YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1897 | 408.00 | 310.50 | 350.00 | 660.50 | 0.00 | z | 803.00 | 963.00 | 1062.50 | 924.00 | 643.50 | 615.00 | 440.00 | 7180.00 | ||||||||||||
1898 | 276.50 | 464.50 | 430.00 | 693.00 | 591.50 | 833.00 | 1005.00 | 1105.50 | 994.00 | 819.00 | 603.50 | 433.00 | 8248.50 | |||||||||||||
1899 | 423.50 | 382.50 | 458.00 | 591.00 | 597.00 | 785.00 | 1008.00 | 899.50 | 1031.50 | 694.50 | 613.00 | 531.00 | 8014.50 | |||||||||||||
1900 | 516.50 | 490.50 | 593.50 | 481.00 | 756.40 | a | 855.50 | 1008.50 | 884.61 | c | 808.50 | 731.50 | 744.50 | 584.00 | 8455.01 | |||||||||||
1901 | 396.50 | 435.00 | 604.00 | 500.50 | 606.00 | 786.50 | 0.00 | z | 1050.50 | 752.00 | 796.50 | 599.00 | 577.00 | 7103.50 | ||||||||||||
1902 | 459.00 | 365.50 | 398.50 | 528.50 | 659.00 | 837.00 | 933.50 | 925.50 | 904.50 | 705.50 | 488.00 | 429.50 | 7634.00 | |||||||||||||
1903 | 472.00 | 277.50 | 448.50 | 512.59 | a | 637.50 | 821.00 | 951.00 | 1006.00 | 893.00 | 849.50 | 680.50 | 533.20 | a | 8082.29 | |||||||||||
1904 | 464.00 | 439.50 | 471.00 | 586.55 | a | 681.00 | 866.50 | 959.00 | 1052.50 | 966.72 | a | 825.00 | 728.50 | 537.50 | 8577.78 | |||||||||||
1905 | 535.50 | 459.50 | 532.00 | 540.00 | 622.00 | 744.50 | 927.50 | 962.50 | 875.00 | 786.00 | 514.50 | 458.00 | 7957.00 | |||||||||||||
1906 | 423.00 | 471.50 | 480.00 | 518.50 | 573.00 | 808.00 | 1115.00 | 1028.50 | 947.00 | 952.50 | 556.00 | 425.50 | 8298.50 | |||||||||||||
1907 | 277.50 | 553.50 | 392.31 | b | 568.50 | 669.00 | 782.50 | 1090.50 | 949.50 | 861.00 | 768.50 | 638.00 | 513.50 | 8064.31 | ||||||||||||
1908 | 434.50 | 339.50 | 538.00 | 659.50 | 631.00 | 747.00 | 1081.00 | 1037.00 | 932.50 | 731.50 | 533.50 | 378.50 | 8043.50 | |||||||||||||
1909 | 396.50 | 329.00 | 400.00 | 599.00 | 638.00 | 837.00 | 977.00 | 1126.50 | 929.50 | 770.50 | 518.79 | a | 313.00 | 7834.79 | ||||||||||||
1910 | 324.00 | 361.00 | 557.50 | 718.00 | 792.00 | 816.00 | 1066.50 | 1049.50 | 993.00 | 865.50 | 553.00 | 534.00 | 8630.00 | |||||||||||||
1911 | 464.50 | 263.00 | 531.50 | 387.00 | g | 676.00 | 793.00 | 1043.00 | 1068.00 | 851.50 | 803.00 | 591.50 | 371.50 | 7456.50 | ||||||||||||
1912 | 514.50 | 531.67 | e | 370.50 | 446.00 | 706.91 | c | 799.50 | 983.50 | 535.00 | l | 899.50 | 724.50 | 652.50 | 400.00 | 7029.08 | ||||||||||
1913 | 318.50 | 320.50 | 495.00 | 579.50 | 681.50 | 738.00 | 1010.00 | 1120.50 | 1045.50 | 837.00 | 545.69 | a | 398.87 | a | 8090.56 | |||||||||||
1914 | 396.50 | 443.50 | 664.00 | 634.50 | 622.50 | 790.00 | 932.00 | 942.00 | 892.00 | 846.00 | 734.00 | 325.50 | 8222.50 | |||||||||||||
1915 | 388.50 | 370.00 | 617.86 | b | 577.50 | 653.00 | 866.00 | 995.50 | 1094.00 | 877.00 | 805.48 | a | 554.50 | 397.50 | 8196.85 | |||||||||||
1916 | 245.00 | 509.00 | 646.35 | a | 657.50 | 695.95 | a | 771.72 | a | 634.00 | j | 984.00 | 851.00 | 564.00 | 543.50 | 306.50 | 6774.52 | |||||||||
1917 | 247.50 | 348.00 | 466.55 | a | 520.00 | 545.50 | 794.50 | f | 1093.50 | 1018.35 | a | 413.00 | q | 830.36 | c | 658.00 | 669.00 | 6396.76 | ||||||||
1918 | 432.00 | 357.78 | a | 541.50 | 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 | 1331.28 | |||
1919 | 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 | |
1920 | 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 | |
1921 | 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 | |
1922 | 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 | |
1923 | 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 | |
1924 | 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 | |
1925 | 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 | |
1926 | 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 | |
1927 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 908.50 | 924.50 | 742.00 | 411.00 | 2986.00 | |||||
1928 | 601.50 | 541.00 | 606.00 | 702.50 | 784.50 | 779.00 | 980.50 | 1023.00 | 1081.50 | 778.50 | 679.00 | 534.00 | 9091.00 | |||||||||||||
1929 | 417.00 | 359.00 | 504.00 | 463.50 | 778.50 | 877.50 | 1070.00 | 1218.00 | 951.50 | 984.50 | 820.00 | 754.50 | 9198.00 | |||||||||||||
1930 | 431.00 | 559.50 | 570.00 | 674.00 | 641.50 | 840.50 | 1101.00 | 1114.00 | 842.00 | 897.00 | 766.00 | 587.00 | 9023.50 | |||||||||||||
1931 | 561.50 | 497.00 | 748.00 | 742.50 | 822.00 | 885.00 | 1192.00 | 1155.00 | 974.50 | 873.50 | 532.00 | 397.50 | 9380.50 | |||||||||||||
1932 | 349.50 | 407.50 | 626.00 | 651.00 | 703.50 | 815.00 | 970.00 | 1019.50 | 916.50 | 841.00 | 879.50 | 408.50 | 8587.50 | |||||||||||||
1933 | 405.50 | 411.50 | 596.50 | 535.50 | 595.50 | 811.00 | 1027.50 | 1035.00 | 843.62 | a | 919.50 | 850.00 | 536.00 | 8567.12 | ||||||||||||
1934 | 627.00 | 494.50 | 805.50 | 749.00 | 881.50 | 757.50 | 1093.50 | 1055.00 | 1056.50 | 893.50 | 681.00 | 628.00 | 9722.50 | |||||||||||||
1935 | 519.00 | 564.00 | 436.00 | 579.00 | 679.50 | 854.50 | 1063.50 | 1162.50 | 1012.00 | 841.50 | 657.50 | 600.00 | 8969.00 | |||||||||||||
1936 | 603.00 | 438.50 | 609.50 | 641.00 | 835.00 | 955.00 | 1160.00 | 1153.50 | 1036.50 | 899.50 | 858.50 | 569.00 | 9759.00 | |||||||||||||
1937 | 191.50 | 416.00 | 567.50 | 671.00 | 763.50 | 877.00 | 1111.00 | 1117.00 | 1089.50 | 955.00 | 689.50 | 684.00 | 9132.50 | |||||||||||||
1938 | 640.00 | 431.00 | 507.50 | 625.00 | 764.50 | 809.50 | 1047.50 | 1169.50 | 1133.00 | 876.50 | 698.00 | 671.50 | 9373.50 | |||||||||||||
1939 | 492.00 | 345.50 | 496.50 | 704.00 | 734.50 | 888.50 | 1060.20 | a | 1147.50 | 1140.50 | 972.50 | 796.50 | 740.50 | 9518.70 | ||||||||||||
1940 | 554.00 | 518.50 | 662.00 | 654.00 | 844.50 | 856.50 | 1087.00 | 1071.00 | 992.00 | 952.50 | 697.00 | 643.00 | 9532.00 | |||||||||||||
1941 | 511.50 | 478.50 | 596.50 | 530.50 | 849.00 | 817.50 | 503.50 | r | 1052.89 | c | 922.50 | 845.50 | 834.00 | 502.00 | 7940.39 | |||||||||||
1942 | 594.50 | 447.50 | 619.00 | 559.00 | 751.00 | 847.50 | 1118.50 | 1052.00 | 956.25 | b | 902.62 | a | 774.11 | b | 619.48 | a | 9241.46 | |||||||||
1943 | 552.46 | c | 570.00 | 528.60 | b | 620.89 | b | 804.85 | d | 645.00 | g | 1050.90 | a | 1062.94 | e | 1090.71 | b | 927.23 | c | 0.00 | z | 523.38 | a | 7731.98 | ||
1944 | 535.30 | c | 279.12 | e | 493.86 | b | 509.42 | d | 655.02 | d | 670.34 | a | 0.00 | z | 857.00 | h | 999.00 | 830.59 | b | 576.21 | a | 670.78 | b | 6219.65 | ||
1945 | 540.50 | 424.50 | 432.45 | a | 591.00 | 702.84 | b | 754.50 | 822.50 | g | 906.50 | g | 1086.21 | a | 733.00 | f | 708.00 | 575.57 | a | 5815.57 | ||||||
1946 | 573.50 | 428.50 | 552.32 | a | 677.50 | 653.50 | 947.00 | 1109.00 | 1153.89 | d | 1128.10 | a | 826.00 | 595.00 | 534.00 | 9178.31 | ||||||||||
1947 | 540.00 | 599.00 | 624.00 | 706.50 | 785.69 | b | 832.50 | b | 1158.50 | 1101.02 | a | 1106.11 | c | 900.50 | 648.21 | b | 571.71 | e | 9573.74 | |||||||
1948 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1007.50 | c | 1014.45 | b | 394.50 | t | 806.50 | 676.15 | d | 306.00 | g | 3504.60 | ||
1949 | 131.50 | g | 286.50 | 411.94 | e | 668.00 | 706.69 | d | 861.00 | 953.25 | a | 1011.24 | b | 987.50 | 735.50 | 787.78 | c | 401.00 | 7810.40 | |||||||
1950 | 200.50 | 0.00 | z | 541.00 | 677.68 | b | 654.44 | d | 824.00 | 1048.83 | d | 792.50 | f | 863.00 | 951.00 | 723.00 | 732.00 | 7215.46 | ||||||||
1951 | 467.50 | 421.50 | 561.62 | a | 555.00 | 696.00 | 787.24 | a | 1075.18 | a | 494.50 | p | 1019.50 | 897.50 | 606.21 | a | 394.73 | a | 7481.98 | |||||||
1952 | 362.50 | 479.50 | 371.00 | 544.50 | 838.66 | c | 741.96 | b | 1093.00 | 1144.33 | b | 0.00 | z | 0.00 | z | 233.50 | m | 438.59 | d | 6014.05 | ||||||
1953 | 628.00 | 528.50 | 430.00 | g | 54.50 | z | 695.00 | 664.00 | f | 1133.57 | a | 1051.13 | d | 691.00 | k | 568.50 | i | 708.50 | 453.50 | h | 4744.70 | |||||
1954 | 439.17 | a | 684.92 | b | 443.82 | a | 598.45 | a | 738.04 | e | 622.50 | g | 773.50 | j | 1022.00 | 1018.93 | b | 864.00 | 748.89 | c | 561.62 | a | 7119.83 | |||
1955 | 388.05 | c | 414.08 | b | 602.12 | e | 585.00 | b | 520.00 | g | 610.00 | g | 982.70 | a | 1176.81 | e | 1058.08 | d | 731.94 | d | 594.64 | b | 447.50 | 6980.92 | ||
1956 | 483.08 | a | 347.00 | 628.35 | e | 498.50 | 558.00 | f | 899.48 | a | 470.00 | r | 776.00 | f | 1173.62 | a | 785.91 | d | 858.10 | a | 706.00 | 6380.04 | ||||
1957 | 384.18 | c | 531.00 | 566.27 | a | 501.60 | e | 658.75 | a | 967.50 | b | 745.50 | j | 653.00 | l | 958.97 | a | 716.00 | 330.50 | l | 633.95 | a | 5918.21 | |||
1958 | 465.53 | b | 265.00 | h | 349.55 | b | 578.08 | d | 582.00 | g | 682.50 | f | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1393.16 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 448.49 | 434.53 | 530.27 | 599.30 | 703.25 | 823.06 | 1042.74 | 1060.23 | 970.32 | 830.21 | 670.42 | 520.67 | 8716.08 | |||||||||||||
S.D. | 111.21 | 93.31 | 100.35 | 77.46 | 82.01 | 59.41 | 67.99 | 76.86 | 97.37 | 89.58 | 103.73 | 118.32 | 630.87 | |||||||||||||
SKEW | -0.40 | 0.22 | 0.21 | 0.04 | 0.33 | 0.23 | 0.09 | -0.23 | 0.10 | -0.54 | 0.24 | 0.13 | 0.09 | |||||||||||||
MAX | 640.00 | 684.92 | 805.50 | 749.00 | 881.50 | 967.50 | 1192.00 | 1218.00 | 1173.62 | 984.50 | 879.50 | 754.50 | 9759.00 | |||||||||||||
MIN | 191.50 | 263.00 | 349.55 | 446.00 | 545.50 | 670.34 | 927.50 | 884.61 | 752.00 | 564.00 | 488.00 | 306.50 | 7634.00 | |||||||||||||
NO YRS | 51 | 50 | 51 | 49 | 47 | 45 | 43 | 44 | 48 | 49 | 49 | 50 | 31 |