712
CDUS43 KLOT 300641
CLICHI
CLIMATE REPORT ................
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST THU DEC 30 2004
THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 29 2004...
CLIMATE NORMAL PERIOD 1971 TO 2000CLIMATE 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 40 217 PM 63 1984 31 9 47
MINIMUM 26 639 AM -15 1880 16 10 30
AVERAGE 33 24 9 39
PRECIPITATION (IN)
YESTERDAY 0.00 0.78 1978 0.07 -0.07 T
MONTH TO DATE 1.12 2.30 -1.18 1.82
SINCE DEC 1 1.12 2.30 -1.18 1.82
SINCE JAN 1 31.55 36.14 -4.59 32.02
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.6
SINCE DEC 1 0.6
SINCE JUL 1 5.7
DEGREE DAYS
HEATING
YESTERDAY 32 41 -9 26
MONTH TO DATE 1070 1068 2 961
SINCE DEC 1 1070 1068 2 961
SINCE JUL 1 2129 2355 -226 2169
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 9 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 600 AM
LOWEST 70 100 PM
AVERAGE 81
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 31 61 1884
MINIMUM TEMPERATURE (F) 16 -7 1909
SUNRISE AND SUNSET
DECEMBER 30 2004......SUNRISE 719 AM CST SUNSET 430 PM CST
DECEMBER 31 2004......SUNRISE 720 AM CST SUNSET 430 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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