095
CDUS43 KLOT 250635
CLICHI
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST SAT DEC 25 2004
...................................
...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 24 2004...
CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1871 TO 2004
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 12 1148 PM 64 1889 32 -20 26
MINIMUM -2 811 AM -25 1983 18 -20 17
AVERAGE 5 25 -20 22
PRECIPITATION (IN)
YESTERDAY 0.00 2.61 1965 0.07 -0.07 T
MONTH TO DATE 1.10 1.95 -0.85 1.67
SINCE DEC 1 1.10 1.95 -0.85 1.67
SINCE JAN 1 31.53 35.79 -4.26 31.87
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.3
SINCE DEC 1 0.3
SINCE JUL 1 5.4
DEGREE DAYS
HEATING
YESTERDAY 60 40 20 43
MONTH TO DATE 861 865 -4 816
SINCE DEC 1 861 865 -4 816
SINCE JUL 1 1920 2152 -232 2024
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 615 830 -215 695
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 9.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 69 200 AM
LOWEST 38 200 PM
AVERAGE 54
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 64 1982
MINIMUM TEMPERATURE (F) 17 -17 1983
SUNRISE AND SUNSET
DECEMBER 25 2004......SUNRISE 718 AM CST SUNSET 426 PM CST
DECEMBER 26 2004......SUNRISE 718 AM CST SUNSET 427 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
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