813
CDUS43 KLOT 172232
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
432 PM CST WED DEC 17 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR DECEMBER 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 42 56 2006 36 6 35
MINIMUM 33 -4 2000 22 11 29
AVERAGE 38 29 9 32
PRECIPITATION (IN)
TODAY 0.00 0.14 2001 0.06 -0.06 0.00
MONTH TO DATE 0.45 1.17 -0.72 0.55
SINCE DEC 1 0.45 1.17 -0.72 0.55
SINCE JAN 1 29.65 40.16 -10.51 40.37
SNOWFALL (IN)
TODAY 0.0 1.2 2016 0.3 -0.3 0.0
MONTH TO DATE 4.5 3.5 1.0 0.1
SINCE DEC 1 4.5 3.5 1.0 0.1
SINCE JUL 1 15.1 4.8 10.3 2.3
SNOW DEPTH 1
DEGREE DAYS
HEATING
TODAY 27 36 -9 33
MONTH TO DATE 750 572 178 625
SINCE DEC 1 750 572 178 625
SINCE JUL 1 1827 1764 63 1487
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 1077 947 130 1040
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 36 55 2002
MINIMUM TEMPERATURE (F) 21 -12 2016
SUNRISE AND SUNSET
DECEMBER 17 2025......SUNRISE 7:14 AM CST SUNSET 4:24 PM CST
DECEMBER 18 2025......SUNRISE 7:14 AM CST SUNSET 4:24 PM CST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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