171
CDUS43 KLOT 150634
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT TUE SEP 15 2026
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 14 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1992 TO 2026
WEATHER ITEM OBSERVED RECORD YEAR NORMAL DEPARTURE LAST
VALUE VALUE VALUE FROM YEAR
NORMAL
........................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 71 90 1994 77 -6 85
2024
MINIMUM 52 41 2014 56 -4 63
AVERAGE 62 67 -5 74
PRECIPITATION (IN)
YESTERDAY 0.00 2.28 1993 0.11 -0.11 0.00
MONTH TO DATE 0.08 1.62 -1.54 0.43
SINCE SEP 1 0.08 1.62 -1.54 0.43
SINCE JAN 1 35.56 30.96 4.60 25.44
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 3 2 1 0
MONTH TO DATE 3 18 -15 49
SINCE SEP 1 3 18 -15 49
SINCE JUL 1 3 24 -21 61
COOLING
YESTERDAY 0 4 -4 9
MONTH TO DATE 143 68 75 35
SINCE SEP 1 143 68 75 35
SINCE JAN 1 978 893 85 938
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 89 1994
2024
MINIMUM TEMPERATURE (F) 56 38 2007
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 6:33 AM CDT SUNSET 7:02 PM CDT
SEPTEMBER 16 2026.....SUNRISE 6:34 AM CDT SUNSET 7:00 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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