924
CDUS43 KLOT 170633
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT WED SEP 17 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 16 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 83 91 2018 77 6 90
MINIMUM 61 42 2000 55 6 62
2014
AVERAGE 72 66 6 76
PRECIPITATION (IN)
YESTERDAY 0.00 1.16 1997 0.10 -0.10 0.00
MONTH TO DATE 0.43 1.82 -1.39 0.00
SINCE SEP 1 0.43 1.82 -1.39 0.00
SINCE JAN 1 25.44 31.16 -5.72 33.34
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 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
YESTERDAY 0 2 -2 0
MONTH TO DATE 49 22 27 17
SINCE SEP 1 49 22 27 17
SINCE JUL 1 61 28 33 21
COOLING
YESTERDAY 7 3 4 11
MONTH TO DATE 51 75 -24 83
SINCE SEP 1 51 75 -24 83
SINCE JAN 1 954 900 54 952
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 2018
MINIMUM TEMPERATURE (F) 55 44 1999
2014
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 6:35 AM CDT SUNSET 6:58 PM CDT
SEPTEMBER 18 2025.....SUNRISE 6:36 AM CDT SUNSET 6:56 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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