 | 44.50 | 4774.14 | ||||||||||||
1933 | 22.00 | 25.50 | 184.00 | 245.00 | 301.00 | 479.50 | 688.50 | 711.50 | 484.50 | 480.00 | 235.00 | 42.00 | 3898.50 | |||||||||||||
1934 | 44.00 | 138.50 | 315.50 | 391.50 | 499.50 | 413.50 | 736.00 | 735.00 | 649.00 | 414.00 | 147.50 | 94.50 | 4578.50 | |||||||||||||
1935 | 75.50 | 134.00 | 100.50 | 321.00 | 382.00 | 565.50 | 735.50 | 789.00 | 641.50 | 396.00 | 167.00 | 124.50 | 4432.00 | |||||||||||||
1936 | 137.00 | 133.50 | 260.50 | 309.50 | 434.50 | 545.50 | 785.00 | 793.82 | c | 640.00 | 465.50 | 294.50 | 134.50 | 4933.82 | ||||||||||||
1937 | 2.50 | i | 83.50 | 164.50 | 274.00 | 448.00 | 573.00 | 768.00 | 788.50 | 735.50 | 504.50 | 271.50 | 218.00 | 4829.00 | ||||||||||||
1938 | 183.00 | 114.50 | 152.42 | a | 292.50 | 382.00 | 516.00 | 701.00 | 756.00 | 710.00 | 386.50 | 146.50 | 200.50 | 4540.92 | ||||||||||||
1939 | 75.50 | 21.00 | 146.00 | 364.00 | 432.00 | 546.00 | 749.00 | 793.00 | 713.50 | 525.00 | 329.50 | 251.50 | 4946.00 | |||||||||||||
1940 | 217.50 | 184.00 | 266.00 | 329.50 | 536.50 | 547.50 | 714.00 | 706.00 | 589.00 | 503.50 | 242.50 | 231.00 | 5067.00 | |||||||||||||
1941 | 131.50 | 172.00 | 258.00 | 243.50 | 510.50 | 514.50 | 720.50 | 739.50 | 539.50 | 432.50 | 323.00 | 110.00 | 4695.00 | |||||||||||||
1942 | 158.50 | 84.50 | 175.00 | 236.00 | 389.00 | 536.50 | 754.00 | 749.00 | 619.00 | 498.50 | 276.50 | 141.50 | 4618.00 | |||||||||||||
1943 | 127.50 | 214.00 | 268.00 | 336.50 | 422.50 | 458.00 | 669.00 | 729.00 | 699.00 | 507.00 | 265.00 | 101.50 | 4797.00 | |||||||||||||
1944 | 80.00 | 48.50 | 169.00 | 185.50 | 367.00 | 414.50 | 607.00 | 685.00 | 609.00 | 468.50 | 211.50 | 146.50 | 3992.00 | |||||||||||||
1945 | 79.00 | 100.00 | 97.00 | 195.00 | 325.50 | 445.50 | 657.00 | 767.00 | 693.50 | 479.00 | 180.50 | 89.00 | 4108.00 | |||||||||||||
1946 | 70.50 | 31.23 | b | 152.50 | 303.50 | 348.50 | 567.00 | 681.00 | 705.00 | 643.50 | 299.00 | 115.50 | 91.00 | 4008.23 | ||||||||||||
1947 | 27.00 | 132.00 | 213.50 | 304.50 | 445.00 | 511.50 | 685.50 | 679.50 | 670.50 | 449.50 | 141.00 | 110.50 | 4370.00 | |||||||||||||
1948 | 143.50 | 60.00 | 74.00 | 244.50 | 332.00 | 357.50 | 634.50 | 644.00 | 630.00 | 437.50 | 184.50 | 36.50 | 3778.50 | |||||||||||||
1949 | 2.50 | 47.50 | 89.50 | 333.00 | 375.00 | 563.50 | 651.00 | 665.00 | 645.00 | 356.00 | 339.00 | 56.00 | 4123.00 | |||||||||||||
1950 | 15.50 | 82.00 | 142.00 | 297.50 | 279.50 | 427.50 | 605.50 | 616.50 | 513.50 | 471.00 | 273.00 | 193.00 | 3916.50 | |||||||||||||
1951 | 58.50 | 85.50 | 207.18 | a | 275.00 | 400.50 | 504.50 | 697.50 | 674.50 | 621.00 | 443.00 | 219.50 | 64.00 | 4250.68 | ||||||||||||
1952 | 44.00 | 74.50 | 78.00 | 246.00 | 487.50 | 435.00 | 688.00 | 724.50 | 678.00 | 468.00 | 156.50 | 58.00 | 4138.00 | |||||||||||||
1953 | 171.00 | 86.50 | 161.00 | 207.00 | 317.50 | 467.50 | 761.00 | 654.50 | 582.50 | 444.50 | 241.50 | 79.00 | 4173.50 | |||||||||||||
1954 | 59.00 | 202.00 | 119.50 | 310.00 | 417.00 | 496.67 | c | 788.50 | 676.50 | 609.00 | 366.50 | 263.00 | 82.50 | 4390.17 | ||||||||||||
1955 | 32.00 | 72.00 | 197.50 | 209.00 | 346.00 | 513.00 | 655.00 | 777.50 | 690.00 | 355.50 | 181.50 | 85.50 | 4114.50 | |||||||||||||
1956 | 64.50 | 3.00 | 176.50 | 221.00 | 424.00 | 581.38 | a | 689.50 | 658.50 | 693.50 | 368.50 | 299.50 | 0.00 | z | 4179.88 | |||||||||||
1957 | 74.00 | 174.50 | 165.50 | 256.50 | 341.00 | 631.50 | 753.00 | 769.50 | 614.50 | 368.50 | 133.50 | 151.50 | 4433.50 | |||||||||||||
1958 | 91.50 | 142.00 | 92.00 | 318.50 | 494.50 | 575.50 | 713.50 | 784.00 | 680.50 | 575.00 | 215.50 | 198.50 | 4881.00 | |||||||||||||
1959 | 136.50 | 68.00 | 295.50 | 429.00 | 412.00 | 632.00 | 828.50 | 768.50 | 653.00 | 481.00 | 301.50 | 143.50 | 5149.00 | |||||||||||||
1960 | 59.00 | 69.50 | 250.50 | 329.50 | 440.50 | 590.50 | 778.00 | 723.50 | 717.50 | 416.00 | 176.50 | 81.00 | 4632.00 | |||||||||||||
1961 | 152.00 | 131.00 | 166.50 | 307.50 | 360.00 | 575.00 | 718.00 | 769.50 | 562.50 | 432.50 | 177.50 | 68.00 | 4420.00 | |||||||||||||
1962 | 132.00 | 71.50 | 67.00 | 368.00 | 372.00 | 490.00 | 676.50 | 749.50 | 639.00 | 436.50 | 214.00 | 114.50 | 4330.50 | |||||||||||||
1963 | 74.50 | 276.00 | 134.00 | 184.00 | 421.00 | 472.00 | 663.50 | 744.50 | 719.50 | 486.50 | 205.00 | 106.50 | 4487.00 | |||||||||||||
1964 | 31.00 | 81.00 | 133.50 | 241.00 | 356.50 | 491.00 | 715.00 | 739.50 | 548.50 | 575.50 | 194.00 | 115.00 | 4221.50 | |||||||||||||
1965 | 139.00 | 102.50 | 149.50 | 294.50 | 386.50 | 426.50 | 635.00 | 792.00 | 516.00 | 533.00 | 258.50 | 109.00 | 4342.00 | |||||||||||||
1966 | 63.00 | 48.00 | 236.00 | 371.50 | 452.50 | 571.00 | 691.50 | 785.50 | 623.00 | 491.50 | 257.50 | 140.00 | 4731.00 | |||||||||||||
1967 | 94.50 | 154.00 | 207.00 | 94.50 | 430.50 | 441.00 | 752.00 | 838.50 | 691.50 | 561.50 | 360.50 | 81.00 | 4706.50 | |||||||||||||
1968 | 111.00 | 243.50 | 237.00 | 299.50 | 424.50 | 542.00 | 747.00 | 693.50 | 642.00 | 491.00 | 282.00 | 103.00 | 4816.00 | |||||||||||||
1969 | 174.50 | 55.00 | 159.50 | 304.00 | 456.00 | 487.00 | 710.00 | 813.50 | 673.00 | 388.50 | 349.00 | 151.50 | 4721.50 | |||||||||||||
1970 | 137.00 | 189.00 | 217.50 | 235.00 | 461.50 | 554.50 | 764.50 | 780.50 | 624.50 | 461.00 | 260.50 | 84.50 | 4770.00 | |||||||||||||
1971 | 149.00 | 111.50 | 214.50 | 236.00 | 345.50 | 514.00 | 723.00 | 838.00 | 653.00 | 381.00 | 149.00 | 29.50 | 4344.00 | |||||||||||||
1972 | 56.00 | 170.00 | 311.50 | 303.50 | 472.00 | 581.00 | 779.00 | 777.00 | 608.50 | 433.48 | a | 189.50 | 136.50 | 4817.98 | ||||||||||||
1973 | 64.00 | 145.50 | 77.00 | 242.00 | 439.50 | 623.00 | 678.50 | 719.50 | 557.50 | 467.00 | 187.00 | 144.00 | 4344.50 | |||||||||||||
1974 | 94.50 | 109.50 | 211.00 | 293.00 | 433.00 | 600.50 | 744.50 | 705.00 | 677.50 | 449.50 | 267.00 | 101.50 | 4686.50 | |||||||||||||
1975 | 160.00 | 85.00 | 124.00 | 164.00 | 384.50 | 480.00 | 687.50 | 665.00 | 679.00 | 410.50 | 217.50 | 128.50 | 4185.50 | |||||||||||||
1976 | 212.50 | 143.00 | 194.00 | 219.00 | 473.50 | 616.00 | 719.00 | 691.50 | 612.00 | 545.00 | 372.50 | 164.00 | 4962.00 | |||||||||||||
1977 | 142.08 | a | 212.00 | 107.50 | 331.50 | 313.00 | 554.00 | 742.00 | 748.50 | 649.50 | 525.00 | 323.00 | 280.55 | a | 4928.63 | |||||||||||
1978 | 144.50 | 163.00 | 296.50 | 251.50 | 479.00 | 659.00 | 742.50 | 728.50 | 653.50 | 572.00 | 172.50 | b | 44.00 | 4906.50 | ||||||||||||
1979 | 68.50 | 72.00 | 171.00 | 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 | 311.50 | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 97.73 | 114.34 | 182.08 | 280.56 | 412.30 | 527.94 | 716.51 | 738.12 | 636.89 | 456.30 | 234.08 | 116.32 | 4510.71 | |||||||||||||
S.D. | 53.92 | 60.01 | 67.83 | 65.94 | 64.14 | 69.64 | 54.22 | 53.20 | 57.22 | 62.99 | 68.52 | 59.29 | 352.74 | |||||||||||||
SKEW | 0.28 | 0.51 | 0.18 | -0.18 | 0.12 | -0.22 | 0.38 | -0.17 | -0.67 | -0.10 | 0.22 | 0.71 | -0.16 | |||||||||||||
MAX | 217.50 | 276.00 | 315.50 | 429.00 | 573.50 | 659.00 | 884.00 | 838.50 | 735.50 | 575.50 | 372.50 | 280.55 | 5149.00 | |||||||||||||
MIN | 2.50 | 3.00 | 67.00 | 94.50 | 279.50 | 357.50 | 605.50 | 616.50 | 484.50 | 299.00 | 115.50 | 5.50 | 3778.50 | |||||||||||||
NO YRS | 48 | 49 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 46 |