Climatological Report (Daily)
Issued by NWS Chicago, IL

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593
CDUS43 KLOT 190635
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
135 AM CDT TUE AUG 19 2025

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 18 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         86     90    1995  83      3       78
  MINIMUM         68     53    2002  63      5       66
                               2012
  AVERAGE         77                 73      4       72

PRECIPITATION (IN)
  YESTERDAY        2.22R  1.01 2015   0.14   2.08      T
  MONTH TO DATE    5.73               2.55   3.18     2.31
  SINCE JUN 1     13.59              11.73   1.86    11.30
  SINCE JAN 1     24.51              27.53  -3.02    32.26

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        2
  SINCE JUN 1     17                 25     -8       10
  SINCE JUL 1      0                  2     -2        2

 COOLING
  YESTERDAY       12                  8      4        7
  MONTH TO DATE  198                155     43      145
  SINCE JUN 1    821                655    166      684
  SINCE JAN 1    865                732    133      755
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        91      1995
 MINIMUM TEMPERATURE (F)   63        51      1992


SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE   6:05 AM CDT   SUNSET   7:46 PM CDT
AUGUST 20 2025........SUNRISE   6:06 AM CDT   SUNSET   7:44 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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