


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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462 CDUS43 KLOT 280638 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 138 AM CDT SAT JUN 28 2025 ................................... ...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 27 2025... 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) YESTERDAY MAXIMUM 87 3:46 PM 94 2005 83 4 74 MINIMUM 66 11:57 PM 48 2017 62 4 56 AVERAGE 77 72 5 65 PRECIPITATION (IN) YESTERDAY T 0.66 2007 0.11 -0.11 T MONTH TO DATE 2.65 3.35 -0.70 4.77 SINCE JUN 1 2.65 3.35 -0.70 4.77 SINCE JAN 1 10.71 15.61 -4.90 17.41 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 18 30 -12 11 SINCE JUN 1 18 30 -12 11 SINCE JUL 1 5675 6360 -685 5253 COOLING YESTERDAY 12 8 4 0 MONTH TO DATE 223 152 71 225 SINCE JUN 1 223 152 71 225 SINCE JAN 1 256 208 48 279 ................................................................... WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (270) AVERAGE WIND SPEED 10.9 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 93 5:00 AM LOWEST 50 4:00 PM AVERAGE 72 .......................................................... THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 83 99 2012 MINIMUM TEMPERATURE (F) 62 52 2015 SUNRISE AND SUNSET JUNE 28 2025..........SUNRISE 5:20 AM CDT SUNSET 8:32 PM CDT JUNE 29 2025..........SUNRISE 5:21 AM CDT SUNSET 8:32 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$