331
CDUS43 KLOT 150642
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1242 AM CST SUN DEC 15 2024
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 14 2024
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 39 4:11 PM 66 1975 37 2 51
MINIMUM 25 2:11 AM -9 1901 25 0 32
AVERAGE 32 31 1 42
PRECIPITATION (IN)
YESTERDAY 0.33 1.43 2011 0.07 0.26 0.00
MONTH TO DATE 0.33 1.03 -0.70 1.30
SINCE DEC 1 0.33 1.03 -0.70 1.30
SINCE JAN 1 33.32 36.78 -3.46 32.06
SNOWFALL (IN)
YESTERDAY T 10.0 1951 0.2 -0.2 0.0
MONTH TO DATE 0.2 3.1 -2.9 0.3
SINCE DEC 1 0.2 3.1 -2.9 0.3
SINCE JUL 1 3.1 5.1 -2.0 3.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 33 34 -1 23
MONTH TO DATE 523 451 72 367
SINCE DEC 1 523 451 72 367
SINCE JUL 1 1290 1602 -312 1331
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1212 1003 209 1145
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 11.7
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
SLEET
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 10:00 PM
LOWEST 56 11:00 AM
AVERAGE 74
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THE CHICAGO-OHARE CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 66 2021
MINIMUM TEMPERATURE (F) 25 -12 1901
SUNRISE AND SUNSET
DECEMBER 15 2024......SUNRISE 7:13 AM CST SUNSET 4:21 PM CST
DECEMBER 16 2024......SUNRISE 7:14 AM CST SUNSET 4:21 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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