


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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028 CDUS43 KLOT 010638 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 138 AM CDT TUE JUL 01 2025 ................................... ...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 30 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 90 3:54 PM 94 2019 84 6 73 MINIMUM 71 2:36 AM 49 2007 62 9 52 AVERAGE 81 73 8 63 PRECIPITATION (IN) YESTERDAY T 1.83 2014 0.10 -0.10 0.00 MONTH TO DATE 2.65 3.65 -1.00 5.03 SINCE JUN 1 2.65 3.65 -1.00 5.03 SINCE JAN 1 10.71 15.91 -5.20 17.67 DEGREE DAYS HEATING YESTERDAY 0 0 0 2 MONTH TO DATE 18 30 -12 13 SINCE JUN 1 18 30 -12 13 SINCE JUL 1 5675 6360 -685 5255 COOLING YESTERDAY 16 8 8 0 MONTH TO DATE 267 175 92 242 SINCE JUN 1 267 175 92 242 SINCE JAN 1 300 231 69 296 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 7.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 91 3:00 AM LOWEST 44 3:00 PM AVERAGE 68 .......................................................... THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 92 2018 MINIMUM TEMPERATURE (F) 62 48 2001 2024 SUNRISE AND SUNSET JULY 1 2025..........SUNRISE 5:22 AM CDT SUNSET 8:32 PM CDT JULY 2 2025..........SUNRISE 5:22 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. $$