ONTONAGON 6 SE DIVISION: 1 STATION #6220 DATE OF RUN COUNTY: ONTONAGON PERIOD ANALYSIS FOR 1978 -2000 ( 23 YEARS) 11/10/04 NUMBER OF DAYS WITH MINIMUM TEMPERATURE <= 32 F YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL 1978 31 28 30 19 6 1 0 0 2 11 25 31 184 1979 31 28 26 17 8 2 0 0 1 14 27 30 184 1980 30 29 31 17 3 2 0 0 3 11 25 29 180 1981 31 23 25 15 13 0 0 0 1 14 22 31 175 1982 31 28 27 21 4 2 0 0 2 6 25 26 172 1983 31 26 26 23 11 1 0 0 0 11 24 31 184 1984 31 25 31 17 10 0 0 0 3 4 24 31 176 1985 31 27 27 15 2 1 0 0 1 8 24 31 167 1986 31 28 28 12 7 2 0 0 2 4 28 31 173 1987 31 28 25 16 6 0 0 0 1 12 26 30 175 1988 31 29 30 20 3 2 1 0 1 11 26 31 185 1989 31 28 28 22 8 1 0 0 2 11 27 31 189 1990 31 28 27 17 14 1 0 0 0 13 25 31 187 1991 31 27 27 11 3 0 0 0 2 11 29 31 172 1992 31 29 27 18 8 3 0 0 2 12 26 30 186 1993 31 28 31 19 4 0 0 0 3 10 26 29 181 1994 31 27 30 17 9 3 0 0 0 7 17 30 171 1995 30 28 27 23 3 0 0 0 5 8 27 31 182 1996 31 29 28 24 13 0 0 0 0 7 26 31 189 1997 31 28 30 20 16 0 0 0 0 13 27 31 196 1998 31 21 25 17 6 1 0 0 0 7 20 28 156 1999 31 26 28 19 5 0 0 0 0 11 14 31 165 2000 31 24 22 26 4 1 0 0 2 11 21 31 173 NON-ZERO 23 23 23 23 23 14 1 0 16 23 23 23 23 ZEROES 0 0 0 0 0 9 22 23 7 0 0 0 0 PROB OF ZERO .00 .00 .00 .00 .00 .39 .96 1.00 .30 .00 .00 .00 .00 NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES NUMBER YEARS 23 23 23 23 23 23 23 23 23 23 23 23 23 MEAN 30.9 27.0 27.7 18.5 7.2 1.6 1.0 .0 2.1 9.9 24.4 30.3 178.3 VARIANCE .1 4.2 5.3 13.4 16.2 .6 .0 .0 1.1 8.6 12.5 1.6 84.6 STND DEV .3 2.1 2.3 3.7 4.0 .7 .0 .0 1.1 2.9 3.5 1.3 9.2 SKEW -2.9 -1.5 -.3 .0 .6 .7 .0 .0 1.3 -.6 -1.5 -2.1 -.4 KURTOSIS 9.6 4.7 2.8 2.8 2.3 2.2 .0 .0 4.6 2.4 4.9 7.2 2.9 NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS. ONTONAGON 6 SE DIVISION: 1 STATION #6220 DATE OF RUN COUNTY: ONTONAGON PERIOD ANALYSIS FOR 1978 -2000 ( 23 YEARS) 11/10/04 NUMBER OF DAYS WITH MINIMUM TEMPERATURE <= 32 F STATISTICS PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL NUMBER YEARS 23 23 23 23 23 23 23 23 23 23 23 23 23 MEAN 30.9 27.0 27.7 18.5 7.2 1.6 1.0 .0 2.1 9.9 24.4 30.3 178.3 VARIANCE .1 4.2 5.3 13.4 16.2 .6 .0 .0 1.1 8.6 12.5 1.6 84.6 STND DEV .3 2.1 2.3 3.7 4.0 .7 .0 .0 1.1 2.9 3.5 1.3 9.2 SKEW -2.9 -1.5 -.3 .0 .6 .7 .0 .0 1.3 -.6 -1.5 -2.1 -.4 KURTOSIS 9.6 4.7 2.8 2.8 2.3 2.2 .0 .0 4.6 2.4 4.9 7.2 2.9 SIGMA 999.000 999.000 14.594 13.143 8.462 1.565 999.000 .000 1.560 25.582 999.000 999.000 5.815 ETA .000 .000 6.950 3.600 1.945 1.942 999.000 .000 1.360 10.000 .000 .000 6.950 MU 999.000 999.000 14.005 6.635 -.286 .255 999.000 .000 .633 -14.467 999.000 999.000 12.397 SCALE FACTOR 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 1.000 .100 TRANS FACTOR .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 PROB OF ZERO .00 .00 .00 .00 .00 .39 .96 1.00 .30 .00 .00 .00 .00 LEVELS PROBABILITY PERCENTILE VALUES 01 30 22 22 10 1 0 0 0 0 2 16 27 154 05 30 24 24 12 2 0 0 0 0 5 19 28 162 10 31 24 25 14 2 0 0 0 0 6 20 29 166 20 31 25 26 15 4 0 0 0 0 8 21 29 171 25 31 26 26 16 4 0 0 0 0 8 22 29 173 30 31 26 27 17 5 0 0 0 0 9 23 30 174 40 31 27 27 18 6 0 0 0 1 9 23 30 177 50 31 27 28 19 7 1 0 0 1 10 24 30 179 60 31 28 28 19 8 1 0 0 2 11 25 31 181 70 31 28 29 20 9 2 0 0 2 12 26 31 184 75 31 28 29 21 10 2 0 0 2 12 27 31 185 80 31 28 30 22 11 2 0 0 2 12 27 31 186 90 31 28 30 23 13 2 0 0 3 13 29 31 190 95 31 28 31 24 15 3 0 0 4 14 30 31 192 99 31 28 31 27 18 3 1 0 5 15 30 31 196