Climatological Report (Daily)
Issued by NWS Chicago, IL

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804
CDUS43 KLOT 290640
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
140 AM CDT TUE SEP 29 2026

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR SEPTEMBER 28 2026...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1992 TO 2026


WEATHER ITEM   OBSERVED RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   VALUE       VALUE  FROM      YEAR
                                           NORMAL
............................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         75     85    2013  72      3       82
  MINIMUM         49     36    1992  51     -2       58
  AVERAGE         62                 61      1       70

PRECIPITATION (IN)
  YESTERDAY        0.00   2.63 1999   0.09  -0.09     0.00
  MONTH TO DATE    5.43               3.10   2.33     0.71
  SINCE SEP 1      5.43               3.10   2.33     0.71
  SINCE JAN 1     40.91              32.44   8.47    25.72

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        3                  6     -3        0
  MONTH TO DATE   28                 70    -42       49
  SINCE SEP 1     28                 70    -42       49
  SINCE JUL 1     28                 76    -48       61

 COOLING
  YESTERDAY        0                  2     -2        5
  MONTH TO DATE  175                104     71      115
  SINCE SEP 1    175                104     71      115
  SINCE JAN 1   1010                929     81     1018
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        88      2025
 MINIMUM TEMPERATURE (F)   50        33      1992


SUNRISE AND SUNSET
SEPTEMBER 29 2026.....SUNRISE   6:47 AM CDT   SUNSET   6:37 PM CDT
SEPTEMBER 30 2026.....SUNRISE   6:48 AM CDT   SUNSET   6:36 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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