Climatological Report (Daily)
Issued by NWS Chicago, IL

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779
CDUS43 KLOT 260632
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
132 AM CDT FRI SEP 26 2025

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 25 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         75     91    2017  73      2       75
  MINIMUM         55     39    2001  52      3       53
  AVERAGE         65                 62      3       64

PRECIPITATION (IN)
  YESTERDAY        0.00   1.07 1993   0.11  -0.11     0.00
  MONTH TO DATE    0.71               2.80  -2.09     2.35
  SINCE SEP 1      0.71               2.80  -2.09     2.35
  SINCE JAN 1     25.72              32.14  -6.42    35.69

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 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
  YESTERDAY        0                  4     -4        1
  MONTH TO DATE   49                 54     -5       23
  SINCE SEP 1     49                 54     -5       23
  SINCE JUL 1     61                 60      1       27

 COOLING
  YESTERDAY        0                  2     -2        0
  MONTH TO DATE  100                 98      2      131
  SINCE SEP 1    100                 98      2      131
  SINCE JAN 1   1003                923     80     1000
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        93      1998
 MINIMUM TEMPERATURE (F)   51        37      2000


SUNRISE AND SUNSET
SEPTEMBER 26 2025.....SUNRISE   6:44 AM CDT   SUNSET   6:42 PM CDT
SEPTEMBER 27 2025.....SUNRISE   6:45 AM CDT   SUNSET   6:40 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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