Climatological Report (Daily)
Issued by NWS Chicago, IL

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030
CDUS43 KLOT 290634
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
134 AM CDT TUE JUL 29 2025

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR JULY 28 2025...

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)
 YESTERDAY
  MAXIMUM         90     91    2006  84      6       83
                               2010
                               2023
  MINIMUM         73     50    2013  65      8       68
  AVERAGE         82                 74      8       76

PRECIPITATION (IN)
  YESTERDAY        0.26   1.30 2021   0.15   0.11     0.05
  MONTH TO DATE    4.55               4.05   0.50     3.84
  SINCE JUN 1      7.55               8.73  -1.18     8.82
  SINCE JAN 1     18.47              24.53  -6.06    29.78

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     17                 23     -6        8
  SINCE JUL 1      0                  0      0        0

 COOLING
  YESTERDAY       17                 10      7       11
  MONTH TO DATE  331                276     55      249
  SINCE JUN 1    591                476    115      501
  SINCE JAN 1    635                553     82      572
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        95      1999
 MINIMUM TEMPERATURE (F)   65        52      1994
                                             2013


SUNRISE AND SUNSET
JULY 29 2025..........SUNRISE   5:44 AM CDT   SUNSET   8:13 PM CDT
JULY 30 2025..........SUNRISE   5:45 AM CDT   SUNSET   8:12 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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