Climatological Report (Daily)
Issued by NWS Chicago, IL

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518
CDUS43 KLOT 310633
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
133 AM CDT SUN AUG 31 2025

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR AUGUST 30 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         73     95    2013  81     -8       84
  MINIMUM         59     51    2004  61     -2       70
                               2009
  AVERAGE         66                 71     -5       77

PRECIPITATION (IN)
  YESTERDAY        0.00   0.93 1994   0.14  -0.14      T
  MONTH TO DATE    6.23               4.21   2.02     3.39
  SINCE JUN 1     14.09              13.39   0.70    12.38
  SINCE JAN 1     25.01              29.19  -4.18    33.34

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   12                  0     12        4
  SINCE JUN 1     29                 25      4       12
  SINCE JUL 1     12                  2     10        4

 COOLING
  YESTERDAY        1                  6     -5       12
  MONTH TO DATE  235                240     -5      254
  SINCE JUN 1    858                740    118      793
  SINCE JAN 1    902                817     85      864
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        93      2000
 MINIMUM TEMPERATURE (F)   61        47      2009


SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE   6:18 AM CDT   SUNSET   7:27 PM CDT
SEPTEMBER  1 2025.....SUNRISE   6:19 AM CDT   SUNSET   7:25 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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