CXUS53 KLOT 011650 CLMDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1150 AM CDT WED APR 01 2026 ................................... ...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MARCH 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1997 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 83 03/22/2012 03/21/2012 03/20/2012 LOW -9 03/04/2002 HIGHEST 80 03/30 80 03/14 LOWEST 12 03/17 12 03/02 AVG. MAXIMUM 55.0 47.0 8.0 54.8 AVG. MINIMUM 31.0 28.3 2.7 31.9 MEAN 43.0 37.7 5.3 43.4 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 2 3.2 -1.2 0 DAYS MIN <= 32 19 21.4 -2.4 18 DAYS MIN <= 0 0 0.3 -0.3 0 PRECIPITATION (INCHES) RECORD MAXIMUM 4.15 2009 MINIMUM 0.50 2015 TOTALS 4.57 1.97 2.60 2.90 DAILY AVG. 0.15 0.06 0.09 0.09 DAYS >= .01 12 9.4 2.6 12 DAYS >= .10 7 5.2 1.8 9 DAYS >= .50 4 1.1 2.9 2 DAYS >= 1.00 1 0.1 0.9 0 GREATEST 24 HR. TOTAL 1.37 03/15 TO 03/16 0.85 DEGREE DAYS HEATING TOTAL 672 850 -178 662 SINCE 7/1 5314 5626 -312 MM COOLING TOTAL 0 2 -2 0 SINCE 1/1 0 2 -2 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 11.2 HIGHEST WIND SPEED/DIRECTION 41/270 DATE 03/13 HIGHEST GUST SPEED/DIRECTION 62/180 DATE 03/13 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 8 MIXED PRECIP 0 HEAVY RAIN 7 RAIN 6 LIGHT RAIN 14 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 3 LIGHT SNOW 6 SLEET 0 FOG 18 FOG W/VIS <= 1/4 MILE 4 HAZE 4 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$