| YEAR(S | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
| 1940 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 25.50 | 49.50 | 306.00 | 418.00 | i | 1000.00 | 1061.23 | a | 2442.23 | |||||
| 1941 | 1126.00 | 872.00 | 866.00 | 747.50 | 419.50 | 299.50 | 44.00 | 110.50 | 498.50 | 672.00 | 816.50 | 1105.00 | 7577.00 | |||||||||||||
| 1942 | 1302.00 | 1229.00 | 781.00 | g | 636.50 | 628.00 | 361.00 | 44.29 | c | 80.00 | 0.00 | z | 0.00 | z | 861.50 | 1028.50 | 6170.79 | |||||||||
| 1943 | 1180.00 | 897.50 | 956.00 | 500.00 | 530.00 | 384.50 | 68.50 | 63.00 | 193.00 | 527.50 | 863.00 | 809.00 | i | 6163.00 | ||||||||||||
| 1944 | 0.00 | z | 862.50 | g | 1020.50 | 657.00 | 352.00 | 321.00 | 49.00 | 92.00 | 0.00 | z | 367.00 | 0.00 | z | 0.00 | z | 2858.50 | ||||||||
| 1945 | 0.00 | z | 0.00 | z | 0.00 | z | 27.00 | z | 0.00 | z | 0.00 | z | 39.02 | b | 0.00 | z | 417.50 | 505.00 | 0.00 | z | 1197.50 | 2159.02 | ||||
| 1946 | 1224.50 | 1030.00 | 920.50 | 613.50 | 550.50 | 260.00 | 59.50 | 98.00 | 373.00 | 833.00 | 962.50 | 1029.00 | 7954.00 | |||||||||||||
| 1947 | 1361.50 | 871.00 | 659.00 | h | 448.00 | i | 422.00 | 390.50 | 77.50 | 115.00 | 332.50 | 461.50 | 980.00 | 1140.11 | d | 6151.61 | ||||||||||
| 1948 | 1075.50 | 1087.50 | 1077.00 | 747.00 | 285.00 | m | 271.50 | 130.00 | 153.50 | 353.50 | 633.00 | 1018.97 | a | 1413.50 | 7960.97 | |||||||||||
| 1949 | 1762.00 | 1222.00 | 988.50 | 619.00 | 479.00 | 311.50 | 102.50 | 114.50 | 287.50 | 830.50 | 749.00 | 1248.00 | 8714.00 | |||||||||||||
| 1950 | 1052.50 | g | 969.50 | 1053.00 | 771.00 | 655.50 | 373.50 | 116.50 | 173.00 | 365.56 | c | 466.00 | 791.50 | 535.00 | k | 5735.06 | ||||||||||
| 1951 | 0.00 | z | 468.00 | q | 1075.00 | 633.50 | 471.50 | 362.00 | 59.50 | 134.50 | 299.50 | 675.50 | 911.50 | 1279.50 | 5902.00 | |||||||||||
| 1952 | 1259.50 | 1146.50 | 1098.00 | 590.50 | 286.00 | j | 268.50 | 105.50 | 0.00 | z | 0.00 | z | 0.00 | z | 1103.00 | 1040.00 | 6611.50 | |||||||||
| 1953 | 846.50 | 949.00 | 893.50 | 750.52 | a | 669.00 | 370.50 | 40.50 | 122.89 | c | 234.50 | h | 0.00 | z | 711.50 | 881.00 | g | 5353.91 | ||||||||
| 1954 | 1115.48 | a | 792.00 | 1022.00 | 630.00 | 398.50 | 339.00 | 48.50 | 194.00 | 214.50 | l | 743.50 | 545.50 | g | 1226.00 | 6508.98 | ||||||||||
| 1955 | 1395.00 | 1136.24 | c | 1074.00 | 556.00 | j | 564.50 | 239.00 | 126.50 | 13.00 | 319.00 | 569.00 | 981.50 | 1028.50 | 7446.24 | |||||||||||
| 1956 | 1052.50 | 609.00 | o | 954.00 | 684.50 | 437.00 | 91.00 | u | 62.50 | 189.50 | 364.00 | 694.00 | 988.00 | 1151.50 | 6577.50 | |||||||||||
| 1957 | 1401.50 | 911.62 | b | 944.00 | 732.00 | 490.00 | 250.50 | 87.00 | 152.50 | 333.50 | 704.00 | 1080.50 | 1020.42 | a | 8107.53 | |||||||||||
| 1958 | 1173.50 | 819.50 | 1024.00 | 770.00 | 341.00 | 265.00 | 133.50 | 63.00 | 321.11 | c | 603.00 | 901.00 | 935.00 | 7349.61 | ||||||||||||
| 1959 | 1021.50 | 1013.50 | 926.50 | 643.00 | 338.50 | m | 191.50 | 93.50 | 181.98 | d | 328.50 | n | 629.00 | 851.79 | b | 1212.00 | 6764.27 | |||||||||
| 1960 | 1399.65 | a | 1176.65 | b | 896.23 | c | 516.50 | f | 544.64 | b | 226.50 | 59.00 | 206.00 | 207.00 | l | 303.00 | n | 899.48 | a | 1175.00 | 6583.15 | |||||
| 1961 | 1126.69 | b | 870.50 | 952.50 | 766.50 | 452.50 | g | 136.73 | d | 44.50 | 45.50 | 418.00 | h | 699.50 | 982.50 | 1005.50 | h | 5624.92 | ||||||||
| 1962 | 1329.50 | 986.50 | 1112.00 | 637.50 | 576.00 | 297.93 | a | 167.50 | 213.00 | 334.50 | 257.50 | q | 869.48 | a | 1052.00 | 7575.91 | ||||||||||
| 1963 | 1352.50 | 782.50 | 1000.00 | 862.00 | 448.00 | 413.08 | d | 142.00 | 137.50 | 174.50 | 505.76 | d | 854.48 | a | 1166.00 | 7838.32 | ||||||||||
| 1964 | 1314.00 | 1177.50 | 1146.00 | 846.00 | 513.00 | 344.00 | 83.00 | 177.00 | 433.27 | d | 562.00 | 1032.00 | 1172.50 | 8800.27 | ||||||||||||
| 1965 | 1099.00 | 519.50 | k | 1053.50 | 662.00 | 628.00 | 277.00 | g | 69.50 | o | 176.50 | f | 535.00 | 356.50 | n | 812.00 | 1228.50 | 6018.00 | ||||||||
| 1966 | 1188.50 | 1095.50 | 936.00 | 748.50 | 408.00 | 294.00 | 70.50 | 94.50 | 190.00 | f | 683.00 | 871.15 | d | 1176.00 | 7565.65 | |||||||||||
| 1967 | 1092.23 | a | 890.00 | 916.50 | 882.50 | 514.60 | a | 298.20 | e | 22.06 | e | 28.50 | 242.00 | 569.33 | e | 895.18 | b | 1313.00 | 7664.10 | |||||||
| 1968 | 1188.50 | 850.32 | a | 859.50 | 838.50 | 575.50 | 174.50 | h | 17.00 | k | 233.50 | 247.50 | i | 664.00 | 944.50 | 1192.43 | b | 7346.75 | ||||||||
| 1969 | 938.50 | g | 1082.50 | 1067.00 | 654.00 | 417.00 | 297.50 | 98.50 | 87.00 | 202.50 | f | 779.00 | 915.00 | 1125.00 | 6522.50 | |||||||||||
| 1970 | 1148.00 | 829.00 | 1009.50 | 947.50 | 510.00 | 267.78 | c | 72.33 | d | 64.00 | 375.50 | g | 819.50 | 655.00 | g | 1016.00 | f | 5667.61 | ||||||||
| 1971 | 1094.30 | a | 1002.50 | 1034.37 | a | 752.59 | a | 495.00 | 250.00 | f | 125.00 | 96.44 | d | 457.50 | g | 773.50 | 1005.00 | c | 1333.50 | 7712.20 | ||||||
| 1972 | 1307.50 | 1027.08 | e | 861.00 | 772.50 | 519.50 | 242.50 | 111.50 | 123.50 | 367.00 | h | 711.50 | 1012.20 | e | 1321.50 | 8010.28 | ||||||||||
| 1973 | 1266.50 | 978.00 | 1023.60 | e | 807.00 | 371.50 | g | 242.00 | 96.50 | 94.00 | 162.50 | s | 0.00 | z | 0.00 | z | 0.00 | z | 4507.60 | |||||||
| 1974 | 0.00 | z | 971.70 | a | 832.41 | d | 502.50 | g | 544.57 | a | 143.00 | 59.79 | c | 97.81 | b | 278.79 | a | 581.85 | e | 822.93 | a | 1206.50 | 5539.34 | |||
| 1975 | 150.00 | z | 504.00 | o | 1000.35 | e | 915.00 | 593.65 | a | 311.00 | 43.63 | d | 183.02 | e | 325.00 | 650.00 | 999.00 | 1034.50 | 6055.15 | |||||||
| 1976 | 1163.53 | a | 1008.02 | b | 1118.58 | a | 812.31 | d | 446.00 | 325.50 | 68.00 | 0.00 | z | 308.57 | b | 689.20 | c | 868.97 | a | 1133.05 | a | 7941.73 | ||||
| 1977 | 1261.50 | 940.50 | 1050.68 | c | 584.46 | b | 644.50 | 143.57 | b | 73.76 | b | 0.00 | z | 0.00 | z | 0.00 | z | 909.83 | a | 1033.33 | a | 6642.13 | ||||
| 1978 | 0.00 | z | 988.40 | c | 755.00 | 0.00 | z | 577.78 | b | 281.25 | b | 99.72 | a | 166.88 | a | 361.03 | a | 0.00 | z | 0.00 | z | 0.00 | z | 3230.06 | ||
| 1979 | 1482.83 | a | 960.50 | 904.50 | 0.00 | z | 0.00 | z | 0.00 | z | 70.27 | a | 95.58 | a | 211.03 | a | 544.00 | 1059.83 | a | 1001.54 | e | 6330.08 | ||||
| 1980 | 1179.55 | a | 841.50 | 947.50 | 296.00 | p | 562.77 | e | 0.00 | z | 58.50 | g | 0.00 | z | 270.00 | h | 0.00 | z | 931.11 | c | 987.35 | a | 5449.78 | |||
| 1981 | 1043.50 | 917.00 | d | 902.50 | 665.36 | b | 525.93 | b | 253.27 | d | 94.11 | c | 120.38 | a | 246.00 | g | 717.28 | b | 823.39 | b | 1016.00 | 7078.72 | ||||
| 1982 | 1288.64 | b | 1011.11 | a | 932.50 | 828.00 | 521.00 | 247.00 | 115.98 | b | 50.00 | 337.50 | 695.00 | 455.00 | p | 0.00 | z | 6026.73 | ||||||||
| 1983 | 340.00 | u | 871.00 | 874.50 | 852.50 | 576.00 | 296.00 | 172.50 | 52.00 | 316.00 | 312.50 | m | 896.50 | 1320.50 | 6227.50 | |||||||||||
| 1984 | 1310.50 | 1135.50 | 920.50 | 799.50 | 509.00 | 369.60 | e | 33.00 | n | 29.50 | 0.00 | z | 0.00 | z | 955.96 | d | 800.50 | m | 6030.06 | |||||||
| 1985 | 1423.70 | d | 1132.38 | b | 1092.75 | c | 562.80 | e | 336.00 | f | 240.00 | a | 33.50 | g | 161.00 | 0.00 | z | 0.00 | z | 588.50 | q | 968.50 | i | 4612.64 | ||
| 1986 | 987.00 | 929.92 | b | 477.00 | k | 0.00 | z | 517.91 | b | 79.50 | m | 0.00 | z | 0.00 | z | 317.50 | q | 654.62 | a | 905.19 | d | 1205.26 | b | 5199.90 | ||
| 1987 | 1322.50 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 89.50 | s | 286.00 | 0.00 | z | 0.00 | z | 0.00 | z | 0.00 | z | 1608.50 | |||
| Period of Record Statistics | ||||||||||||||||||||||||||
| MEAN | 1228.08 | 985.07 | 978.38 | 727.64 | 515.17 | 287.62 | 83.01 | 120.56 | 331.59 | 642.80 | 918.91 | 1147.48 | 8000.60 | |||||||||||||
| S.D. | 164.70 | 121.51 | 89.33 | 106.88 | 81.21 | 67.85 | 36.98 | 61.65 | 81.54 | 111.98 | 89.60 | 116.58 | 521.65 | |||||||||||||
| SKEW | 0.58 | 0.32 | -0.17 | 0.03 | -0.16 | -0.37 | 0.54 | 0.45 | 0.42 | -0.35 | -0.07 | 0.25 | 0.52 | |||||||||||||
| MAX | 1762.00 | 1229.00 | 1146.00 | 947.50 | 669.00 | 413.08 | 172.50 | 286.00 | 535.00 | 833.00 | 1103.00 | 1413.50 | 8800.27 | |||||||||||||
| MIN | 846.50 | 782.50 | 755.00 | 500.00 | 341.00 | 136.73 | 22.06 | 13.00 | 174.50 | 367.00 | 711.50 | 935.00 | 7349.61 | |||||||||||||
| NO YRS | 38 | 40 | 42 | 37 | 38 | 38 | 41 | 41 | 26 | 33 | 39 | 36 | 8 | |||||||||||||