YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1931 | 655.50 | 650.00 | 611.00 | 414.50 | 199.00 | 191.00 | 48.50 | 48.00 | 210.50 | 416.00 | 734.00 | 828.00 | 5006.00 | |||||||||||||
1932 | 857.00 | 805.50 | 628.50 | 473.50 | 341.50 | 142.00 | 179.00 | 83.50 | 128.00 | 379.50 | 560.50 | 895.00 | 5473.50 | |||||||||||||
1933 | 899.50 | 839.50 | 724.50 | 511.00 | 481.00 | 238.00 | 105.00 | 55.50 | 267.00 | 409.50 | 601.00 | 699.00 | 5830.50 | |||||||||||||
1934 | 688.50 | 530.00 | 438.00 | 266.50 | 259.50 | 164.00 | 114.50 | 56.12 | b | 185.00 | 309.00 | 539.00 | 752.00 | 4302.12 | ||||||||||||
1935 | 334.50 | q | 582.50 | 750.00 | 466.00 | 269.50 | 172.00 | 144.50 | 94.00 | 113.00 | 456.50 | 706.00 | 715.00 | 4469.00 | ||||||||||||
1936 | 754.50 | 845.00 | 725.50 | 420.50 | 264.00 | 158.00 | 58.50 | 25.00 | 169.00 | 322.50 | 632.50 | 748.50 | 5123.50 | |||||||||||||
1937 | 1069.00 | 778.00 | 610.00 | 594.50 | 335.83 | a | 153.00 | 45.50 | 124.00 | 145.00 | 333.77 | a | 548.50 | 721.27 | a | 5458.37 | ||||||||||
1938 | 749.50 | 677.00 | 693.50 | 353.50 | 240.50 | 158.50 | 75.50 | 125.50 | 116.00 | 432.50 | 723.00 | 772.50 | 5117.50 | |||||||||||||
1939 | 740.00 | 758.00 | 650.50 | 422.50 | 352.50 | 281.90 | a | 127.62 | a | 76.50 | 180.50 | 455.00 | 524.50 | 641.00 | 5210.51 | |||||||||||
1940 | 716.00 | 651.50 | 590.55 | a | 455.69 | a | 247.00 | 113.28 | a | 74.50 | 44.43 | a | 105.54 | b | 312.14 | b | 703.50 | 692.85 | a | 4706.97 | ||||||
1941 | 667.50 | 545.50 | 421.00 | 354.50 | 306.50 | 176.50 | 30.50 | 82.00 | 237.00 | 392.50 | 548.50 | 744.50 | 4506.50 | |||||||||||||
1942 | 736.50 | 641.50 | 664.50 | 445.71 | b | 309.50 | 193.50 | 62.50 | 46.50 | 129.00 | 338.50 | 680.50 | 749.50 | 4997.71 | ||||||||||||
1943 | 943.00 | 639.00 | 696.00 | 460.00 | 402.00 | 226.50 | 86.00 | 107.50 | 129.50 | 394.00 | 562.00 | 801.00 | 5446.50 | |||||||||||||
1944 | 755.50 | 698.50 | 679.50 | 499.00 | 342.00 | 204.50 | 82.00 | 116.00 | 149.50 | 307.00 | 592.50 | 832.00 | 5258.00 | |||||||||||||
1945 | 604.00 | h | 659.56 | a | 730.50 | 584.00 | 306.00 | 224.50 | 74.00 | 74.50 | 223.00 | 386.00 | 690.00 | 781.50 | 4733.56 | |||||||||||
1946 | 788.00 | 696.50 | 700.00 | 536.50 | 224.00 | 261.00 | 107.50 | 86.00 | 196.50 | 517.50 | 718.45 | a | 781.50 | 5613.45 | ||||||||||||
1947 | 946.50 | 616.00 | 538.50 | 411.50 | 236.50 | 182.07 | a | 59.00 | 89.26 | b | 136.15 | d | 322.00 | h | 654.81 | d | 555.50 | g | 3870.29 | |||||||
1948 | 586.50 | i | 469.50 | l | 466.00 | i | 401.50 | h | 228.50 | k | 84.00 | f | 111.50 | 134.69 | b | 172.50 | f | 281.00 | k | 382.50 | n | 53.50 | z | 246.19 | ||
1949 | 860.50 | f | 495.50 | k | 470.00 | h | 294.00 | k | 273.63 | e | 211.00 | 142.82 | c | 113.00 | 143.79 | a | 517.59 | c | 471.00 | 545.00 | k | 1872.84 | ||||
1950 | 200.00 | z | 398.50 | m | 447.00 | n | 387.50 | l | 271.50 | n | 178.00 | h | 117.69 | d | 82.50 | 155.40 | e | 226.50 | q | 119.50 | y | 0.00 | z | 355.59 | ||
1951 | 602.00 | j | 423.00 | k | 528.00 | m | 290.50 | j | 271.50 | i | 119.50 | j | 94.55 | a | 90.00 | 120.00 | i | 0.00 | z | 265.50 | r | 267.50 | u | 184.55 | ||
1952 | 469.00 | o | 353.00 | o | 246.50 | u | 325.50 | k | 243.50 | j | 155.00 | o | 110.00 | 116.52 | b | 85.50 | j | 178.50 | m | 138.50 | x | 0.00 | z | 226.52 | ||
1953 | 0.00 | z | 114.00 | w | 182.00 | v | 305.00 | n | 201.00 | n | 161.50 | l | 119.00 | 96.50 | 116.11 | c | 278.50 | k | 372.00 | k | 476.00 | k | 331.61 | |||
1954 | 462.50 | p | 373.50 | m | 379.50 | n | 387.00 | l | 149.00 | p | 103.50 | p | 128.02 | d | 110.29 | e | 130.00 | h | 246.50 | m | 203.00 | o | 334.00 | p | 238.31 | |
1955 | 284.50 | t | 442.50 | l | 632.50 | h | 452.00 | i | 294.00 | l | 193.50 | i | 210.00 | 128.00 | 224.44 | c | 279.50 | n | 409.00 | n | 534.50 | l | 562.44 | |||
1956 | 572.50 | j | 629.00 | i | 554.50 | j | 276.50 | k | 195.50 | f | 195.00 | j | 103.85 | a | 90.50 | 200.00 | 509.00 | 396.50 | n | 803.50 | 1706.85 | |||||
1957 | 979.00 | 753.00 | 694.00 | 491.50 | 287.00 | 194.00 | 161.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 3559.50 | ||||||||
1958 | 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 | |
1959 | 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 | |
1960 | 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 | |
1961 | 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 | |
1962 | 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 | |
1963 | 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 | n | 381.00 | 649.66 | a | 551.00 | g | 1030.66 | ||
1964 | 811.74 | d | 498.00 | h | 0.00 | z | 557.22 | c | 412.76 | d | 240.00 | c | 82.50 | h | 102.50 | g | 157.00 | j | 243.00 | j | 426.00 | l | 557.50 | k | 2021.72 | |
1965 | 611.00 | i | 399.00 | k | 563.54 | c | 316.00 | j | 255.00 | l | 0.00 | z | 40.00 | m | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 563.54 | |
1966 | 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 | |
1967 | 0.00 | z | 649.48 | e | 727.98 | a | 564.83 | a | 251.50 | h | 54.00 | e | 34.00 | 10.50 | 37.22 | c | 412.76 | d | 618.00 | 821.50 | c | 3930.27 | ||||
1968 | 789.43 | b | 574.30 | a | 584.02 | c | 520.50 | 270.73 | a | 176.79 | b | 37.00 | 100.50 | 107.00 | g | 329.50 | h | 354.00 | k | 582.00 | j | 3053.27 | ||||
1969 | 1021.45 | a | 781.41 | a | 640.84 | b | 554.50 | 264.50 | 130.00 | c | 103.00 | 143.00 | 197.88 | d | 353.00 | g | 585.00 | d | 548.00 | f | 4421.59 | |||||
1970 | 762.50 | 581.78 | a | 596.75 | c | 597.69 | d | 397.04 | e | 95.50 | 66.50 | 44.00 | 242.59 | a | 348.00 | f | 610.34 | a | 849.52 | e | 4844.21 | |||||
1971 | 852.50 | a | 697.93 | a | 647.00 | f | 555.50 | 352.22 | b | 328.50 | 126.67 | b | 33.77 | c | 226.07 | b | 466.55 | a | 644.00 | 895.26 | b | 5178.97 | ||||
1972 | 929.00 | 763.84 | a | 645.00 | 645.00 | d | 275.79 | b | 181.00 | 66.00 | 46.50 | 281.00 | 463.00 | 598.97 | a | 869.19 | e | 5764.29 | ||||||||
1973 | 832.57 | c | 675.11 | a | 0.00 | z | 503.50 | 195.00 | m | 176.50 | f | 142.50 | 158.00 | 173.40 | e | 482.05 | a | 774.00 | 602.50 | f | 3741.13 | |||||
1974 | 857.31 | b | 724.00 | 706.50 | 538.50 | 512.69 | e | 194.46 | b | 150.00 | 56.00 | 69.31 | a | 404.11 | c | 401.00 | j | 480.00 | k | 4212.88 | ||||||
1975 | 598.00 | j | 462.00 | j | 450.50 | m | 389.00 | l | 224.50 | m | 177.00 | l | 77.50 | d | 130.64 | c | 90.00 | f | 334.50 | j | 303.50 | p | 556.00 | j | 208.14 | |
1976 | 503.00 | k | 523.00 | j | 556.50 | i | 397.00 | h | 228.00 | n | 238.00 | h | 139.50 | 187.50 | 142.50 | b | 300.50 | k | 298.50 | p | 381.50 | q | 469.50 | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 825.08 | 685.17 | 640.43 | 488.82 | 313.97 | 186.87 | 100.42 | 89.08 | 167.66 | 408.25 | 626.81 | 780.67 | 5187.69 | |||||||||||||
S.D. | 112.50 | 87.22 | 85.62 | 86.19 | 77.38 | 57.02 | 42.18 | 39.55 | 57.09 | 66.17 | 76.24 | 67.89 | 440.12 | |||||||||||||
SKEW | 0.48 | 0.11 | -1.07 | -0.54 | 0.95 | 0.14 | 0.36 | 0.18 | -0.04 | 0.04 | 0.02 | -0.04 | -0.47 | |||||||||||||
MAX | 1069.00 | 845.00 | 750.00 | 645.00 | 512.69 | 328.50 | 210.00 | 187.50 | 281.00 | 517.59 | 774.00 | 895.26 | 5830.50 | |||||||||||||
MIN | 655.50 | 530.00 | 421.00 | 266.50 | 199.00 | 54.00 | 30.50 | 10.50 | 37.22 | 307.00 | 471.00 | 641.00 | 4302.12 | |||||||||||||
NO YRS | 24 | 26 | 25 | 27 | 26 | 27 | 37 | 36 | 30 | 24 | 25 | 21 | 15 |