920
CDUS43 KLOT 170633
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT THU SEP 17 2026
...............................
..THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 16 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 74 91 2018 77 -3 83
MINIMUM 65 42 2000 55 10 61
2014
AVERAGE 70 66 4 72
PRECIPITATION (IN)
YESTERDAY 0.11 1.16 1997 0.10 0.01 0.00
MONTH TO DATE 0.23 1.82 -1.59 0.43
SINCE SEP 1 0.23 1.82 -1.59 0.43
SINCE JAN 1 35.71 31.16 4.55 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 0 2 -2 0
MONTH TO DATE 3 22 -19 49
SINCE SEP 1 3 22 -19 49
SINCE JUL 1 3 28 -25 61
COOLING
YESTERDAY 5 3 2 7
MONTH TO DATE 159 75 84 51
SINCE SEP 1 159 75 84 51
SINCE JAN 1 994 900 94 954
........................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 91 2018
MINIMUM TEMPERATURE (F) 55 44 1999
2014
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 6:35 AM CDT SUNSET 6:58 PM CDT
SEPTEMBER 18 2026.....SUNRISE 6:36 AM CDT SUNSET 6:56 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page