392
CDUS43 KLOT 182133
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT THU SEP 18 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 18 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 86 88 2000 76 10 86
2007
MINIMUM 59 43 1995 55 4 58
AVERAGE 73 65 8 72
PRECIPITATION (IN)
TODAY 0.00 2.27 2015 0.11 -0.11 0.00
MONTH TO DATE 0.43 2.03 -1.60 0.00
SINCE SEP 1 0.43 2.03 -1.60 0.00
SINCE JAN 1 25.44 31.37 -5.93 33.34
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 3 -3 0
MONTH TO DATE 49 28 21 17
SINCE SEP 1 49 28 21 17
SINCE JUL 1 61 34 27 21
COOLING
TODAY 8 3 5 7
MONTH TO DATE 65 81 -16 97
SINCE SEP 1 65 81 -16 97
SINCE JAN 1 968 906 62 966
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 2013
2021
MINIMUM TEMPERATURE (F) 54 40 1992
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 6:36 AM CDT SUNSET 6:56 PM CDT
SEPTEMBER 19 2025.....SUNRISE 6:37 AM CDT SUNSET 6:54 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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