604
CDUS43 KLOT 112234
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
434 PM CST MON DEC 11 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 11 2023
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 35 3:59 PM 61 1949 38 -3 40
MINIMUM 28 8:50 AM -5 1972 26 2 36
AVERAGE 32 32 0 38
PRECIPITATION (IN)
TODAY T 1.73 1949 0.07 -0.07 T
MONTH TO DATE 1.30 0.83 0.47 0.48
SINCE DEC 1 1.30 0.83 0.47 0.48
SINCE JAN 1 32.06 36.58 -4.52 30.31
SNOWFALL (IN)
TODAY 0.0 9.5 2000 0.2 -0.2 0.0
MONTH TO DATE 0.3 2.4 -2.1 0.2
SINCE DEC 1 0.3 2.4 -2.1 0.2
SINCE JUL 1 3.0 4.4 -1.4 1.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 33 33 0 27
MONTH TO DATE 279 349 -70 312
SINCE DEC 1 279 349 -70 312
SINCE JUL 1 1243 1500 -257 1377
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1145 1003 142 1174
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 6.3
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HAIL
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 78 12:00 AM
LOWEST 63 1:00 PM
AVERAGE 71
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 61 1877
MINIMUM TEMPERATURE (F) 25 -8 2000
SUNRISE AND SUNSET
DECEMBER 11 2023......SUNRISE 7:09 AM CST SUNSET 4:20 PM CST
DECEMBER 12 2023......SUNRISE 7:10 AM CST SUNSET 4:20 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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