297 CDUS43 KLOT 150635 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 133 AM CDT SAT SEP 15 2012 ................................... ...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2012... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1997 TO 2012 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 75 304 PM 85 77 -2 MM MINIMUM 46 553 AM 39 54 -8 MM AVERAGE 61 65 -4 MM PRECIPITATION (IN) YESTERDAY 0.00 1.21 0.10 -0.10 MM MONTH TO DATE 0.80 1.55 -0.75 MM SINCE SEP 1 0.80 1.55 -0.75 MM SINCE JAN 1 15.07 27.18 -12.11 MM SNOWFALL (IN) YESTERDAY 0.0 DEGREE DAYS HEATING YESTERDAY 4 3 1 MM MONTH TO DATE 17 21 -4 MM SINCE SEP 1 17 21 -4 MM SINCE JUL 1 23 30 -7 MM COOLING YESTERDAY 0 3 -3 MM MONTH TO DATE 77 55 22 MM SINCE SEP 1 77 55 22 MM SINCE JAN 1 1089 779 310 MM .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (290) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270) HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 4.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG .......................................................... THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 86 2009 MINIMUM TEMPERATURE (F) 53 36 2007 SUNRISE AND SUNSET SEPTEMBER 15 2012.....SUNRISE 634 AM CDT SUNSET 702 PM CDT SEPTEMBER 16 2012.....SUNRISE 635 AM CDT SUNSET 700 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$