


Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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863 CDUS43 KLOT 172147 CLILOT CLIMATE REPORT NATIONAL WEATHER SERVICE CHICAGO IL 447 PM CDT SUN AUG 17 2025 ................................... ...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 17 2025... VALID TODAY AS OF 0400 PM LOCAL TIME. CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1992 TO 2025 WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST VALUE VALUE VALUE FROM YEAR NORMAL ............................................................ TEMPERATURE (F) TODAY MAXIMUM 84 90 1995 83 1 81 MINIMUM 68 49 1992 63 5 67 AVERAGE 76 73 3 74 PRECIPITATION (IN) TODAY 2.59R 0.77 1997 0.15 2.44 0.03 MONTH TO DATE 3.51 2.41 1.10 2.31 SINCE JUN 1 11.37 11.59 -0.22 11.30 SINCE JAN 1 22.29 27.39 -5.10 32.26 SNOWFALL (IN) TODAY 0.0 MM MM 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 2 SINCE JUN 1 17 25 -8 10 SINCE JUL 1 0 2 -2 2 COOLING TODAY 11 8 3 9 MONTH TO DATE 186 147 39 138 SINCE JUN 1 809 647 162 677 SINCE JAN 1 853 724 129 748 ............................................................ THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 83 90 1995 MINIMUM TEMPERATURE (F) 63 53 2002 2012 SUNRISE AND SUNSET AUGUST 17 2025........SUNRISE 6:03 AM CDT SUNSET 7:49 PM CDT AUGUST 18 2025........SUNRISE 6:04 AM CDT SUNSET 7:47 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$