Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 180637
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
137 AM CDT MON AUG 18 2025
...................................
...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 17 2025...
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)
YESTERDAY
MAXIMUM 84 90 1995 83 1 81
MINIMUM 68 49 1992 63 5 67
AVERAGE 76 73 3 74
PRECIPITATION (IN)
YESTERDAY 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)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 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 TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 90 1995
MINIMUM TEMPERATURE (F) 63 53 2002
2012
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 6:04 AM CDT SUNSET 7:47 PM CDT
AUGUST 19 2025........SUNRISE 6:05 AM CDT SUNSET 7:46 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$