Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 232138
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
438 PM CDT TUE SEP 23 2025
...................................
...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 23 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 77 93 2017 74 3 67
MINIMUM 63 29 1995 53 10 60
AVERAGE 70 63 7 64
PRECIPITATION (IN)
TODAY 0.01 0.62 2001 0.11 -0.10 0.03
MONTH TO DATE 0.71 2.58 -1.87 1.62
SINCE SEP 1 0.71 2.58 -1.87 1.62
SINCE JAN 1 25.72 31.92 -6.20 34.96
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 SEP 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 4 -4 1
MONTH TO DATE 49 46 3 18
SINCE SEP 1 49 46 3 18
SINCE JUL 1 61 52 9 22
COOLING
TODAY 5 2 3 0
MONTH TO DATE 98 94 4 131
SINCE SEP 1 98 94 4 131
SINCE JAN 1 1001 919 82 1000
............................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 91 2007
2017
MINIMUM TEMPERATURE (F) 52 36 2012
SUNRISE AND SUNSET
SEPTEMBER 23 2025.....SUNRISE 6:41 AM CDT SUNSET 6:47 PM CDT
SEPTEMBER 24 2025.....SUNRISE 6:42 AM CDT SUNSET 6:46 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$