570
CDUS43 KLOT 192233
CLIORD
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CST THU DEC 19 2024
...............................
..THE CHICAGO-OHARE CLIMATE SUMMARY FOR DECEMBER 19 2024
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 33 1:16 PM 64 1877 36 -3 33
MINIMUM 25 3:17 AM -14 1983 24 1 17
AVERAGE 29 30 -1 25
PRECIPITATION (IN)
TODAY T 2.66 1895 0.07 -0.07 0.00
MONTH TO DATE 0.41 1.35 -0.94 1.71
SINCE DEC 1 0.41 1.35 -0.94 1.71
SINCE JAN 1 33.40 37.10 -3.70 32.47
SNOWFALL (IN)
TODAY T 8.3 1973 0.2 -0.2 0.0
MONTH TO DATE 0.2 4.3 -4.1 0.3
SINCE DEC 1 0.2 4.3 -4.1 0.3
SINCE JUL 1 3.1 6.3 -3.2 3.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 36 36 0 40
MONTH TO DATE 667 626 41 511
SINCE DEC 1 667 626 41 511
SINCE JUL 1 1434 1777 -343 1475
COOLING
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 7.9
SKY COVER
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 68 2:00 AM
LOWEST 60 11:00 AM
AVERAGE 64
......................................................
THE CHICAGO-OHARE CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 67 1877
MINIMUM TEMPERATURE (F) 23 -9 1963
SUNRISE AND SUNSET
DECEMBER 19 2024......SUNRISE 7:15 AM CST SUNSET 4:23 PM CST
DECEMBER 20 2024......SUNRISE 7:16 AM CST SUNSET 4:23 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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