497 CDUS43 KLOT 080632 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 132 AM CDT WED SEP 08 2021 ................................... ...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 2021... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1997 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 90R 12:20 PM 90 2016 78 12 78 MINIMUM 60 11:59 PM 46 2011 57 3 61 AVERAGE 75 68 7 70 PRECIPITATION (IN) YESTERDAY T 1.27 0.10 -0.10 0.18 MONTH TO DATE 0.02 0.70 -0.68 1.76 SINCE SEP 1 0.02 0.70 -0.68 1.76 SINCE JAN 1 16.43 24.07 -7.64 22.81 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 0 7 -7 1 SINCE SEP 1 0 7 -7 1 SINCE JUL 1 0 18 -18 5 COOLING YESTERDAY 10 4 6 5 MONTH TO DATE 26 32 -6 34 SINCE SEP 1 26 32 -6 34 SINCE JAN 1 937 756 181 927 ................................................................... WIND (MPH) RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (230) HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 11.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN .......................................................... THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 78 90 2002 MINIMUM TEMPERATURE (F) 57 48 2010 SUNRISE AND SUNSET SEPTEMBER 8 2021.....SUNRISE 6:26 AM CDT SUNSET 7:14 PM CDT SEPTEMBER 9 2021.....SUNRISE 6:27 AM CDT SUNSET 7:12 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$