Climatological Report (Monthly)
Issued by NWS
Issued by NWS
124 CXUS53 KLOT 011319 CLMDPA CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 819 AM CDT TUE OCT 01 2024 ................................... ...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1997 TO 2024 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 95 09/02/2008 LOW 32 09/24/2012 HIGHEST 92 09/21 92 09/04 LOWEST 44 09/08 46 09/14 AVG. MAXIMUM 79.9 75.5 4.4 76.3 AVG. MINIMUM 54.8 53.7 1.1 56.8 MEAN 67.3 64.6 2.7 66.6 DAYS MAX >= 90 2 1.7 0.3 2 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 12.26 2008 MINIMUM 0.30 2017 TOTALS 1.42 3.00 -1.58 2.77 DAILY AVG. 0.05 0.10 -0.05 0.09 DAYS >= .01 3 10.0 -7.0 12 DAYS >= .10 2 5.2 -3.2 8 DAYS >= .50 2 1.8 0.2 2 DAYS >= 1.00 0 0.7 -0.7 0 GREATEST 24 HR. TOTAL 0.86 09/22 TO 09/22 0.93 DEGREE DAYS HEATING TOTAL 33 100 -67 47 SINCE 7/1 42 111 -69 MM COOLING TOTAL 110 88 22 101 SINCE 1/1 908 812 96 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.1 HIGHEST WIND SPEED/DIRECTION 29/030 DATE 09/27 HIGHEST GUST SPEED/DIRECTION 37/050 DATE 09/27 AVERAGE RH (PERCENT) 65 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 3 LIGHT RAIN 4 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 9 FOG W/VIS <= 1/4 MILE 3 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$