


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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870 CDUS43 KLOT 110636 CLIPWK CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 136 AM CDT SAT OCT 11 2025 ................................... ...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 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 67 4:16 PM 85 2010 65 2 71 MINIMUM 45 12:21 AM 31 2009 47 -2 46 AVERAGE 56 56 0 59 PRECIPITATION (IN) YESTERDAY 0.01 0.76 2017 0.11 -0.10 0.00 MONTH TO DATE 0.54 1.10 -0.56 T SINCE SEP 1 2.24 4.14 -1.90 0.99 SINCE JAN 1 20.01 26.48 -6.47 27.38 DEGREE DAYS HEATING YESTERDAY 9 10 -1 6 MONTH TO DATE 36 82 -46 44 SINCE SEP 1 70 164 -94 64 SINCE JUL 1 78 171 -93 69 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 43 10 33 4 SINCE SEP 1 183 116 67 142 SINCE JAN 1 1107 930 177 1011 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 6.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 93 10:00 PM LOWEST 54 2:00 PM AVERAGE 74 .......................................................... THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 65 84 2024 MINIMUM TEMPERATURE (F) 46 28 1996 SUNRISE AND SUNSET OCTOBER 11 2025.......SUNRISE 7:00 AM CDT SUNSET 6:16 PM CDT OCTOBER 12 2025.......SUNRISE 7:01 AM CDT SUNSET 6:14 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$