


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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474 CDUS43 KLOT 032133 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 433 PM CDT FRI OCT 03 2025 ................................... ...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 3 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1997 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 89R 2:42 PM 88 2018 69 20 78 MINIMUM 59 5:50 AM 31 2004 47 12 46 AVERAGE 74 58 16 62 PRECIPITATION (IN) TODAY 0.00 1.17 2000 0.10 -0.10 0.00 MONTH TO DATE 0.00 0.32 -0.32 0.00 SINCE SEP 1 0.64 3.32 -2.68 1.42 SINCE JAN 1 21.17 26.69 -5.52 25.74 DEGREE DAYS HEATING TODAY 0 8 -8 3 MONTH TO DATE 0 24 -24 16 SINCE SEP 1 47 124 -77 49 SINCE JUL 1 58 135 -77 58 COOLING TODAY 9 1 8 0 MONTH TO DATE 20 3 17 0 SINCE SEP 1 147 91 56 110 SINCE JAN 1 1055 815 240 908 ................................................................... WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION S (200) AVERAGE WIND SPEED 4.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 83 5:00 AM LOWEST 32 3:00 PM AVERAGE 58 .......................................................... THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 68 87 2005 MINIMUM TEMPERATURE (F) 46 31 2004 SUNRISE AND SUNSET OCTOBER 3 2025.......SUNRISE 6:52 AM CDT SUNSET 6:31 PM CDT OCTOBER 4 2025.......SUNRISE 6:53 AM CDT SUNSET 6:29 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$