...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 12 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 19 MM 61 1877 35 -16 46
MINIMUM -3 MM -8 2000 21 -24 28
AVERAGE 8 28 -20 37
PRECIPITATION (IN)
YESTERDAY 0.00 1.76 1972 0.07 -0.07 0.00
MONTH TO DATE 0.40 1.04 -0.64 0.50
SINCE DEC 1 0.40 1.04 -0.64 0.50
SINCE JAN 1 40.55 35.68 4.87 25.20
SNOWFALL (IN)
YESTERDAY 0.0 11.0 1903 0.3 -0.3 0.0
MONTH TO DATE 4.0 2.7 1.3 T
SINCE DEC 1 4.0 2.7 1.3 T
SINCE JUL 1 4.9 4.2 0.7 T
SNOW DEPTH 3
DEGREE DAYS
HEATING
YESTERDAY 57 37 20 28
MONTH TO DATE 492 415 77 280
SINCE DEC 1 492 415 77 280
SINCE JUL 1 1775 1671 104 1530
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 20 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 11.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 600 AM
LOWEST 53 1200 PM
AVERAGE 66
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 67 1975
MINIMUM TEMPERATURE (F) 21 -13 1903
SUNRISE AND SUNSET
DECEMBER 13 2013......SUNRISE 711 AM CST SUNSET 421 PM CST
DECEMBER 14 2013......SUNRISE 712 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 130636
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST FRI DEC 13 2013
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