619
CDUS43 KLOT 290634
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1234 AM CST FRI DEC 29 2023
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 28 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 42 4:52 PM 69 1984 34 8 45
MINIMUM 34 2:00 AM -13 1924 22 12 25
AVERAGE 38 28 10 35
PRECIPITATION (IN)
YESTERDAY 0.13 1.47 2015 0.07 0.06 0.00
MONTH TO DATE 2.75 1.92 0.83 2.16
SINCE DEC 1 2.75 1.92 0.83 2.16
SINCE JAN 1 33.51 37.67 -4.16 31.99
SNOWFALL (IN)
YESTERDAY 0.0 8.0 1987 0.3 -0.3 0.0
MONTH TO DATE 0.3 6.7 -6.4 3.2
SINCE DEC 1 0.3 6.7 -6.4 3.2
SINCE JUL 1 3.0 8.7 -5.7 4.3
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 27 37 -10 30
MONTH TO DATE 705 955 -250 1034
SINCE DEC 1 705 955 -250 1034
SINCE JUL 1 1669 2106 -437 2099
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 17 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 11.1
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 PM
LOWEST 75 3:00 AM
AVERAGE 86
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 33 63 1984
MINIMUM TEMPERATURE (F) 21 -15 1880
SUNRISE AND SUNSET
DECEMBER 29 2023......SUNRISE 7:19 AM CST SUNSET 4:28 PM CST
DECEMBER 30 2023......SUNRISE 7:19 AM CST SUNSET 4:29 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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