Climatological Report (Daily)
Issued by NWS Chicago, IL

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304
CDUS43 KLOT 170638
CLILOT

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
138 AM CDT THU APR 17 2025

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR APRIL 16 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         56     88    2002  61     -5       82
  MINIMUM         32     25    2020  40     -8       54
  AVERAGE         44                 50     -6       68

PRECIPITATION (IN)
  YESTERDAY        0.00   2.23 2006   0.15  -0.15     0.04
  MONTH TO DATE    2.27               1.95   0.32     1.61
  SINCE MAR 1      6.19               4.66   1.53     7.49
  SINCE JAN 1      7.61               8.83  -1.22    11.34

SNOWFALL (IN)
  YESTERDAY        0.0    0.2  2018   0.0    0.0      0.0
  MONTH TO DATE    T                  0.6   -0.6       T
  SINCE MAR 1      2.7                4.8   -2.1      0.6
  SINCE JUL 1     17.5               32.9  -15.4     18.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                 15      6        0
  MONTH TO DATE  315                280     35      210
  SINCE MAR 1    955               1086   -131      855
  SINCE JUL 1   5293               5692   -399     4815

 COOLING
  YESTERDAY        0                  0      0        3
  MONTH TO DATE    0                  0      0        9
  SINCE MAR 1      0                  3     -3        9
  SINCE JAN 1      0                  3     -3        9
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        84      2002
 MINIMUM TEMPERATURE (F)   40        27      2022


SUNRISE AND SUNSET
APRIL 17 2025.........SUNRISE   6:09 AM CDT   SUNSET   7:35 PM CDT
APRIL 18 2025.........SUNRISE   6:07 AM CDT   SUNSET   7:37 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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