Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 180636
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT OCT 18 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 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 75 4:36 PM 82 2016 62 13 64
MINIMUM 56 3:25 AM 30 2015 44 12 31
AVERAGE 66 53 13 48
PRECIPITATION (IN)
YESTERDAY 0.00 3.00 1998 0.09 -0.09 0.00
MONTH TO DATE 0.80 1.84 -1.04 0.24
SINCE SEP 1 2.50 4.88 -2.38 1.23
SINCE JAN 1 20.27 27.22 -6.95 27.62
DEGREE DAYS
HEATING
YESTERDAY 0 12 -12 17
MONTH TO DATE 73 159 -86 122
SINCE SEP 1 107 241 -134 142
SINCE JUL 1 115 248 -133 147
COOLING
YESTERDAY 1 0 1 0
MONTH TO DATE 44 11 33 4
SINCE SEP 1 184 117 67 142
SINCE JAN 1 1108 931 177 1011
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 64 7:00 AM
LOWEST 50 3:00 PM
AVERAGE 57
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 78 2007
MINIMUM TEMPERATURE (F) 44 30 2009
2015
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 7:08 AM CDT SUNSET 6:05 PM CDT
OCTOBER 19 2025.......SUNRISE 7:09 AM CDT SUNSET 6:03 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$