377 CDUS43 KLOT 190634 CLIDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1232 AM CST WED DEC 19 2012 ................................... ...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 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 40 859 PM 54 34 6 43 MINIMUM 29 1203 AM -4 18 11 24 AVERAGE 35 26 9 34 PRECIPITATION (IN) YESTERDAY T 0.56 0.06 -0.06 0.00 MONTH TO DATE 0.67 1.09 -0.42 1.87 SINCE DEC 1 0.67 1.09 -0.42 1.87 SINCE JAN 1 20.52 36.28 -15.76 2.76 SNOWFALL (IN) YESTERDAY MM DEGREE DAYS HEATING YESTERDAY 30 39 -9 31 MONTH TO DATE 461 647 -186 567 SINCE DEC 1 461 647 -186 567 SINCE JUL 1 1890 1901 -11 742 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1093 814 279 0 .................................................................. WIND (MPH) RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (210) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (300) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 8.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG HAZE .......................................................... THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 53 2002 MINIMUM TEMPERATURE (F) 18 -6 2005 SUNRISE AND SUNSET DECEMBER 19 2012......SUNRISE 717 AM CST SUNSET 424 PM CST DECEMBER 20 2012......SUNRISE 717 AM CST SUNSET 425 PM CST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$