...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 10 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 MM 62 1879 36 -15 38
MINIMUM -6 419 AM -8 1978 22 -28 31
1919
AVERAGE 8 29 -21 35
PRECIPITATION (IN)
YESTERDAY T 2.18 1971 0.08 -0.08 T
MONTH TO DATE 0.35 0.88 -0.53 0.50
SINCE DEC 1 0.35 0.88 -0.53 0.50
SINCE JAN 1 40.50 35.52 4.98 25.20
SNOWFALL (IN)
YESTERDAY 0.2 10.9 1934 0.3 -0.1 T
MONTH TO DATE 3.3 2.2 1.1 T
SINCE DEC 1 3.3 2.2 1.1 T
SINCE JUL 1 4.2 3.7 0.5 T
SNOW DEPTH 3
DEGREE DAYS
HEATING
YESTERDAY 57 36 21 30
MONTH TO DATE 381 342 39 216
SINCE DEC 1 381 342 39 216
SINCE JUL 1 1664 1598 66 1466
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 29 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 13.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 400 AM
LOWEST 56 400 PM
AVERAGE 68
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 61 1949
MINIMUM TEMPERATURE (F) 22 -5 1972
SUNRISE AND SUNSET
DECEMBER 11 2013......SUNRISE 710 AM CST SUNSET 420 PM CST
DECEMBER 12 2013......SUNRISE 710 AM CST SUNSET 420 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
000
CDUS43 KLOT 111319
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
715 AM CST WED DEC 11 2013
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