


Climatological Report (Monthly)
Issued by NWS
Issued by NWS
252 CXUS53 KLOT 011527 CLMARR CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 1027 AM CDT SUN JUN 01 2025 ................................... ...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 97 05/27/2012 LOW 21 05/03/2005 HIGHEST 95 05/15 91 05/21 LOWEST 36 05/09 44 05/04 05/12 AVG. MAXIMUM 71.4 71.9 -0.5 76.7 AVG. MINIMUM 47.2 49.0 -1.8 50.9 MEAN 59.3 60.4 -1.1 63.8 DAYS MAX >= 90 1 1.1 -0.1 1 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 1.0 -1.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 9.82 2019 MINIMUM 1.25 2023 TOTALS 2.41 4.06 -1.65 3.16 DAILY AVG. 0.08 0.13 -0.05 0.10 DAYS >= .01 9 14.0 -5.0 10 DAYS >= .10 4 8.3 -4.3 8 DAYS >= .50 2 3.0 -1.0 1 DAYS >= 1.00 1 1.0 0.0 1 GREATEST 24 HR. TOTAL 1.06 05/20 TO 05/20 1.04 DEGREE DAYS HEATING TOTAL 199 197 2 76 SINCE 7/1 5866 6405 -539 MM COOLING TOTAL 32 56 -24 45 SINCE 1/1 37 62 -25 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED MM HIGHEST WIND SPEED/DIRECTION MM DATE MM HIGHEST GUST SPEED/DIRECTION MM DATE MM AVERAGE RH (PERCENT) 63 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 2 RAIN 4 LIGHT RAIN 10 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 15 FOG W/VIS <= 1/4 MILE 0 HAZE 16 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$