...THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 31 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 12 921 PM 68 1875 32 -20 35
MINIMUM 2 737 AM -10 1967 17 -15 20
AVERAGE 7 24 -17 28
PRECIPITATION (IN)
YESTERDAY 0.30 0.89 1978 0.06 0.24 0.00
MONTH TO DATE 1.94 2.25 -0.31 2.21
SINCE DEC 1 1.94 2.25 -0.31 2.21
SINCE JAN 1 42.09 36.89 5.20 26.91
SNOWFALL (IN)
YESTERDAY 3.0 7.6 1978 0.3 2.7 0.0
MONTH TO DATE 14.2 8.2 6.0 0.9
SINCE DEC 1 14.2 8.2 6.0 0.9
SINCE JUL 1 15.1 9.7 5.4 0.9
SNOW DEPTH 1
DEGREE DAYS
HEATING
YESTERDAY 58 40 18 37
MONTH TO DATE 1283 1153 130 887
SINCE DEC 1 1283 1155 128 887
SINCE JUL 1 2566 2411 155 2137
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 W (260)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 400 AM
LOWEST 63 1100 AM
AVERAGE 70
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 32 65 1876
MINIMUM TEMPERATURE (F) 17 -10 1969
SUNRISE AND SUNSET
JANUARY 1 2014.......SUNRISE 720 AM CST SUNSET 431 PM CST
JANUARY 2 2014.......SUNRISE 720 AM CST SUNSET 432 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
000
CDUS43 KLOT 010649
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1239 AM CST WED JAN 1 2014
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