YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1915 | 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 | |
1916 | 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 | |
1917 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 288.50 | t | 674.50 | 520.00 | 98.00 | m | 47.68 | b | 0.00 | d | 1242.18 | |||
1918 | 1.66 | c | 0.00 | a | 36.88 | b | 53.89 | c | 282.00 | 759.11 | b | 559.00 | g | 710.50 | 465.00 | b | 266.00 | 16.07 | b | 0.00 | a | 2591.11 | ||||
1919 | 0.00 | 0.00 | 8.78 | a | 156.60 | e | 389.64 | b | 525.50 | h | 617.00 | g | 0.00 | z | 396.50 | g | 23.50 | f | 4.80 | e | 0.00 | b | 559.82 | |||
1920 | 2.58 | a | 0.00 | z | 0.00 | z | 0.00 | z | 511.50 | d | 714.23 | d | 0.00 | z | 673.22 | a | 469.00 | 179.50 | 7.50 | l | 0.00 | z | 2550.03 | |||
1921 | 0.00 | 7.50 | 55.50 | 83.50 | 314.65 | a | 585.00 | 786.50 | 695.95 | a | 489.50 | 315.50 | 22.24 | a | 4.50 | 3360.34 | ||||||||||
1922 | 0.00 | 0.50 | 3.00 | 64.50 | 342.07 | b | 676.00 | 831.32 | a | 766.73 | a | 586.07 | b | 233.00 | 4.00 | 0.00 | 3507.19 | |||||||||
1923 | 0.00 | 0.00 | b | 3.50 | 75.00 | 353.40 | a | 532.76 | a | 826.00 | 662.50 | 359.00 | 105.00 | 0.00 | a | 0.00 | 2917.16 | |||||||||
1924 | 0.00 | 0.00 | 0.00 | 68.00 | 135.50 | 383.00 | f | 706.50 | 655.50 | 428.00 | 128.50 | 41.00 | 0.00 | 2163.00 | ||||||||||||
1925 | 0.00 | 0.50 | 22.00 | 141.21 | a | 391.00 | 524.50 | 750.00 | 606.00 | 412.00 | 139.00 | 2.00 | 0.00 | a | 2988.21 | |||||||||||
1926 | 0.00 | 0.00 | 10.00 | o | 101.79 | b | 296.50 | 618.00 | 741.00 | 765.00 | 501.50 | 260.50 | 8.50 | 5.50 | 3298.29 | |||||||||||
1927 | 1.50 | 0.00 | 7.00 | 139.50 | 312.50 | 536.00 | 728.00 | 626.00 | 417.93 | a | 189.00 | 51.50 | 0.00 | 3008.93 | ||||||||||||
1928 | 0.00 | 0.00 | 32.00 | 86.50 | 343.50 | 468.00 | 718.50 | 653.00 | 501.50 | 243.50 | 14.50 | 0.00 | 3061.00 | |||||||||||||
1929 | 0.00 | 0.00 | j | 9.00 | 53.50 | 298.00 | 575.00 | 794.00 | 691.50 | 419.00 | 233.50 | 2.00 | 1.00 | 3076.50 | ||||||||||||
1930 | 0.00 | 0.00 | 3.50 | 214.00 | 164.00 | i | 590.50 | 735.50 | 698.50 | 424.00 | 135.50 | 21.50 | 0.00 | 2823.00 | ||||||||||||
1931 | 1.50 | 0.00 | 10.50 | 102.00 | 272.00 | 590.50 | 775.50 | 708.00 | 506.50 | 240.50 | 48.00 | 0.00 | 3255.00 | |||||||||||||
1932 | 0.00 | 1.50 | 2.00 | 112.50 | 293.00 | 502.00 | 758.00 | 719.00 | 483.00 | 164.00 | 11.50 | 0.00 | 3046.50 | |||||||||||||
1933 | 0.00 | 0.00 | 24.50 | 39.00 | 185.00 | 582.00 | 703.00 | 596.00 | 458.00 | 136.00 | 7.50 | 0.00 | 2731.00 | |||||||||||||
1934 | 0.00 | 12.50 | 49.00 | 188.00 | 508.00 | 535.50 | 830.50 | 799.50 | 434.50 | 268.50 | 59.50 | 0.00 | 3685.50 | |||||||||||||
1935 | 1.00 | 1.00 | 5.50 | 71.50 | 208.00 | 558.00 | 758.50 | 720.50 | 508.50 | 208.00 | 6.00 | 0.00 | 3046.50 | |||||||||||||
1936 | 0.00 | 0.00 | 9.50 | 186.50 | 395.50 | 671.50 | 807.00 | 732.00 | 434.00 | 179.00 | 16.00 | 0.00 | 3431.00 | |||||||||||||
1937 | 0.00 | 0.00 | 0.00 | 56.00 | 390.50 | 574.00 | 762.17 | b | 779.50 | 540.50 | 240.00 | 27.00 | 0.00 | 3369.67 | ||||||||||||
1938 | 0.00 | 0.00 | 5.00 | 156.50 | 301.50 | 570.50 | 685.62 | a | 674.00 | 514.50 | 196.00 | 0.00 | 0.00 | 3103.62 | ||||||||||||
1939 | 0.00 | 0.00 | 24.50 | 131.00 | 324.50 | 551.00 | 752.50 | 739.00 | 562.00 | 162.50 | 35.50 | 22.00 | 3304.50 | |||||||||||||
1940 | 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 | |
1941 | 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 | |
1942 | 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 | |
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 | 666.50 | a | 504.00 | 172.50 | 1.50 | 0.00 | 1344.50 | |||||
1949 | 0.00 | 0.00 | 0.00 | 121.50 | 212.00 | 434.00 | 687.00 | 614.83 | a | 482.00 | 140.00 | 31.50 | 0.00 | 2722.83 | ||||||||||||
1950 | 0.00 | 0.00 | 3.50 | 82.00 | 198.06 | d | 493.39 | b | 665.50 | 625.00 | 370.00 | 342.50 | 21.00 | 0.00 | 2800.95 | |||||||||||
1951 | 0.00 | 1.00 | 7.50 | 66.50 | 280.50 | 398.28 | a | 724.00 | 619.00 | 394.00 | 126.50 | 0.00 | 0.00 | 2617.28 | ||||||||||||
1952 | 0.00 | 0.00 | 0.50 | 94.00 | 314.50 | 536.00 | 728.00 | 690.50 | 478.50 | 226.50 | 9.00 | 0.00 | c | 3077.50 | ||||||||||||
1953 | 0.00 | 0.00 | 29.50 | 70.50 | 183.79 | c | 531.50 | 741.00 | 612.00 | 449.00 | 155.00 | 24.50 | 0.00 | c | 2796.79 | |||||||||||
1954 | 0.00 | 0.00 | 1.66 | c | 135.00 | 298.50 | 453.62 | a | 708.50 | 597.50 | 500.50 | 284.50 | 15.50 | 0.00 | 2995.28 | |||||||||||
1955 | 0.00 | 0.00 | 0.50 | 61.50 | 217.50 | 427.76 | a | 661.00 | 702.84 | b | 463.39 | b | 239.50 | 3.50 | 0.00 | 2777.50 | ||||||||||
1956 | 3.50 | 0.00 | 26.50 | 65.17 | a | 320.85 | a | 621.00 | 700.00 | 605.02 | a | 544.50 | 237.15 | a | 3.75 | b | 0.00 | 3127.44 | ||||||||
1957 | 0.00 | a | 0.50 | 10.91 | d | 51.50 | 201.00 | 0.00 | z | 681.00 | 631.22 | b | 382.50 | 149.00 | 2.00 | 0.00 | 2109.63 | |||||||||
1958 | 0.00 | 5.50 | 0.00 | 50.69 | a | 364.00 | 578.04 | b | 674.00 | 747.00 | 480.00 | 243.00 | 19.50 | 0.53 | b | 3162.26 | ||||||||||
1959 | 0.00 | 0.00 | 1.50 | 110.00 | 250.21 | c | 609.00 | 747.00 | 673.50 | 415.50 | 150.50 | 8.50 | 0.00 | 2965.71 | ||||||||||||
1960 | 0.00 | 0.00 | 12.50 | 111.00 | 247.48 | a | 594.50 | 802.50 | 773.50 | 585.00 | 173.50 | 22.50 | 0.00 | 3322.48 | ||||||||||||
1961 | 0.00 | 0.00 | 5.00 | 69.00 | 332.00 | 669.00 | 767.50 | 725.00 | 336.00 | 147.00 | 0.00 | 0.00 | 3050.50 | |||||||||||||
1962 | 0.00 | 1.00 | 5.00 | 160.00 | 270.00 | 562.50 | 744.00 | 733.50 | 522.50 | 243.00 | 35.50 | 0.00 | 3277.00 | |||||||||||||
1963 | 0.00 | 7.50 | 30.50 | 86.50 | 416.00 | 515.50 | 845.00 | 726.50 | 591.00 | 357.50 | 28.00 | 0.00 | 3604.00 | |||||||||||||
1964 | 0.00 | 0.00 | 5.00 | 47.50 | 305.00 | 518.50 | 820.00 | 671.50 | 449.00 | 274.50 | 10.00 | 0.00 | 3101.00 | |||||||||||||
1965 | 0.00 | 0.00 | 5.50 | 101.50 | 214.00 | 436.67 | c | 762.50 | 655.28 | b | 375.00 | 273.00 | 50.00 | 0.00 | 2873.44 | |||||||||||
1966 | 0.00 | 0.00 | 38.00 | 120.50 | 359.50 | 546.67 | c | 859.22 | a | 734.91 | b | 502.24 | a | 212.57 | c | 25.00 | 0.00 | a | 3398.61 | |||||||
1967 | 0.00 | 0.00 | 50.00 | 28.50 | i | 287.27 | a | 465.58 | d | 664.00 | f | 354.50 | m | 491.79 | b | 164.00 | k | 35.00 | g | 0.00 | a | 1294.63 | ||||
1968 | 0.00 | c | 0.00 | a | 8.27 | a | 32.14 | b | 233.02 | a | 564.31 | a | 764.09 | d | 574.53 | a | 423.60 | e | 237.84 | b | 1.11 | c | 0.00 | a | 2838.92 | |
1969 | 0.00 | 0.00 | b | 6.50 | 127.24 | a | 392.50 | 446.67 | c | 803.93 | a | 773.34 | c | 498.62 | a | 71.62 | b | 3.00 | 0.00 | a | 3123.42 | |||||
1970 | 0.00 | 0.00 | 1.03 | a | 25.00 | 331.00 | 517.24 | a | 781.20 | a | 781.20 | a | 366.72 | a | 91.50 | 0.00 | 0.00 | 2894.90 | ||||||||
1971 | 0.52 | a | 0.00 | 48.00 | 73.97 | a | 213.38 | a | 573.50 | 789.50 | 674.50 | 0.00 | z | 0.00 | z | 10.34 | a | 2.58 | a | 2386.29 | ||||||
1972 | 0.00 | 3.50 | 95.58 | a | 85.00 | 297.27 | c | 580.96 | d | 464.00 | m | 679.50 | 431.11 | c | 224.00 | 0.00 | 0.00 | 2396.92 | ||||||||
1973 | 0.00 | 0.00 | 0.00 | 35.00 | 286.23 | a | 499.00 | 720.00 | 700.00 | 363.00 | 114.00 | h | 37.50 | 0.00 | 2640.73 | |||||||||||
1974 | 0.00 | 0.00 | a | 24.00 | 73.97 | a | 393.59 | c | 705.00 | 718.88 | b | 644.00 | 441.72 | a | 260.73 | c | 0.00 | b | 0.00 | a | 3261.89 | |||||
1975 | 0.00 | 0.00 | a | 0.00 | 42.41 | a | 235.60 | a | 455.00 | 734.00 | 658.00 | 442.76 | a | 222.68 | a | 27.22 | c | 0.00 | a | 2817.68 | ||||||
1976 | 0.00 | a | 0.00 | 12.92 | a | 105.52 | a | 327.71 | c | 535.00 | 782.48 | b | 662.37 | a | 488.79 | a | 131.50 | 22.00 | 0.00 | a | 3068.29 | |||||
1977 | 0.00 | 0.00 | a | 4.00 | 179.00 | 252.50 | 670.50 | 796.00 | 753.50 | 501.00 | 254.50 | 26.38 | a | 0.00 | 3437.38 | |||||||||||
1978 | 0.00 | a | 0.00 | 32.00 | 100.18 | b | 249.55 | a | 555.50 | 780.00 | 686.50 | 492.41 | a | 277.45 | a | 30.00 | 0.00 | 3203.59 | ||||||||
1979 | 0.00 | 0.00 | 0.00 | 122.50 | 289.50 | 536.50 | 753.76 | d | 660.82 | a | 556.03 | a | 281.77 | c | 0.00 | 0.00 | 3200.88 | |||||||||
1980 | 0.00 | 0.00 | 0.00 | 99.50 | 224.50 | 605.50 | 818.00 | 710.93 | a | 490.86 | a | 209.50 | 66.21 | a | 3.50 | 3228.50 | ||||||||||
1981 | 0.00 | 1.50 | 2.00 | 188.00 | 282.00 | 649.66 | a | 782.50 | 706.50 | 505.50 | 144.00 | 19.14 | a | 0.00 | z | 3280.79 | ||||||||||
1982 | 0.00 | 0.00 | 1.00 | 75.50 | 244.50 | 500.00 | 0.00 | z | 0.00 | z | 471.00 | 75.00 | i | 0.00 | 0.00 | 1292.00 | ||||||||||
1983 | 0.00 | 0.00 | 4.00 | 38.00 | 223.50 | 463.50 | 738.00 | 770.00 | 549.50 | 189.50 | 47.00 | 0.00 | 3023.00 | |||||||||||||
1984 | 0.00 | 0.00 | 1.50 | 62.50 | 447.50 | 546.00 | 819.50 | 725.50 | 499.00 | 94.50 | 13.00 | 0.00 | 3209.00 | |||||||||||||
1985 | 0.00 | 0.00 | 3.50 | 151.00 | 305.50 | 622.50 | 799.00 | 740.00 | 372.00 | 170.50 | 12.00 | 0.00 | 3176.00 | |||||||||||||
1986 | 0.00 | 17.50 | 78.50 | 106.50 | 291.00 | 580.00 | 676.50 | 749.00 | 359.50 | 124.50 | 2.00 | 0.00 | 2985.00 | |||||||||||||
1987 | 0.00 | 0.00 | 0.00 | 158.00 | 308.50 | 606.00 | 722.00 | 682.50 | 452.00 | 249.00 | 17.00 | 1.00 | 3196.00 | |||||||||||||
1988 | 0.00 | 1.50 | 15.00 | 117.00 | 324.50 | 657.00 | 779.00 | 717.50 | 451.00 | 291.00 | 33.00 | 0.00 | 3386.50 | |||||||||||||
1989 | 0.00 | 0.00 | 72.50 | 233.50 | 362.50 | 569.50 | 802.50 | 679.00 | 533.00 | 188.50 | 16.00 | 0.00 | 3457.00 | |||||||||||||
1990 | 0.00 | 0.00 | 46.50 | 143.00 | 156.50 | k | 649.66 | a | 754.50 | 674.00 | 386.00 | i | 129.00 | i | 13.00 | l | 0.00 | 2267.66 | ||||||||
1991 | 0.00 | 0.00 | 0.00 | 68.00 | 281.00 | 505.50 | 745.50 | 763.00 | 491.50 | 271.00 | 14.00 | 0.00 | 3139.50 | |||||||||||||
1992 | 0.00 | 0.00 | 5.00 | 214.50 | 345.50 | 502.00 | 668.50 | 691.00 | 458.00 | 224.00 | 0.00 | 0.00 | 3108.50 | |||||||||||||
1993 | 0.00 | b | 0.00 | 12.50 | 95.69 | a | 373.50 | 476.00 | 726.00 | 705.50 | 430.00 | 171.00 | 0.00 | 0.00 | 2990.19 | |||||||||||
1994 | 0.00 | 0.00 | 32.50 | 154.00 | 349.00 | 682.50 | 816.50 | 825.00 | 531.00 | 161.50 | 11.50 | 0.00 | 3563.50 | |||||||||||||
1995 | 0.00 | 13.50 | 53.50 | 56.50 | 210.50 | 492.50 | 758.00 | 860.00 | 547.00 | 210.59 | b | 32.50 | 2.00 | 3236.59 | ||||||||||||
1996 | 0.00 | 2.50 | 14.00 | 129.50 | 423.00 | 672.00 | 866.50 | 801.00 | 448.50 | 236.00 | 12.50 | 0.00 | 3605.50 | |||||||||||||
1997 | 0.00 | 2.00 | 49.50 | 100.00 | 375.00 | 559.50 | 793.00 | 738.00 | 583.00 | 148.00 | k | 13.50 | 0.00 | k | 3213.50 | |||||||||||
1998 | 0.00 | 0.00 | 39.50 | 64.00 | 190.50 | l | 463.00 | 874.50 | 783.00 | 644.00 | 192.00 | 19.50 | 5.00 | 3084.50 | ||||||||||||
1999 | 0.00 | h | 0.00 | e | 55.44 | e | 94.50 | h | 186.50 | k | 182.00 | u | 801.19 | b | 716.32 | c | 453.46 | d | 283.28 | b | 103.85 | d | 0.00 | f | 2413.54 | |
2000 | 6.50 | g | 3.62 | e | 8.61 | d | 159.00 | g | 335.50 | h | 674.46 | b | 833.12 | c | 838.11 | c | 574.82 | b | 188.30 | d | 0.00 | f | 0.00 | c | 3121.05 | |
2001 | 0.00 | a | 0.00 | f | 19.78 | b | 162.60 | e | 350.50 | f | 517.50 | f | 652.50 | g | 728.50 | e | 567.00 | e | 250.38 | e | 30.50 | l | 0.00 | c | 1728.26 | |
2002 | 0.00 | 0.00 | 34.50 | 165.50 | 370.50 | 780.50 | 904.00 | 485.00 | l | 546.00 | 158.00 | 5.00 | 0.00 | 2964.00 | ||||||||||||
2003 | 0.00 | 0.00 | 15.50 | 93.50 | g | 413.00 | 555.50 | 920.00 | 794.50 | 466.00 | 301.50 | 4.50 | 0.00 | 3470.50 | ||||||||||||
2004 | 0.00 | 0.00 | 55.69 | d | 37.50 | 119.50 | 482.00 | 694.50 | 518.73 | a | 440.00 | 168.50 | 17.00 | 0.00 | 2533.42 | |||||||||||
2005 | 0.00 | 0.00 | 2.00 | 126.00 | 378.50 | 506.00 | 852.00 | 672.00 | 496.00 | 219.50 | 20.00 | 0.00 | 3272.00 | |||||||||||||
2006 | 0.00 | 0.00 | 9.00 | 155.00 | 396.50 | 654.50 | 813.00 | 696.00 | 334.50 | 146.50 | 25.00 | 0.00 | 3230.00 | |||||||||||||
2007 | 0.00 | 0.00 | 84.50 | 128.50 | 337.50 | 642.00 | 829.00 | 788.50 | 496.50 | 203.50 | 68.50 | 0.00 | 3578.50 | |||||||||||||
2008 | 0.00 | 0.00 | 11.00 | 68.00 | 262.50 | 545.50 | 783.00 | 736.00 | 486.00 | 219.50 | 38.00 | 0.00 | 3149.50 | |||||||||||||
2009 | 0.00 | 1.50 | 48.50 | 86.00 | 0.00 | z | 0.00 | z | 0.00 | z | 102.00 | z | 499.50 | 127.50 | 53.50 | 0.00 | 816.50 | |||||||||
2010 | 0.00 | 0.00 | 8.00 | 135.50 | 0.00 | z | 624.50 | 824.50 | 733.50 | 592.50 | 286.50 | 36.00 | 0.00 | l | 3241.00 | |||||||||||
2011 | 0.00 | 0.00 | 23.50 | 120.00 | a | 269.00 | 573.00 | 859.73 | a | 857.50 | 564.00 | 217.00 | 3.00 | 0.00 | 3486.73 | |||||||||||
2012 | 0.00 | 0.00 | 84.00 | 190.00 | f | 416.50 | 742.50 | 878.50 | 864.00 | 580.50 | 270.50 | 52.00 | 0.00 | 3888.50 | ||||||||||||
2013 | 0.00 | 0.00 | 0.00 | n | 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 | 0.14 | 1.03 | 19.86 | 104.08 | 307.14 | 566.59 | 770.82 | 706.81 | 478.46 | 207.40 | 20.13 | 0.57 | 3145.71 | |||||||||||||
S.D. | 0.55 | 3.00 | 23.21 | 47.54 | 77.63 | 81.35 | 58.67 | 66.67 | 65.92 | 60.61 | 19.74 | 2.61 | 256.36 | |||||||||||||
SKEW | 4.34 | 3.82 | 1.40 | 0.56 | 0.14 | 0.37 | 0.21 | 0.07 | -0.08 | 0.04 | 1.45 | 7.01 | -0.06 | |||||||||||||
MAX | 3.50 | 17.50 | 95.58 | 233.50 | 511.50 | 780.50 | 920.00 | 864.00 | 644.00 | 357.50 | 103.85 | 22.00 | 3685.50 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 25.00 | 119.50 | 398.28 | 661.00 | 518.73 | 334.50 | 71.62 | 0.00 | 0.00 | 2533.42 | |||||||||||||
NO YRS | 85 | 84 | 84 | 80 | 78 | 80 | 78 | 83 | 85 | 80 | 83 | 83 | 61 |