...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 16 2013...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
..................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 21 616 PM 60 1984 34 -13 49
MINIMUM 7 721 AM -12 1951 20 -13 38
AVERAGE 14 27 -13 44
PRECIPITATION (IN)
YESTERDAY 0.05 1.67 1921 0.07 -0.02 T
MONTH TO DATE 0.69 1.33 -0.64 0.84
SINCE DEC 1 0.69 1.33 -0.64 0.84
SINCE JAN 1 40.84 35.97 4.87 25.54
SNOWFALL (IN)
YESTERDAY 0.7 4.8 2008 0.3 0.4 0.0
MONTH TO DATE 8.9 3.8 5.1 T
SINCE DEC 1 8.9 3.8 5.1 T
SINCE JUL 1 9.8 5.3 4.5 T
SNOW DEPTH 5
DEGREE DAYS
HEATING
YESTERDAY 51 38 13 21
MONTH TO DATE 672 564 108 373
SINCE DEC 1 672 564 108 373
SINCE JUL 1 1955 1820 135 1623
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 933 843 90 1324
..................................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
SNOW
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 500 PM
LOWEST 53 200 AM
AVERAGE 72
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 60 1977
MINIMUM TEMPERATURE (F) 20 -7 1951
SUNRISE AND SUNSET
DECEMBER 17 2013......SUNRISE 714 AM CST SUNSET 422 PM CST
DECEMBER 18 2013......SUNRISE 715 AM CST SUNSET 422 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
000
CDUS43 KLOT 170641
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1240 AM CST TUE DEC 17 2013
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