| YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1937 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 318.00 | o | 891.00 | 765.50 | 539.00 | 281.87 | d | 54.50 | f | 11.50 | p | 2477.37 | ||||
| 1938 | 0.00 | 0.00 | a | 10.00 | 201.00 | 380.50 | 657.12 | d | 878.50 | 752.00 | 548.40 | e | 232.50 | 4.50 | t | 0.00 | v | 3660.02 | ||||||||
| 1939 | 7.50 | g | 0.00 | 125.00 | 304.00 | 493.00 | 512.50 | 900.00 | 869.50 | 559.14 | a | 257.50 | 11.50 | 52.18 | a | 4084.32 | ||||||||||
| 1940 | 1.50 | 29.52 | a | 112.00 | 182.50 | 515.50 | 738.50 | 856.50 | 869.50 | 486.00 | 291.00 | 20.50 | 16.00 | 4119.02 | ||||||||||||
| 1941 | 0.00 | 5.50 | 73.00 | 157.00 | 415.50 | 550.38 | d | 879.50 | 745.03 | a | 376.00 | 201.00 | 83.04 | b | 16.50 | q | 3485.95 | |||||||||
| 1942 | 0.00 | 0.00 | 42.50 | 219.50 | 273.00 | 508.50 | 899.00 | 805.50 | 537.00 | e | 283.02 | d | 53.00 | f | 11.22 | b | 3579.24 | |||||||||
| 1943 | 3.00 | 1.00 | 58.50 | 274.00 | 312.50 | 437.00 | 816.16 | b | 756.50 | 505.50 | g | 245.13 | d | 30.50 | f | 0.00 | b | 2903.78 | ||||||||
| 1944 | 0.00 | 10.00 | f | 82.09 | d | 98.50 | g | 264.50 | k | 384.50 | f | 404.50 | n | 558.50 | f | 376.00 | j | 385.20 | d | 22.50 | 0.00 | 489.80 | ||||
| 1945 | 14.00 | 17.50 | 28.00 | 162.50 | 413.00 | 514.00 | 905.00 | 787.50 | 471.00 | 342.00 | 42.50 | 10.50 | 3707.50 | |||||||||||||
| 1946 | 1.00 | 0.00 | 73.00 | 225.50 | 385.00 | 549.50 | 847.00 | 809.50 | 459.00 | 121.00 | 12.50 | 22.00 | 3505.00 | |||||||||||||
| 1947 | 7.00 | 10.00 | 91.50 | 202.50 | 549.50 | 453.50 | 843.00 | 724.50 | 524.00 | 262.50 | 10.50 | 0.00 | 3678.50 | |||||||||||||
| 1948 | 19.50 | 9.50 | 8.00 | 105.00 | 338.00 | 648.10 | a | 759.00 | 717.50 | 459.50 | 220.10 | a | 0.00 | z | 0.00 | 3284.20 | ||||||||||
| 1949 | 0.00 | 3.50 | 31.00 | a | 264.00 | 491.50 | 637.50 | 865.42 | a | 807.00 | 526.80 | e | 129.54 | c | 94.00 | 0.50 | 3850.75 | |||||||||
| 1950 | 11.48 | d | 14.00 | b | 27.26 | b | 124.44 | c | 356.50 | a | 544.50 | 850.43 | a | 810.98 | c | 512.07 | a | 329.38 | c | 83.33 | c | 16.53 | a | 3680.91 | ||
| 1951 | 5.34 | b | 23.15 | b | 23.77 | a | 240.00 | d | 407.98 | c | 559.62 | d | 841.77 | e | 761.57 | a | 430.50 | f | 105.50 | f | 12.00 | 1.00 | 2876.20 | |||
| 1952 | 0.00 | 0.00 | 8.00 | f | 265.00 | c | 414.00 | 515.00 | 867.50 | 822.00 | 578.50 | 361.67 | d | 6.50 | 0.00 | 3830.17 | ||||||||||
| 1953 | 33.50 | 14.00 | f | 53.00 | 158.00 | 222.50 | 431.50 | 853.50 | 748.00 | 601.50 | 251.62 | a | 79.66 | a | 0.50 | 3433.27 | ||||||||||
| 1954 | 9.00 | 24.00 | 33.67 | b | 201.11 | c | 376.50 | f | 470.56 | c | 873.17 | a | 675.28 | a | 415.50 | f | 130.00 | i | 78.50 | 0.50 | 2365.79 | |||||
| 1955 | 0.00 | 2.50 | 18.00 | 56.50 | 300.38 | b | 658.39 | b | 759.00 | 859.00 | 419.50 | j | 267.78 | b | 53.89 | c | 36.17 | a | 3011.60 | |||||||
| 1956 | 7.50 | 2.07 | a | 87.00 | 213.10 | a | 453.00 | 568.00 | 860.77 | a | 587.00 | f | 518.28 | a | 212.83 | e | 33.89 | c | 2.14 | b | 2958.57 | |||||
| 1957 | 0.00 | a | 14.52 | a | 45.90 | e | 152.59 | a | 406.50 | 643.89 | c | 645.50 | f | 726.78 | d | 568.27 | d | 114.00 | f | 3.00 | g | 4.65 | a | 2563.09 | ||
| 1958 | 3.62 | a | 50.96 | c | 14.43 | b | 129.31 | a | 589.50 | 613.93 | b | 862.12 | b | 909.69 | b | 495.54 | b | 320.69 | b | 108.50 | 27.79 | b | 4126.08 | |||
| 1959 | 46.00 | 6.50 | 29.45 | a | 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 | 81.95 | |||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 7.74 | 10.71 | 50.81 | 191.88 | 406.18 | 560.60 | 855.42 | 786.14 | 515.29 | 262.96 | 47.08 | 10.62 | 3809.68 | |||||||||||||
| S.D. | 12.10 | 13.15 | 34.04 | 62.41 | 95.15 | 84.36 | 39.69 | 59.95 | 54.43 | 69.84 | 35.46 | 14.80 | 236.14 | |||||||||||||
| SKEW | 2.04 | 1.61 | 0.66 | -0.21 | 0.05 | 0.26 | -1.27 | 0.29 | -0.79 | -0.32 | 0.33 | 1.49 | 0.38 | |||||||||||||
| MAX | 46.00 | 50.96 | 125.00 | 304.00 | 589.50 | 738.50 | 905.00 | 909.69 | 601.50 | 385.20 | 108.50 | 52.18 | 4126.08 | |||||||||||||
| MIN | 0.00 | 0.00 | 8.00 | 56.50 | 222.50 | 431.50 | 759.00 | 675.28 | 376.00 | 121.00 | 6.50 | 0.00 | 3505.00 | |||||||||||||
| NO YRS | 21 | 20 | 21 | 20 | 19 | 20 | 20 | 20 | 17 | 19 | 16 | 19 | 7 | |||||||||||||