...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 15 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 22 1230 AM 64 1971 35 -13 50
MINIMUM 10 836 PM -12 1901 21 -11 37
AVERAGE 16 28 -12 44
PRECIPITATION (IN)
YESTERDAY T 1.10 1971 0.07 -0.07 0.34
MONTH TO DATE 0.64 1.26 -0.62 0.84
SINCE DEC 1 0.64 1.26 -0.62 0.84
SINCE JAN 1 40.79 35.90 4.89 25.54
SNOWFALL (IN)
YESTERDAY T 8.0 1987 0.3 -0.3 0.0
MONTH TO DATE 8.2 3.5 4.7 T
SINCE DEC 1 8.2 3.5 4.7 T
SINCE JUL 1 9.1 5.0 4.1 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 49 37 12 21
MONTH TO DATE 621 526 95 352
SINCE DEC 1 621 526 95 352
SINCE JUL 1 1904 1782 122 1602
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 24 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 12.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 1200 AM
LOWEST 61 500 PM
AVERAGE 75
..........................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 60 1984
MINIMUM TEMPERATURE (F) 20 -12 1951
SUNRISE AND SUNSET
DECEMBER 16 2013......SUNRISE 713 AM CST SUNSET 421 PM CST
DECEMBER 17 2013......SUNRISE 714 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 162136 CCA
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1242 AM CST MON DEC 16 2013
CHICAGO O'HARE CURRENT AND HISTORY (3-DAY) ...
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