322
CDUS43 KLOT 180635
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST THU DEC 18 2025
...............................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 2025...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1996 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 42 3:11 PM 53 2006 36 6 41
MINIMUM 29 7:01 PM 0 2000 24 5 32
AVERAGE 36 30 6 37
PRECIPITATION (IN)
YESTERDAY 0.00 0.13 2013 0.06 -0.06 0.00
MONTH TO DATE 0.36 1.00 -0.64 0.25
SINCE DEC 1 0.36 1.00 -0.64 0.25
SINCE JAN 1 22.93 31.64 -8.71 32.16
DEGREE DAYS
HEATING
YESTERDAY 29 35 -6 28
MONTH TO DATE 726 555 171 592
SINCE DEC 1 726 555 171 592
SINCE JUL 1 1744 1736 8 1430
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1109 933 176 1030
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 8:00 AM
LOWEST 65 2:00 PM
AVERAGE 81
......................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 55 2002
MINIMUM TEMPERATURE (F) 23 -6 2016
SUNRISE AND SUNSET
DECEMBER 18 2025......SUNRISE 7:15 AM CST SUNSET 4:22 PM CST
DECEMBER 19 2025......SUNRISE 7:16 AM CST SUNSET 4:22 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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