


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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268 CDUS43 KLOT 160631 CLIPWK CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 131 AM CDT WED JUL 16 2025 ................................... ...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR JULY 15 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 91 1:45 PM 96 2006 84 7 91 MINIMUM 65 4:43 AM 56 2014 66 -1 68 AVERAGE 78 75 3 80 PRECIPITATION (IN) YESTERDAY 0.00 1.20 2003 0.09 -0.09 0.99 MONTH TO DATE 1.92 1.57 0.35 4.52 SINCE JUN 1 5.22 5.54 -0.32 9.10 SINCE JAN 1 12.99 17.06 -4.07 23.39 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 3 SINCE JUN 1 21 37 -16 14 SINCE JUL 1 0 0 0 3 COOLING YESTERDAY 13 10 3 15 MONTH TO DATE 178 146 32 154 SINCE JUN 1 442 327 115 411 SINCE JAN 1 463 387 76 448 ................................................................... WIND (MPH) HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180) AVERAGE WIND SPEED 4.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 93 2:00 AM LOWEST 48 1:00 PM AVERAGE 71 .......................................................... THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 97 2012 MINIMUM TEMPERATURE (F) 66 56 2014 SUNRISE AND SUNSET JULY 16 2025..........SUNRISE 5:30 AM CDT SUNSET 8:25 PM CDT JULY 17 2025..........SUNRISE 5:31 AM CDT SUNSET 8:24 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$