407
CDUS43 KLOT 040638
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1238 AM CST MON DEC 04 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 3 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 40 1:35 AM 71 1970 41 -1 51
MINIMUM 36 11:59 PM -5 1940 28 8 21
AVERAGE 38 34 4 36
PRECIPITATION (IN)
YESTERDAY 0.28 1.12 1873 0.07 0.21 T
MONTH TO DATE 0.94 0.23 0.71 T
SINCE DEC 1 0.94 0.23 0.71 T
SINCE JAN 1 31.70 35.98 -4.28 29.83
SNOWFALL (IN)
YESTERDAY 0.0 4.0 1893 0.2 -0.2 T
MONTH TO DATE 0.0 0.6 -0.6 T
SINCE DEC 1 0.0 0.6 -0.6 T
SINCE JUL 1 2.7 2.6 0.1 1.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 27 31 -4 29
MONTH TO DATE 74 91 -17 87
SINCE DEC 1 74 91 -17 87
SINCE JUL 1 1038 1242 -204 1152
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
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 7.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 82 9:00 PM
AVERAGE 90
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 66 1998
MINIMUM TEMPERATURE (F) 27 0 1893
SUNRISE AND SUNSET
DECEMBER 4 2023......SUNRISE 7:03 AM CST SUNSET 4:20 PM CST
DECEMBER 5 2023......SUNRISE 7:04 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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