Climatological Report (Daily)
Issued by NWS Chicago, IL

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652
CDUS43 KLOT 302143
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
443 PM CDT WED JUL 30 2025

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR JULY 30 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         85    100    1999  84      1       88
  MINIMUM         71     54    1994  65      6       67
  AVERAGE         78                 74      4       78

PRECIPITATION (IN)
  TODAY            0.30   1.33 2000   0.15   0.15     0.00
  MONTH TO DATE    4.85               4.35   0.50     4.01
  SINCE JUN 1      7.85               9.03  -1.18     8.99
  SINCE JAN 1     18.77              24.83  -6.06    29.95

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 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
  TODAY            0                  0      0        0
  MONTH TO DATE    0                  0      0        0
  SINCE JUN 1     17                 23     -6        8
  SINCE JUL 1      0                  0      0        0

 COOLING
  TODAY           13                  9      4       13
  MONTH TO DATE  359                295     64      273
  SINCE JUN 1    619                495    124      525
  SINCE JAN 1    663                572     91      596
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        96      2006
 MINIMUM TEMPERATURE (F)   64        55      1997
                                             2009


SUNRISE AND SUNSET
JULY 30 2025..........SUNRISE   5:45 AM CDT   SUNSET   8:12 PM CDT
JULY 31 2025..........SUNRISE   5:46 AM CDT   SUNSET   8:11 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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