...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 13 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 32 918 PM 67 1975 35 -3 49
MINIMUM 13 750 AM -13 1903 21 -8 32
AVERAGE 23 28 -5 41
PRECIPITATION (IN)
YESTERDAY 0.01 1.14 1928 0.08 -0.07 0.00
MONTH TO DATE 0.41 1.12 -0.71 0.50
SINCE DEC 1 0.41 1.12 -0.71 0.50
SINCE JAN 1 40.56 35.76 4.80 25.20
SNOWFALL (IN)
YESTERDAY 0.2 6.0 2000 0.2 0.0 0.0
1885
MONTH TO DATE 4.2 2.9 1.3 T
SINCE DEC 1 4.2 2.9 1.3 T
SINCE JUL 1 5.1 4.4 0.7 T
SNOW DEPTH 2
DEGREE DAYS
HEATING
YESTERDAY 42 37 5 24
MONTH TO DATE 534 452 82 304
SINCE DEC 1 534 452 82 304
SINCE JUL 1 1817 1708 109 1554
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
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 6.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 800 AM
LOWEST 62 1000 AM
AVERAGE 75
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 66 1975
MINIMUM TEMPERATURE (F) 21 -9 1901
SUNRISE AND SUNSET
DECEMBER 14 2013......SUNRISE 712 AM CST SUNSET 421 PM CST
DECEMBER 15 2013......SUNRISE 713 AM CST SUNSET 421 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
000
CDUS43 KLOT 140648
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1244 AM CST SAT DEC 14 2013
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ...
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