Climatological Report (Daily)
Issued by NWS Chicago, IL

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CDUS43 KLOT 042133
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
433 PM CDT SAT OCT 04 2025

...................................

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR OCTOBER 4 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         87     89    2005  69     18       71
  MINIMUM         61     35    2003  48     13       55
                               2014
  AVERAGE         74                 59     15       63

PRECIPITATION (IN)
  TODAY            0.00   1.11 2001   0.12  -0.12     0.27
  MONTH TO DATE    0.00               0.49  -0.49     0.27
  SINCE SEP 1      0.71               3.80  -3.09     2.68
  SINCE JAN 1     25.72              33.14  -7.42    36.02

SNOWFALL (IN)
  TODAY            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
  TODAY            0                  7     -7        2
  MONTH TO DATE    0                 27    -27       13
  SINCE SEP 1     49                107    -58       36
  SINCE JUL 1     61                113    -52       40

 COOLING
  TODAY            9                  1      8        0
  MONTH TO DATE   27                  5     22        0
  SINCE SEP 1    158                111     47      146
  SINCE JAN 1   1061                936    125     1015
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        87      1997
                                             2007
 MINIMUM TEMPERATURE (F)   48        31      2004


SUNRISE AND SUNSET
OCTOBER  4 2025.......SUNRISE   6:53 AM CDT   SUNSET   6:28 PM CDT
OCTOBER  5 2025.......SUNRISE   6:54 AM CDT   SUNSET   6:27 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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