


Climatological Report (Daily)
Issued by NWS
Issued by NWS
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018 CDUS43 KLOT 012132 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 432 PM CDT TUE JUL 01 2025 ................................... ...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 1 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 87 2:59 PM 92 2018 84 3 75 MINIMUM 68 4:42 AM 48 2001 62 6 48 2024 AVERAGE 78 73 5 62 PRECIPITATION (IN) TODAY 0.00 1.19 2012 0.10 -0.10 0.00 MONTH TO DATE 0.00 0.10 -0.10 0.00 SINCE JUN 1 2.65 3.75 -1.10 5.03 SINCE JAN 1 10.71 16.01 -5.30 17.67 DEGREE DAYS HEATING TODAY 0 0 0 3 MONTH TO DATE 0 0 0 3 SINCE JUN 1 18 33 -15 16 SINCE JUL 1 0 0 0 3 COOLING TODAY 13 8 5 0 MONTH TO DATE 13 8 5 0 SINCE JUN 1 280 183 97 242 SINCE JAN 1 313 239 74 296 ................................................................... WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 9.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 84 3:00 AM LOWEST 40 3:00 PM AVERAGE 62 .......................................................... THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 95 2012 MINIMUM TEMPERATURE (F) 63 42 2001 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. $$