481
CDUS43 KLOT 120635
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
1235 AM CST FRI DEC 12 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR DECEMBER 11 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 27 58 2021 38 -11 31
MINIMUM 23 -6 2013 23 0 10
AVERAGE 25 31 -6 21
PRECIPITATION (IN)
YESTERDAY T 0.74 2020 0.07 -0.07 T
MONTH TO DATE 0.45 0.79 -0.34 0.03
SINCE DEC 1 0.45 0.79 -0.34 0.03
SINCE JAN 1 29.65 39.78 -10.13 39.85
SNOWFALL (IN)
YESTERDAY T 8.4 2000 0.2 -0.2 T
MONTH TO DATE 4.5 2.1 2.4 0.1
SINCE DEC 1 4.5 2.1 2.4 0.1
SINCE JUL 1 15.1 3.4 11.7 2.3
SNOW DEPTH 3
DEGREE DAYS
HEATING
YESTERDAY 40 34 6 44
MONTH TO DATE 475 359 116 409
SINCE DEC 1 475 359 116 409
SINCE JUL 1 1552 1551 1 1271
COOLING
YESTERDAY 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 TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 38 60 2015
MINIMUM TEMPERATURE (F) 23 -9 2013
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 7:10 AM CST SUNSET 4:22 PM CST
DECEMBER 13 2025......SUNRISE 7:11 AM CST SUNSET 4:23 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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