


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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553 CDUS43 KLOT 170647 CLIARR CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 147 AM CDT THU JUL 17 2025 ................................... ...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR JULY 16 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 91 1:00 PM 96 2012 85 6 84 MINIMUM 69 11:59 PM 48 2014 62 7 68 AVERAGE 80 73 7 76 PRECIPITATION (IN) YESTERDAY 0.51 1.04 2015 0.12 0.39 0.00 MONTH TO DATE 2.90 1.86 1.04 4.48 SINCE JUN 1 5.21 5.84 -0.63 10.85 SINCE JAN 1 14.73 18.42 -3.69 24.86 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 1 SINCE JUN 1 13 29 -16 9 SINCE JUL 1 0 0 0 1 COOLING YESTERDAY 15 8 7 11 MONTH TO DATE 190 128 62 146 SINCE JUN 1 467 305 162 404 SINCE JAN 1 504 367 137 456 ................................................................... WIND (MPH) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (230) HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 9.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM HEAVY RAIN LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 94 3:00 AM LOWEST 56 1:00 PM AVERAGE 75 .......................................................... THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 85 97 2012 MINIMUM TEMPERATURE (F) 62 50 2009 SUNRISE AND SUNSET JULY 17 2025..........SUNRISE 5:34 AM CDT SUNSET 8:25 PM CDT JULY 18 2025..........SUNRISE 5:35 AM CDT SUNSET 8:25 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$