Saint Charles 3SSW DIVISION: STATION #7255 DATE OF RUN COUNTY: PERIOD ANALYSIS FOR 1971 -1999 ( 26 SEASONS) 11/17/04 MONTHLY DEGREE-DAYS BASE 45 SEASON MAR APR MAY JUN JUL AUG SEP OCT SEASON 1971 2 119 389 824 799 769 642 415 3959 1972 4 88 494 603 818 741 530 137 3415 1973 49 172 331 764 868 859 562 356 3961 1974 27 210 330 646 857 786 443 209 3508 1975 1 81 595 723 889 833 398 293 3813 1976 86 221 375 780 856 742 502 142 3704 1977 113 291 672 644 955 740 567 174 4156 1978 2 84 509 704 826 830 639 189 3783 1979 61 125 441 704 813 728 594 256 3722 1980 5 137 491 622 881 881 584 112 3713 1981 38 224 409 721 861 767 442 88 3550 1982 9 100 566 498 741 604 424 237 3179 1983 38 75 286 656 888 820 536 234 3533 1984 0 128 292 692 718 780 450 261 3321 1988 16 83 432 654 847 784 396 82 3294 1989 26 75 336 599 788 661 405 211 3101 1990 76 194 273 608 724 671 458 151 3155 1991 31 195 566 703 764 707 366 219 3551 1992 0 70 342 501 611 540 370 106 2540 1993 3 46 354 534 798 746 308 114 2903 1994 10 128 297 626 754 619 489 175 3098 1995 32 28 331 693 795 880 350 232 3341 1996 2 85 283 645 667 738 464 161 3045 1997 22 74 164 707 785 634 480 190 3056 1998 101 116 573 638 761 806 575 208 3778 1999 5 128 445 702 842 645 480 136 3383 NON-ZERO 24 26 26 26 26 26 26 26 26 ZEROES 2 0 0 0 0 0 0 0 0 PROB OF ZERO .08 .00 .00 .00 .00 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER SEASON 26 26 26 26 26 26 26 26 26 MEAN 31.6 126.0 406.8 661.2 804.1 742.7 479.0 195.7 3444.7 VARIANCE 1110.8 4047.2 15007.8 6098.4 5616.6 7754.1 8136.2 6283.1 140703.3 STND DEV 33.3 63.6 122.5 78.1 74.9 88.1 90.2 79.3 375.1 SKEW 1.1 .8 .3 -.3 -.5 -.4 .1 .9 -.3 KURTOSIS 3.2 3.0 2.4 3.1 3.4 2.6 2.2 3.8 2.7 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. ????? DIVISION: STATION #7255 DATE OF RUN COUNTY: PERIOD ANALYSIS FOR 1971 -1999 ( 26 SEASONS) 11/17/04 MONTHLY DEGREE-DAYS BASE 45 STATISTICS PARAMETER MAR APR MAY JUN JUL AUG SEP OCT SEASON NUMBER SEASON 26 26 26 26 26 26 26 26 26 MEAN 31.6 126.0 406.8 661.2 804.1 742.7 479.0 195.7 3444.7 VARIANCE 1110.8 4047.2 15007.8 6098.4 5616.6 7754.1 8136.2 6283.1 140703.3 STND DEV 33.3 63.6 122.5 78.1 74.9 88.1 90.2 79.3 375.1 SKEW 1.1 .8 .3 -.3 -.5 -.4 .1 .9 -.3 KURTOSIS 3.2 3.0 2.4 3.1 3.4 2.6 2.2 3.8 2.7 GAMMA .797 4.126 11.084 71.610 114.377 70.515 28.760 6.649 84.845 BETA 39.676 30.546 36.699 9.233 999.000 10.533 16.655 29.432 40.600 PROB OF ZERO .08 .00 .00 .00 .00 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 0 27 177 493 630 553 296 63 2635 05 0 44 229 538 681 603 342 90 2853 10 0 56 260 563 708 632 369 107 2975 20 3 73 302 595 741 667 403 131 3126 25 5 81 319 607 754 681 416 141 3185 30 7 88 335 618 765 694 428 150 3239 40 11 102 365 639 785 717 451 168 3337 50 17 116 395 658 804 739 473 186 3431 60 25 132 426 678 823 762 496 205 3526 70 34 150 461 700 843 786 521 227 3629 75 41 161 481 712 855 800 536 240 3688 80 49 173 504 726 867 816 552 255 3753 90 74 209 569 763 900 858 596 297 3929 95 100 242 626 794 927 894 634 334 4077 99 161 313 743 855 978 963 707 412 4352