815
CDUS43 KLOT 180636
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
136 AM CDT SAT OCT 18 2025
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 17 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 73 83 2016 63 10 64
MINIMUM 54 26 1992 43 11 33
AVERAGE 64 53 11 49
PRECIPITATION (IN)
YESTERDAY 0.00 1.90 1998 0.13 -0.13 0.00
MONTH TO DATE 0.75 2.11 -1.36 0.35
SINCE SEP 1 1.46 5.42 -3.96 2.76
SINCE JAN 1 26.47 34.76 -8.29 36.10
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 1 12 -11 16
MONTH TO DATE 64 155 -91 118
SINCE SEP 1 113 235 -122 141
SINCE JUL 1 125 241 -116 145
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 42 13 29 7
SINCE SEP 1 173 119 54 153
SINCE JAN 1 1076 944 132 1022
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 79 2007
MINIMUM TEMPERATURE (F) 43 22 1992
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 7:08 AM CDT SUNSET 6:06 PM CDT
OCTOBER 19 2025.......SUNRISE 7:09 AM CDT SUNSET 6:05 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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