YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1923 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 685.32 | c | 429.00 | 170.00 | 1.50 | 0.00 | 1285.82 | |||||
1924 | 0.00 | a | 0.00 | 0.00 | 44.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 44.00 | ||||
1925 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 284.50 | s | 871.00 | 811.50 | 523.50 | 102.00 | 4.00 | 0.00 | z | 2312.00 | ||||||
1926 | 0.00 | 0.00 | z | 17.50 | 119.50 | 465.50 | 770.00 | 839.50 | 755.00 | 592.50 | 355.50 | 22.50 | 5.50 | 3943.00 | ||||||||||||
1927 | 4.00 | i | 0.00 | m | 17.50 | 191.38 | a | 455.00 | 621.96 | b | 712.50 | f | 733.67 | a | 543.00 | 284.50 | 38.00 | 0.00 | 2885.01 | |||||||
1928 | 0.00 | 0.00 | 46.50 | 166.50 | 494.00 | 693.21 | b | 682.00 | g | 741.00 | 704.50 | 330.00 | 11.00 | t | 0.00 | 3175.71 | ||||||||||
1929 | 0.00 | 0.50 | 24.00 | 120.50 | 453.00 | 653.79 | a | 800.83 | a | 752.00 | 594.50 | 350.00 | 3.00 | 0.00 | 3752.13 | |||||||||||
1930 | 0.00 | 24.00 | 5.00 | 237.50 | 269.00 | 701.00 | 783.55 | b | 740.00 | 568.00 | 160.50 | g | 32.00 | t | 0.00 | 3328.05 | ||||||||||
1931 | 0.50 | 3.50 | 35.00 | 246.00 | 512.50 | 675.50 | 912.00 | 696.00 | 648.50 | 381.54 | e | 89.00 | 0.00 | 4200.04 | ||||||||||||
1932 | 0.00 | 2.50 | 21.50 | 199.50 | 414.50 | 629.50 | 865.00 | 826.50 | 682.00 | 200.00 | h | 59.50 | 1.60 | b | 3702.10 | |||||||||||
1933 | 0.00 | e | 0.00 | e | 12.50 | 88.50 | 267.50 | 708.50 | 960.50 | 888.50 | 760.50 | 435.00 | 117.50 | 1.00 | 4240.00 | |||||||||||
1934 | 0.00 | 7.00 | 222.00 | 357.50 | 646.50 | 617.50 | 934.00 | 805.50 | 653.50 | 446.00 | 146.50 | 8.00 | 4844.00 | |||||||||||||
1935 | 12.50 | 15.00 | 15.00 | 197.00 | 296.50 | 749.40 | e | 917.00 | 697.00 | 589.00 | 311.00 | 9.50 | 0.00 | 3808.90 | ||||||||||||
1936 | 0.00 | 0.00 | 64.00 | 286.50 | 556.00 | 790.00 | 882.00 | 762.00 | 571.50 | 311.50 | 37.00 | 0.00 | 4260.50 | |||||||||||||
1937 | 0.00 | a | 0.00 | m | 17.57 | a | 159.50 | 458.50 | 434.00 | i | 857.00 | 604.50 | j | 680.50 | 386.00 | 66.50 | 2.00 | 2627.57 | ||||||||
1938 | 0.00 | 0.00 | 0.00 | i | 189.50 | 407.50 | 684.50 | 807.00 | 772.50 | 701.50 | 318.50 | 11.00 | 2.50 | 3894.50 | ||||||||||||
1939 | 0.00 | 0.00 | 80.00 | 246.00 | 269.50 | k | 681.43 | b | 891.00 | 807.50 | 424.00 | g | 289.00 | 91.50 | 34.50 | 3120.93 | ||||||||||
1940 | 11.50 | 2.50 | 92.50 | 191.50 | 532.50 | 699.00 | 853.00 | 585.50 | h | 445.50 | i | 318.50 | 26.50 | f | 13.50 | i | 2701.00 | |||||||||
1941 | 0.50 | i | 1.50 | 3.00 | 49.00 | 239.50 | j | 428.00 | i | 779.00 | 670.50 | 499.00 | 163.55 | b | 26.50 | i | 0.00 | g | 2165.55 | |||||||
1942 | 0.00 | 0.00 | 25.00 | 0.00 | z | 366.50 | 635.50 | 898.00 | 756.50 | 623.50 | 287.00 | 96.35 | d | 1.00 | 3689.35 | |||||||||||
1943 | 0.00 | i | 23.69 | b | 49.00 | 302.00 | 456.00 | 634.00 | 878.00 | 723.50 | 437.50 | h | 328.00 | 68.50 | 0.00 | 3462.69 | ||||||||||
1944 | 0.50 | 0.00 | 0.00 | 45.00 | e | 236.50 | h | 545.77 | d | 808.58 | a | 827.00 | 462.50 | f | 375.62 | a | 32.00 | 0.00 | 2634.47 | |||||||
1945 | 0.00 | 0.00 | 1.50 | 152.50 | 249.50 | j | 528.50 | 474.50 | m | 752.00 | 619.50 | 240.00 | j | 35.50 | 0.00 | 2089.50 | ||||||||||
1946 | 0.00 | 0.00 | 51.50 | 301.00 | 354.50 | 690.00 | 788.00 | 730.57 | a | 585.00 | 118.00 | 0.00 | 8.50 | 3627.07 | ||||||||||||
1947 | 0.00 | 13.50 | 39.00 | 130.00 | 435.50 | 546.50 | 830.50 | 687.50 | 664.50 | 292.00 | 16.50 | 0.50 | 3656.00 | |||||||||||||
1948 | 0.00 | 2.00 | 0.00 | 182.00 | 388.00 | 592.50 | 766.50 | 759.00 | 651.00 | 326.00 | 3.50 | 0.00 | 3670.50 | |||||||||||||
1949 | 0.00 | 0.00 | 9.00 | 204.00 | 316.50 | 583.00 | 776.50 | 788.00 | 699.50 | 267.00 | 158.00 | 18.50 | 3820.00 | |||||||||||||
1950 | 3.00 | 10.00 | 56.50 | h | 291.00 | 399.00 | 670.34 | a | 745.50 | 778.50 | 555.00 | 515.00 | 136.00 | g | 14.00 | l | 3967.34 | |||||||||
1951 | 3.50 | f | 14.52 | a | 33.58 | a | 106.00 | 382.50 | 567.50 | 863.00 | 736.00 | 463.00 | h | 325.50 | d | 12.93 | a | 0.00 | 3041.53 | |||||||
1952 | 0.00 | 1.12 | c | 8.50 | 133.00 | 478.36 | b | 654.31 | a | 621.50 | g | 806.50 | 653.50 | 492.50 | 52.00 | 0.00 | a | 3279.79 | ||||||||
1953 | 3.50 | 0.00 | 67.50 | 147.50 | 223.56 | e | 467.50 | g | 802.50 | 146.50 | y | 473.50 | j | 346.00 | 86.50 | j | 0.00 | l | 1590.56 | |||||||
1954 | 4.00 | f | 54.00 | 25.00 | 276.00 | 449.00 | 629.48 | a | 789.47 | a | 679.23 | c | 656.67 | c | 378.20 | a | 78.00 | 7.00 | 4022.05 | |||||||
1955 | 0.00 | 2.07 | a | 14.50 | 103.50 | 366.00 | 607.76 | a | 709.50 | 634.00 | 599.00 | 453.12 | a | 40.86 | a | 5.50 | 3535.81 | |||||||||
1956 | 11.00 | 0.00 | 80.00 | 148.00 | 470.68 | a | 750.00 | 810.00 | 736.00 | 723.50 | 328.00 | 46.50 | 0.00 | 4103.68 | ||||||||||||
1957 | 0.00 | 35.50 | 19.00 | 125.00 | 279.50 | 713.50 | 859.00 | 780.00 | 634.00 | 210.50 | 2.00 | 0.00 | 3658.00 | |||||||||||||
1958 | 0.00 | 12.00 | 4.00 | 132.00 | 578.00 | 710.00 | 884.00 | 786.50 | 586.00 | 351.50 | 58.50 | 7.00 | 4109.50 | |||||||||||||
1959 | 0.00 | 0.00 | 34.50 | 281.50 | 361.50 | 786.00 | 914.50 | 694.50 | 586.50 | 325.00 | 17.50 | 3.00 | 4004.50 | |||||||||||||
1960 | 0.00 | 0.00 | 59.00 | 192.50 | 409.50 | 753.00 | 871.00 | 770.00 | 682.00 | 257.41 | c | 39.31 | a | 2.00 | 4035.72 | |||||||||||
1961 | 0.50 | 2.50 | 29.50 | 176.50 | 393.50 | 739.50 | 862.50 | 758.00 | 536.00 | 319.00 | 3.00 | 0.00 | 3820.50 | |||||||||||||
1962 | 0.00 | 5.50 | 9.00 | 277.00 | 335.00 | 620.00 | 828.00 | 886.00 | 637.50 | 340.50 | 137.50 | 1.50 | 4077.50 | |||||||||||||
1963 | 0.00 | 51.00 | 39.00 | 101.00 | 487.00 | 550.50 | 857.00 | 660.00 | 665.00 | 409.50 | 58.50 | 0.00 | 3878.50 | |||||||||||||
1964 | 0.00 | 0.00 | 26.50 | 122.50 | 351.00 | 604.00 | 841.00 | 655.00 | 540.00 | 428.50 | 26.50 | 0.50 | 3595.50 | |||||||||||||
1965 | 2.50 | 0.00 | 4.50 | 151.00 | 279.50 | 485.50 | 823.50 | 777.00 | 510.50 | 397.00 | 104.50 | 12.00 | 3547.50 | |||||||||||||
1966 | 0.00 | 0.00 | 44.00 | 172.00 | 509.50 | 670.00 | 860.50 | 787.00 | 552.50 | 258.50 | 54.00 | 0.00 | 3908.00 | |||||||||||||
1967 | 0.00 | 3.50 | 60.00 | 39.00 | 344.00 | 536.50 | 784.50 | 794.50 | 587.50 | 377.50 | 87.50 | 0.00 | 3614.50 | |||||||||||||
1968 | 0.00 | 5.50 | 23.00 | 104.50 | 374.00 | 665.50 | 758.50 | 619.50 | 598.50 | 318.00 | 26.40 | e | 0.00 | s | 3493.40 | |||||||||||
1969 | 0.00 | 0.00 | 17.00 | 0.00 | z | 401.50 | 0.00 | z | 809.00 | 856.00 | 645.00 | 171.00 | 19.50 | 0.00 | 2919.00 | |||||||||||
1970 | 0.00 | a | 12.00 | 7.50 | 65.50 | 447.50 | 691.50 | 611.00 | h | 0.00 | z | 0.00 | z | 20.00 | w | 43.45 | a | 0.00 | 1267.45 | |||||||
1971 | 10.50 | 0.54 | b | 61.50 | 86.00 | 237.00 | 658.00 | 916.50 | 691.00 | 609.50 | 184.97 | a | 30.50 | 0.00 | 3486.01 | |||||||||||
1972 | 0.00 | 22.00 | 0.00 | z | 200.50 | 402.48 | a | 653.00 | 852.00 | 724.50 | 565.50 | 181.50 | 0.00 | a | 0.00 | 3601.48 | ||||||||||
1973 | 0.00 | 0.00 | 0.00 | 71.50 | 445.50 | 620.00 | 750.50 | 783.00 | 569.00 | 316.50 | 41.00 | 0.00 | 3597.00 | |||||||||||||
1974 | 0.00 | 0.00 | a | 49.00 | 144.00 | 416.00 | 744.00 | 746.50 | 679.50 | 505.50 | 283.00 | 7.00 | 0.00 | 3574.50 | ||||||||||||
1975 | 0.00 | 0.00 | 14.47 | a | 27.50 | 249.00 | 537.50 | 751.00 | 731.00 | 568.50 | 291.18 | c | 54.50 | 0.50 | 3225.15 | |||||||||||
1976 | 6.64 | c | 1.55 | a | 12.92 | a | 72.93 | a | 128.50 | q | 651.92 | d | 605.00 | f | 751.23 | a | 467.50 | 214.70 | d | 54.50 | 0.00 | z | 2233.90 | |||
1977 | 0.00 | a | 18.85 | b | 11.33 | e | 194.00 | 242.00 | 699.50 | 820.43 | b | 773.00 | 567.00 | 351.00 | 43.50 | 1.00 | 3721.60 | |||||||||
1978 | 0.00 | 0.00 | 42.00 | 71.50 | 316.50 | 660.00 | 813.50 | 688.00 | 530.00 | 386.50 | 27.50 | 0.00 | 3535.50 | |||||||||||||
1979 | 0.00 | 0.00 | 1.50 | 99.50 | 272.00 | 69.00 | y | 194.50 | x | 625.00 | 583.00 | 270.00 | 0.50 | 0.00 | 1851.50 | |||||||||||
1980 | 0.00 | 0.00 | 0.00 | 49.00 | 116.00 | 616.50 | 838.00 | 0.00 | z | 585.00 | 346.00 | 83.50 | 16.50 | 2650.50 | ||||||||||||
1981 | 7.50 | 18.00 | 12.00 | 212.50 | 340.50 | 726.00 | 755.50 | 813.00 | 592.76 | a | 196.33 | a | 65.50 | 6.00 | 3745.59 | |||||||||||
1982 | 0.00 | 3.50 | 0.00 | 127.00 | 327.00 | 535.00 | 738.00 | 737.50 | 557.00 | 205.00 | 12.50 | 0.00 | z | 3242.50 | ||||||||||||
1983 | 1.00 | 0.00 | 3.50 | 30.50 | 344.50 | 539.00 | 787.00 | 695.00 | 634.66 | a | 220.00 | 38.50 | 0.00 | 3293.66 | ||||||||||||
1984 | 0.00 | 3.50 | 16.50 | 108.50 | 516.00 | 582.50 | 697.50 | 682.00 | 587.59 | a | 131.50 | 30.50 | 0.00 | 3356.09 | ||||||||||||
1985 | 0.00 | 0.00 | 4.50 | 208.50 | 417.00 | 686.50 | 106.50 | y | 787.40 | a | 413.50 | 205.50 | 27.32 | b | 0.00 | 2750.22 | ||||||||||
1986 | 5.00 | 23.50 | 126.50 | 163.00 | 410.00 | 702.50 | 722.30 | a | 763.50 | 453.50 | 198.50 | 12.00 | 0.00 | 3580.30 | ||||||||||||
1987 | 0.00 | 8.00 | 19.50 | 288.00 | 402.00 | 684.00 | 754.00 | 746.50 | 562.00 | 404.00 | 15.00 | 0.00 | 3883.00 | |||||||||||||
1988 | 1.00 | 12.50 | 61.00 | 169.50 | 388.50 | 712.50 | 837.50 | 750.00 | 566.00 | 423.50 | 75.00 | 0.00 | 3997.00 | |||||||||||||
1989 | 0.00 | 20.00 | 104.00 | 313.00 | 421.00 | 658.00 | 846.00 | 456.00 | m | 617.50 | 280.00 | 50.00 | 0.00 | 3309.50 | ||||||||||||
1990 | 0.00 | 6.00 | 72.50 | 171.00 | 347.00 | 719.00 | 774.50 | 682.50 | 567.00 | 351.50 | 77.50 | 0.00 | 3768.50 | |||||||||||||
1991 | 0.00 | 6.50 | 7.50 | 57.00 | 303.00 | 557.00 | 817.00 | 787.00 | 567.50 | 409.00 | 36.50 | 0.00 | 3548.00 | |||||||||||||
1992 | 0.00 | 1.00 | 7.00 | 241.00 | 410.50 | 614.50 | 714.50 | 681.00 | 605.50 | 355.00 | 9.11 | b | 0.00 | 3639.11 | ||||||||||||
1993 | 0.00 | 0.00 | 23.50 | 133.00 | 475.50 | 624.00 | 738.50 | 724.00 | 570.50 | 238.00 | 0.00 | z | 0.00 | j | 3527.00 | |||||||||||
1994 | 0.00 | j | 0.00 | 16.50 | q | 145.00 | 157.50 | p | 494.50 | j | 197.50 | x | 189.50 | y | 178.50 | u | 157.50 | h | 5.00 | l | 0.00 | v | 145.00 | |||
1995 | 0.00 | 0.00 | u | 17.50 | q | 10.50 | y | 78.50 | s | 71.00 | z | 25.50 | z | 246.00 | u | 199.50 | u | 23.50 | z | 0.00 | z | 0.00 | z | 0.00 | ||
1996 | 0.00 | z | 2.50 | t | 21.00 | w | 0.00 | z | 105.00 | x | 214.50 | u | 419.50 | o | 661.50 | f | 157.00 | t | 354.50 | 13.50 | y | 0.00 | z | 354.50 | ||
1997 | 0.00 | k | 0.00 | r | 34.00 | s | 35.00 | u | 171.00 | u | 0.00 | z | 223.50 | w | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | |
1998 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 92.50 | z | 49.50 | z | 5.00 | z | 0.00 | z | 0.00 | |
1999 | 0.00 | z | 0.00 | z | 9.00 | z | 0.00 | z | 96.00 | v | 111.00 | y | 47.00 | z | 126.50 | z | 93.50 | z | 118.50 | w | 6.50 | z | 0.00 | z | 0.00 | |
2000 | 3.00 | z | 2.50 | z | 1.50 | z | 0.00 | z | 31.00 | z | 47.50 | z | 0.00 | z | 131.50 | x | 46.00 | z | 31.00 | x | 0.00 | z | 0.00 | z | 0.00 | |
2001 | 0.00 | s | 0.00 | s | 16.00 | t | 44.00 | t | 14.00 | z | 24.00 | z | 124.50 | z | 46.00 | z | 173.50 | w | 164.00 | s | 0.00 | y | 0.00 | z | 0.00 | |
2002 | 0.00 | z | 0.50 | t | 14.00 | z | 17.50 | x | 0.00 | z | 20.50 | z | 105.00 | z | 44.00 | z | 0.00 | z | 18.50 | z | 0.00 | z | 0.00 | z | 0.00 | |
2003 | 6.50 | u | 0.00 | x | 2.50 | v | 29.00 | w | 69.50 | z | 122.50 | y | 143.50 | y | 25.50 | z | 176.00 | v | 89.00 | y | 0.00 | z | 0.00 | y | 0.00 | |
2004 | 0.00 | z | 0.00 | z | 17.50 | y | 0.00 | z | 71.00 | z | 102.50 | y | 124.00 | z | 99.50 | z | 20.00 | z | 16.50 | z | 6.00 | t | 0.00 | s | 0.00 | |
2005 | 0.50 | z | 0.00 | s | 0.00 | z | 0.00 | z | 37.00 | z | 52.50 | z | 142.00 | z | 234.00 | u | 66.00 | z | 75.00 | w | 37.50 | u | 0.00 | t | 0.00 | |
2006 | 0.00 | y | 2.50 | s | 8.00 | p | 55.50 | p | 184.50 | s | 0.00 | z | 263.50 | u | 371.00 | o | 224.50 | r | 118.50 | q | 45.50 | s | 0.00 | z | 0.00 | |
2007 | 0.00 | m | 2.50 | n | 45.50 | o | 82.00 | m | 0.00 | z | 0.00 | z | 375.50 | q | 453.50 | n | 309.00 | q | 223.00 | k | 149.00 | f | 0.00 | n | 0.00 | |
2008 | 0.00 | i | 0.00 | n | 22.00 | s | 66.00 | s | 111.00 | w | 325.00 | p | 406.00 | p | 296.50 | s | 171.50 | v | 235.00 | o | 49.50 | q | 0.00 | n | 0.00 | |
2009 | 4.00 | r | 11.00 | n | 35.00 | s | 79.00 | p | 290.50 | o | 234.50 | r | 493.00 | n | 320.00 | s | 327.00 | o | 78.00 | q | 68.00 | r | 0.00 | r | 0.00 | |
2010 | 0.00 | o | 0.00 | n | 10.00 | m | 35.50 | p | 158.50 | n | 381.50 | m | 414.00 | o | 404.50 | o | 319.50 | o | 172.00 | j | 46.00 | o | 4.00 | o | 0.00 | |
2011 | 0.00 | n | 0.50 | n | 41.50 | l | 65.00 | p | 128.50 | p | 404.00 | l | 345.00 | r | 502.00 | n | 355.50 | o | 197.50 | p | 9.50 | s | 0.00 | o | 0.00 | |
2012 | 0.00 | r | 0.00 | l | 24.00 | o | 119.50 | p | 315.00 | m | 0.00 | z | 481.00 | l | 600.50 | i | 349.50 | l | 271.00 | i | 98.00 | k | 3.50 | o | 0.00 | |
2013 | 1.50 | l | 0.00 | m | 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 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.19 | 6.72 | 31.89 | 160.81 | 391.50 | 651.06 | 820.36 | 744.66 | 593.30 | 309.64 | 44.57 | 2.40 | 3782.09 | |||||||||||||
S.D. | 3.02 | 11.35 | 36.72 | 79.43 | 94.98 | 70.87 | 60.82 | 58.43 | 68.40 | 90.33 | 37.41 | 5.72 | 310.28 | |||||||||||||
SKEW | 2.69 | 2.42 | 2.59 | 0.36 | -0.11 | -0.21 | 0.04 | 0.09 | -0.18 | -0.23 | 1.07 | 3.70 | 1.02 | |||||||||||||
MAX | 12.50 | 54.00 | 222.00 | 357.50 | 646.50 | 790.00 | 960.50 | 888.50 | 760.50 | 515.00 | 158.00 | 34.50 | 4844.00 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 27.50 | 116.00 | 485.50 | 697.50 | 619.50 | 413.50 | 102.00 | 0.00 | 0.00 | 3225.15 | |||||||||||||
NO YRS | 65 | 67 | 66 | 68 | 63 | 63 | 61 | 64 | 63 | 67 | 63 | 61 | 38 |