Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS43 KLOT 092145
CLIPWK
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
445 PM CDT THU OCT 09 2025
...................................
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 9 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 63 2:38 PM 86 2018 66 -3 68
MINIMUM 43 5:50 AM 30 2000 47 -4 47
AVERAGE 53 56 -3 58
PRECIPITATION (IN)
TODAY 0.00 0.40 2009 0.11 -0.11 0.00
MONTH TO DATE 0.53 0.99 -0.46 T
SINCE SEP 1 2.23 4.03 -1.80 0.99
SINCE JAN 1 20.00 26.37 -6.37 27.38
DEGREE DAYS
HEATING
TODAY 12 9 3 7
MONTH TO DATE 27 72 -45 38
SINCE SEP 1 61 154 -93 58
SINCE JUL 1 69 161 -92 63
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 43 9 34 4
SINCE SEP 1 183 115 68 142
SINCE JAN 1 1107 929 178 1011
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 3.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 44 3:00 PM
AVERAGE 71
..........................................................
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 85 2010
MINIMUM TEMPERATURE (F) 47 31 2009
SUNRISE AND SUNSET
OCTOBER 9 2025.......SUNRISE 6:58 AM CDT SUNSET 6:19 PM CDT
OCTOBER 10 2025.......SUNRISE 6:59 AM CDT SUNSET 6:17 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$