Climatological Report (Daily)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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CDUS43 KLOT 310635
CLILOT
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT FRI JUL 31 2026
...................................
...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR JULY 30 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 85 100 1999 84 1 85
MINIMUM 60 54 1994 65 -5 68
AVERAGE 73 74 -1 77
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 2000 0.15 -0.15 0.31
MONTH TO DATE 4.58 4.35 0.23 4.86
SINCE JUN 1 13.17 9.03 4.14 7.86
SINCE JAN 1 28.16 24.83 3.33 18.78
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 JUN 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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 12 23 -11 17
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 8 9 -1 12
MONTH TO DATE 337 295 42 358
SINCE JUN 1 510 495 15 618
SINCE JAN 1 566 572 -6 662
............................................................
THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 84 96 2006
MINIMUM TEMPERATURE (F) 64 55 1997
2009
SUNRISE AND SUNSET
JULY 31 2026..........SUNRISE 5:46 AM CDT SUNSET 8:11 PM CDT
AUGUST 1 2026........SUNRISE 5:47 AM CDT SUNSET 8:10 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$