609
CDUS43 KLOT 300633
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT TUE SEP 30 2025
...............................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 89R 1:34 PM 85 2002 70 19 74
MINIMUM 58 5:33 AM 38 2006 51 7 67
AVERAGE 74 61 13 71
PRECIPITATION (IN)
YESTERDAY 0.00 0.72 2008 0.10 -0.10 T
MONTH TO DATE 1.70 2.94 -1.24 0.99
SINCE SEP 1 1.70 2.94 -1.24 0.99
SINCE JAN 1 19.47 25.28 -5.81 27.38
DEGREE DAYS
HEATING
YESTERDAY 0 6 -6 0
MONTH TO DATE 34 76 -42 20
SINCE SEP 1 34 76 -42 20
SINCE JUL 1 42 83 -41 25
COOLING
YESTERDAY 9 2 7 6
MONTH TO DATE 134 106 28 133
SINCE SEP 1 134 106 28 133
SINCE JAN 1 1058 920 138 1002
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 1.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 9:00 PM
LOWEST 33 1:00 PM
AVERAGE 63
......................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 87 2019
MINIMUM TEMPERATURE (F) 51 37 2003
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 6:48 AM CDT SUNSET 6:34 PM CDT
OCTOBER 1 2025.......SUNRISE 6:49 AM CDT SUNSET 6:33 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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