937
CDUS43 KLOT 110635
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST MON DEC 11 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 10 2023
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)
YESTERDAY
MAXIMUM 35 2:03 PM 62 1879 38 -3 40
MINIMUM 30 11:59 PM -8 1919 26 4 37
1978
AVERAGE 33 32 1 39
PRECIPITATION (IN)
YESTERDAY T 2.18 1971 0.07 -0.07 0.02
MONTH TO DATE 1.30 0.76 0.54 0.48
SINCE DEC 1 1.30 0.76 0.54 0.48
SINCE JAN 1 32.06 36.51 -4.45 30.31
SNOWFALL (IN)
YESTERDAY T 10.9 1934 0.3 -0.3 0.0
MONTH TO DATE 0.3 2.2 -1.9 0.2
SINCE DEC 1 0.3 2.2 -1.9 0.2
SINCE JUL 1 3.0 4.2 -1.2 1.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 32 33 -1 26
MONTH TO DATE 246 316 -70 285
SINCE DEC 1 246 316 -70 285
SINCE JUL 1 1210 1467 -257 1350
COOLING
YESTERDAY 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 20 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 9.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 79 1:00 PM
LOWEST 69 8:00 PM
AVERAGE 74
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 61 1949
MINIMUM TEMPERATURE (F) 26 -5 1972
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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