YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 136.00 | 93.50 | 215.00 | 373.50 | 591.50 | 591.00 | 812.50 | 758.50 | 603.00 | 368.00 | 106.00 | 58.50 | 4707.00 | |||||||||||||
1932 | 48.05 | a | 93.00 | 197.50 | 323.00 | 444.50 | 653.50 | 657.00 | 746.00 | 605.50 | 438.50 | 220.00 | 61.00 | 4487.55 | ||||||||||||
1933 | 44.00 | 28.00 | 147.00 | 270.50 | 378.00 | 524.50 | 681.50 | 761.50 | 457.00 | 308.50 | 139.50 | 183.00 | 3923.00 | |||||||||||||
1934 | 168.50 | 204.00 | 369.50 | 513.00 | 580.50 | 626.50 | 750.00 | 835.50 | 613.00 | 448.00 | 250.00 | 88.00 | 5446.50 | |||||||||||||
1935 | 102.82 | a | 108.00 | 79.50 | 286.00 | 491.50 | 626.00 | 750.00 | 770.50 | 663.00 | 364.00 | 93.00 | 89.00 | 4423.32 | ||||||||||||
1936 | 101.00 | 29.50 | 130.50 | 410.50 | 559.50 | 648.50 | 755.00 | 802.50 | 576.00 | 456.50 | 122.00 | 118.00 | 4709.50 | |||||||||||||
1937 | 0.00 | 63.50 | 236.00 | 245.00 | 516.50 | 661.50 | 787.00 | 720.00 | 626.00 | 485.50 | 250.00 | 113.50 | 4704.50 | |||||||||||||
1938 | 81.00 | 136.00 | 173.00 | 383.50 | 521.00 | 665.00 | 833.00 | 704.50 | 721.00 | 419.50 | 117.00 | 119.50 | 4874.00 | |||||||||||||
1939 | 119.50 | 43.00 | 202.50 | 395.50 | 505.00 | 574.00 | 788.50 | 811.50 | 613.00 | 433.50 | 271.00 | 214.00 | 4971.00 | |||||||||||||
1940 | 124.50 | 159.00 | 291.00 | 400.50 | 594.50 | 696.50 | 789.50 | 815.50 | 688.50 | 496.00 | 109.50 | 152.00 | 5317.00 | |||||||||||||
1941 | 134.50 | 163.50 | 369.50 | 408.50 | 525.50 | 615.00 | 909.50 | 785.00 | 554.50 | 422.00 | 229.50 | 118.50 | 5235.50 | |||||||||||||
1942 | 56.50 | 82.50 | 192.00 | 361.00 | 486.00 | 573.00 | 835.00 | 856.00 | 650.00 | 458.50 | 116.50 | 120.00 | 4787.00 | |||||||||||||
1943 | 35.00 | 104.74 | a | 137.50 | 391.00 | 443.50 | 596.00 | 842.54 | c | 728.00 | 702.50 | 433.50 | 190.00 | 66.00 | 4670.28 | |||||||||||
1944 | 90.50 | 73.50 | 159.50 | 331.00 | 472.00 | 610.00 | 793.00 | 753.00 | 698.00 | 519.00 | 170.00 | 44.00 | 4713.50 | |||||||||||||
1945 | 111.50 | 98.50 | 131.00 | 236.00 | 528.50 | 565.00 | 794.00 | 770.00 | 574.50 | 435.00 | 164.00 | 131.50 | 4539.50 | |||||||||||||
1946 | 110.00 | 108.50 | 199.50 | 337.00 | 626.00 | 604.50 | 808.50 | 799.00 | 635.50 | 331.50 | 112.00 | 134.50 | 4806.50 | |||||||||||||
1947 | 50.50 | 165.00 | 307.00 | 408.00 | 621.00 | 622.50 | 796.50 | 764.00 | 661.50 | 462.00 | 183.50 | 139.00 | 5180.50 | |||||||||||||
1948 | 59.00 | 90.00 | 158.50 | 247.00 | 489.59 | b | 760.86 | a | 767.50 | 742.00 | 622.00 | 396.00 | 147.00 | 25.00 | 4504.45 | |||||||||||
1949 | 1.50 | 82.50 | 214.50 | 373.50 | 603.50 | 604.00 | 732.00 | 745.00 | 655.00 | 278.00 | 367.00 | 0.00 | z | 4656.50 | ||||||||||||
1950 | 15.00 | 107.50 | 135.22 | b | 250.00 | 415.50 | 651.50 | 770.00 | 808.50 | 613.50 | 337.00 | 158.50 | 209.50 | 4471.72 | ||||||||||||
1951 | 62.00 | 97.50 | 100.00 | 372.50 | 505.00 | 691.00 | 786.00 | 766.00 | 668.00 | 400.50 | 150.00 | 39.00 | 4637.50 | |||||||||||||
1952 | 50.00 | 100.50 | 147.00 | 353.00 | 510.50 | 594.11 | b | 809.00 | 774.00 | 665.50 | 500.50 | 124.50 | 95.50 | 4724.11 | ||||||||||||
1953 | 190.50 | 100.00 | 175.00 | 280.34 | a | 461.00 | 522.00 | 730.00 | 750.00 | 586.00 | 401.50 | 188.00 | 77.50 | 4461.84 | ||||||||||||
1954 | 29.50 | 100.00 | 85.00 | 210.50 | 472.00 | 475.50 | 624.00 | 585.50 | 516.00 | 262.00 | 236.00 | 50.50 | 3646.50 | |||||||||||||
1955 | 27.00 | 31.50 | 56.83 | a | 147.50 | 393.00 | 594.50 | 654.50 | 682.00 | 541.00 | 365.50 | 119.50 | 75.00 | 3687.83 | ||||||||||||
1956 | 68.00 | 15.00 | 118.50 | 363.00 | 584.50 | 545.50 | 811.00 | 772.00 | 588.00 | 308.00 | 126.50 | 94.00 | 4394.00 | |||||||||||||
1957 | 11.50 | 70.00 | 185.00 | 363.00 | 609.50 | 660.50 | 718.50 | 696.00 | 719.00 | 377.00 | 133.00 | 118.50 | 4661.50 | |||||||||||||
1958 | 135.50 | 228.50 | 143.50 | 305.00 | 628.00 | 769.00 | 923.50 | 840.50 | 600.00 | 423.00 | 178.50 | 173.50 | 5348.50 | |||||||||||||
1959 | 106.00 | 66.00 | 147.50 | 284.00 | 415.50 | 588.50 | 788.00 | 686.00 | 530.00 | 375.00 | 126.50 | 46.00 | 4159.00 | |||||||||||||
1960 | 36.50 | 79.00 | 165.50 | 283.00 | 379.50 | 563.50 | 793.50 | 680.50 | 560.50 | 387.00 | 122.50 | 49.50 | 4100.50 | |||||||||||||
1961 | 124.50 | 139.50 | 195.00 | 239.00 | 456.00 | 704.50 | 816.50 | 856.50 | 535.50 | 320.50 | 91.50 | 78.00 | 4557.00 | |||||||||||||
1962 | 33.50 | i | 136.50 | 119.00 | 337.00 | 355.50 | 571.50 | 712.50 | 689.00 | 603.00 | 380.27 | a | 218.50 | 116.50 | 4239.27 | |||||||||||
1963 | 24.00 | 209.00 | 128.00 | 263.50 | 469.50 | 551.00 | 684.50 | 743.00 | 706.00 | 435.50 | 184.50 | 112.50 | 4511.00 | |||||||||||||
1964 | 73.50 | 70.00 | 136.00 | 213.00 | 411.50 | 547.00 | 718.00 | 695.00 | 566.00 | 402.00 | 107.50 | 39.50 | 3979.00 | |||||||||||||
1965 | 62.50 | 106.00 | 175.50 | 326.50 | 407.50 | 589.50 | 822.50 | 814.50 | 513.00 | 485.00 | 249.00 | 78.50 | 4630.00 | |||||||||||||
1966 | 74.50 | 65.50 | 179.00 | 333.50 | 475.00 | 584.50 | 723.00 | 744.00 | 666.00 | 360.50 | 196.00 | 143.50 | 4545.00 | |||||||||||||
1967 | 103.50 | 99.00 | 89.00 | 187.50 | 467.50 | 729.50 | 776.50 | 925.50 | 712.00 | 430.00 | 188.00 | 100.00 | 4808.00 | |||||||||||||
1968 | 98.00 | 182.00 | 244.50 | 244.00 | 481.50 | 602.00 | 821.00 | 704.00 | 597.50 | 336.50 | 155.00 | 45.50 | 4511.50 | |||||||||||||
1969 | 21.50 | 30.50 | 198.00 | 273.50 | 568.50 | 741.00 | 744.50 | 695.00 | 618.50 | 340.00 | 202.50 | 98.50 | 4532.00 | |||||||||||||
1970 | 93.00 | 141.50 | 197.50 | 215.00 | 457.50 | 688.50 | 769.50 | 758.50 | 515.00 | 324.00 | 175.50 | 40.50 | 4376.00 | |||||||||||||
1971 | 95.50 | 93.50 | 94.00 | 265.00 | 506.50 | 509.00 | 789.50 | 862.50 | 536.50 | 350.50 | 161.50 | 22.00 | 4286.00 | |||||||||||||
1972 | 37.50 | 112.50 | 226.00 | 187.50 | 563.50 | 599.00 | 798.00 | 824.00 | 526.00 | 311.00 | 165.50 | 106.50 | 4457.00 | |||||||||||||
1973 | 68.00 | 103.00 | 197.50 | 311.00 | 528.50 | 610.00 | 805.00 | 662.00 | 649.00 | 354.50 | 93.00 | 119.50 | 4501.00 | |||||||||||||
1974 | 77.50 | 64.00 | 179.28 | a | 281.00 | 394.50 | 644.50 | 738.00 | 809.00 | 726.00 | 398.00 | 190.00 | 120.50 | 4622.28 | ||||||||||||
1975 | 64.50 | 68.50 | 101.50 | 176.00 | 476.50 | 578.00 | 796.38 | b | 687.50 | 640.71 | b | 343.50 | 157.50 | 105.50 | 4196.09 | |||||||||||
1976 | 87.00 | 45.00 | 102.50 | 266.00 | 494.50 | 551.00 | 727.50 | 691.00 | 656.50 | 385.50 | 198.00 | 85.50 | 4290.00 | |||||||||||||
1977 | 58.00 | 173.70 | a | 115.50 | 357.50 | 387.50 | 658.50 | 719.50 | 894.50 | 556.00 | 349.00 | 129.00 | 84.00 | 4482.70 | ||||||||||||
1978 | 105.00 | 160.50 | 266.00 | 316.50 | 431.50 | 719.50 | 817.00 | 760.50 | 577.00 | 427.50 | 0.00 | z | 33.50 | 4614.50 | ||||||||||||
1979 | 9.00 | 79.50 | 260.00 | 311.50 | 543.00 | 617.50 | 817.50 | 759.50 | 691.50 | 434.50 | 103.50 | 142.27 | c | 4769.27 | ||||||||||||
1980 | 19.50 | 112.50 | 142.00 | 371.50 | 472.00 | 542.00 | 773.50 | 720.00 | 615.00 | 415.50 | 207.50 | 179.00 | 4570.00 | |||||||||||||
1981 | 74.50 | 142.50 | 254.50 | 306.00 | 482.50 | 579.50 | 738.00 | 899.50 | 648.50 | 317.50 | 218.50 | 81.50 | 4743.00 | |||||||||||||
1982 | 77.50 | 102.50 | 150.00 | 232.00 | 497.50 | 720.00 | 735.50 | 804.00 | 650.50 | 403.00 | 111.50 | 0.00 | z | 4484.00 | ||||||||||||
1983 | 158.50 | 172.00 | 0.00 | z | 327.00 | 577.50 | 608.50 | 756.50 | 822.50 | 542.00 | 365.50 | 227.00 | 38.50 | 4595.50 | ||||||||||||
1984 | 160.00 | 131.00 | 272.00 | 265.50 | 423.00 | 593.00 | 806.00 | 781.00 | 609.00 | 325.00 | 148.00 | 20.50 | 4534.00 | |||||||||||||
1985 | 18.00 | 50.50 | 119.00 | 344.50 | 514.50 | 658.00 | 919.50 | 807.00 | 554.50 | 358.50 | 86.00 | 19.00 | 4449.00 | |||||||||||||
1986 | 147.50 | 139.50 | 320.00 | 269.50 | 512.50 | 731.50 | 706.00 | 922.50 | 572.00 | 472.50 | 175.50 | 85.50 | 5054.50 | |||||||||||||
1987 | 96.50 | 159.00 | 262.50 | 410.00 | 580.00 | 731.00 | 778.50 | 850.50 | 700.00 | 491.00 | 260.00 | 61.50 | 5380.50 | |||||||||||||
1988 | 53.00 | 150.50 | 185.00 | 347.00 | 497.00 | 600.00 | 800.50 | 792.00 | 627.50 | 514.50 | 188.50 | 97.00 | 4852.50 | |||||||||||||
1989 | 85.00 | 39.00 | 152.50 | 418.00 | 507.00 | 693.10 | a | 738.50 | 773.50 | 679.00 | 408.50 | 216.50 | 109.50 | 4820.10 | ||||||||||||
1990 | 96.50 | 85.00 | 238.00 | 391.00 | 482.00 | 636.00 | 880.00 | 865.00 | 713.00 | 334.50 | 186.50 | 47.00 | 4954.50 | |||||||||||||
1991 | 76.50 | 222.00 | 139.50 | 289.50 | 436.00 | 562.50 | 828.50 | 847.00 | 698.50 | 389.50 | 210.00 | 123.50 | 4823.00 | |||||||||||||
1992 | 138.00 | 219.00 | 323.00 | 398.00 | 620.50 | 747.50 | 837.50 | 841.50 | 603.50 | 428.00 | 160.50 | 29.00 | 5346.00 | |||||||||||||
1993 | 59.50 | 75.50 | 221.50 | 327.50 | 639.50 | 624.50 | 698.50 | 811.50 | 663.50 | 463.00 | 82.50 | 104.00 | 4771.00 | |||||||||||||
1994 | 156.50 | 58.50 | 276.00 | 381.50 | 546.00 | 589.00 | 847.50 | 808.00 | 725.00 | 349.00 | 74.00 | 89.50 | 4900.50 | |||||||||||||
1995 | 131.00 | 196.00 | 211.00 | 303.00 | 596.00 | 658.00 | 838.00 | 720.50 | 741.50 | 0.00 | z | 299.00 | 137.00 | 4831.00 | ||||||||||||
1996 | 105.50 | 133.00 | 259.50 | 382.00 | 423.00 | 617.00 | 869.50 | 836.00 | 576.00 | 375.50 | 174.00 | 79.50 | 4830.50 | |||||||||||||
1997 | 0.00 | z | 107.00 | 210.50 | 325.00 | 632.00 | 635.50 | 816.50 | 910.00 | 715.50 | 401.00 | 280.00 | 70.50 | 5103.50 | ||||||||||||
1998 | 162.50 | 187.50 | 275.00 | 361.00 | 528.50 | 693.00 | 940.00 | 869.50 | 746.00 | 437.50 | 290.50 | 162.50 | 5653.50 | |||||||||||||
1999 | 143.50 | 153.00 | 197.00 | 322.50 | 471.00 | 664.00 | 826.50 | 876.50 | 681.00 | 436.50 | 296.50 | 115.50 | 5183.50 | |||||||||||||
2000 | 72.50 | 148.50 | 211.50 | 417.00 | 530.00 | 690.00 | 811.00 | 787.00 | 662.00 | 428.00 | 124.00 | 89.00 | 4970.50 | |||||||||||||
2001 | 95.00 | 66.50 | 232.50 | 292.00 | 544.50 | 575.50 | 743.00 | 820.00 | 649.50 | 364.50 | 235.50 | 101.00 | 4719.50 | |||||||||||||
2002 | 150.50 | 123.50 | 116.00 | 303.50 | 440.50 | 682.50 | 811.50 | 815.50 | 635.00 | 394.50 | 212.50 | 101.50 | 4787.00 | |||||||||||||
2003 | 186.00 | 95.50 | 260.00 | 307.50 | 511.50 | 724.00 | 863.00 | 837.00 | 711.50 | 507.00 | 97.00 | 87.50 | 5187.50 | |||||||||||||
2004 | 88.50 | 0.00 | z | 186.00 | g | 444.00 | 581.00 | 715.34 | a | 908.00 | 877.50 | 612.00 | 463.00 | 175.50 | 99.50 | 4964.34 | ||||||||||
2005 | 163.50 | 0.00 | z | 325.50 | 369.50 | 610.00 | 627.00 | 827.50 | 854.00 | 581.50 | 471.00 | 107.00 | 105.50 | 5042.00 | ||||||||||||
2006 | 146.00 | 88.00 | 189.50 | 341.50 | 515.63 | a | 702.50 | 430.50 | n | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1983.13 | ||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 87.09 | 110.26 | 190.77 | 319.18 | 505.25 | 629.87 | 786.49 | 784.45 | 626.82 | 399.63 | 173.39 | 94.65 | 4679.97 | |||||||||||||
S.D. | 47.57 | 50.63 | 69.81 | 69.45 | 70.59 | 64.97 | 62.86 | 68.45 | 65.13 | 59.17 | 60.85 | 43.71 | 393.22 | |||||||||||||
SKEW | 0.15 | 0.42 | 0.50 | -0.10 | 0.05 | 0.16 | 0.02 | -0.16 | -0.19 | 0.00 | 0.63 | 0.43 | -0.08 | |||||||||||||
MAX | 190.50 | 228.50 | 369.50 | 513.00 | 639.50 | 769.00 | 940.00 | 925.50 | 746.00 | 519.00 | 367.00 | 214.00 | 5653.50 | |||||||||||||
MIN | 0.00 | 15.00 | 56.83 | 147.50 | 355.50 | 475.50 | 624.00 | 585.50 | 457.00 | 262.00 | 74.00 | 19.00 | 3646.50 | |||||||||||||
NO YRS | 74 | 74 | 74 | 76 | 76 | 76 | 75 | 75 | 75 | 74 | 74 | 73 | 66 |