Number of days with maximum Temperature of 32 F or below (Weibull)
BIG BAY 3 SE
DIVISION: 1 STATION #0770 DATE OF RUN
COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 YEARS) 11/17/04
NUMBER OF DAYS WITH MAXIMUM TEMPERATURE <= 32 F
YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL
1981 21 15 6 0 0 0 0 0 0 0 3 17 62
1982 30 19 12 3 0 0 0 0 0 0 6 14 84
1983 19 12 9 2 0 0 0 0 0 0 6 31 79
1984 24 12 13 0 0 0 0 0 0 0 4 19 72
1986 22 22 7 0 0 0 0 0 0 0 8 10 69
1987 15 7 7 2 0 0 0 0 0 0 4 15 50
1988 23 21 9 0 0 0 0 0 0 0 3 18 74
1989 18 24 19 1 0 0 0 0 0 0 8 27 97
1990 11 17 6 1 0 0 0 0 0 0 4 14 53
1991 27 14 6 0 0 0 0 0 0 0 8 14 69
1992 14 16 9 1 0 0 0 0 0 0 10 18 68
1994 31 24 9 2 0 0 0 0 0 0 2 16 84
1995 25 19 9 3 0 0 0 0 0 0 17 26 99
1996 25 19 18 3 0 0 0 0 0 0 15 20 100
1997 26 21 14 3 0 0 0 0 0 0 5 9 78
1998 25 5 9 0 0 0 0 0 0 0 0 12 51
NON-ZERO 16 16 16 10 0 0 0 0 0 0 15 16 16
ZEROES 0 0 0 6 16 16 16 16 16 16 1 0 0
PROB OF ZERO .00 .00 .00 .38 1.00 1.00 1.00 1.00 1.00 1.00 .06 .00 .00
NOTE: STATISTICS ARE COMPUTED ON THE NON-ZERO VALUES
NUMBER YEARS 16 16 16 16 16 16 16 16 16 16 16 16 16
MEAN 22.3 16.7 10.1 2.1 .0 .0 .0 .0 .0 .0 6.9 17.5 74.3
VARIANCE 31.8 31.6 16.4 .8 .0 .0 .0 .0 .0 .0 19.0 37.2 256.6
STND DEV 5.6 5.6 4.0 .9 .0 .0 .0 .0 .0 .0 4.4 6.1 16.0
SKEW -.4 -.6 1.0 -.2 .0 .0 .0 .0 .0 .0 1.2 .8 .1
KURTOSIS 2.4 2.6 3.0 1.5 .0 .0 .0 .0 .0 .0 3.5 2.9 2.1
NOTE: A MISSING OR INCOMPLETE VALUE, INDICATED BY THE FIELD BEING FILLED WITH 9s, IS NOT INCLUDED IN THE ANALYSIS.
BIG BAY 3 SE
DIVISION: 1 STATION #0770 DATE OF RUN
COUNTY: MARQUETTE PERIOD ANALYSIS FOR 1981 -1998 ( 16 YEARS) 11/17/04
NUMBER OF DAYS WITH MAXIMUM TEMPERATURE <= 32 F STATISTICS
PARAMETER JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC ANNUAL
NUMBER YEARS 16 16 16 16 16 16 16 16 16 16 16 16 16
MEAN 22.3 16.7 10.1 2.1 .0 .0 .0 .0 .0 .0 6.9 17.5 74.3
VARIANCE 31.8 31.6 16.4 .8 .0 .0 .0 .0 .0 .0 19.0 37.2 256.6
STND DEV 5.6 5.6 4.0 .9 .0 .0 .0 .0 .0 .0 4.4 6.1 16.0
SKEW -.4 -.6 1.0 -.2 .0 .0 .0 .0 .0 .0 1.2 .8 .1
KURTOSIS 2.4 2.6 3.0 1.5 .0 .0 .0 .0 .0 .0 3.5 2.9 2.1
SIGMA 35.654 49.084 5.944 3.149 .000 .000 .000 .000 .000 .000 6.398 11.708 57.620
ETA 6.950 10.000 1.360 3.600 .000 .000 .000 .000 .000 .000 1.360 1.765 3.600
MU -11.089 -30.009 4.682 -.738 .000 .000 .000 .000 .000 .000 1.008 7.078 22.390
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 1.000
TRANS FACTOR .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000 .000
PROB OF ZERO .00 .00 .00 .38 1.00 1.00 1.00 1.00 1.00 1.00 .06 .00 .00
LEVELS PROBABILITY PERCENTILE VALUES
01 7 1 5 0 0 0 0 0 0 0 0 8 38
05 12 6 5 0 0 0 0 0 0 0 0 9 48
10 15 9 6 0 0 0 0 0 0 0 2 10 53
20 18 12 7 0 0 0 0 0 0 0 3 12 60
25 19 13 7 0 0 0 0 0 0 0 3 13 63
30 20 14 7 0 0 0 0 0 0 0 4 14 66
40 21 16 8 1 0 0 0 0 0 0 5 15 70
50 23 17 9 1 0 0 0 0 0 0 6 17 74
60 24 19 10 2 0 0 0 0 0 0 7 18 79
70 26 20 11 2 0 0 0 0 0 0 8 20 83
75 26 21 12 2 0 0 0 0 0 0 9 21 85
80 27 21 13 3 0 0 0 0 0 0 10 22 88
90 29 23 16 3 0 0 0 0 0 0 13 26 95
95 31 25 18 3 0 0 0 0 0 0 15 29 101
99 31 27 23 4 0 0 0 0 0 0 20 31 110
