Climatological Report (Monthly)
Issued by NWS Chicago, IL

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CXUS53 KLOT 271245
CLMLOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL
738 AM CDT FRI OCT 27 2023

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

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR THE MONTH OF MAY 2023...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1992 TO 2020

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              96   05/27/2012
 LOW               26   05/03/2005
HIGHEST            MM                MM      MM       MM
LOWEST             MM                MM      MM       MM
AVG. MAXIMUM       MM              71.1      MM       MM
AVG. MINIMUM       MM              49.9      MM       MM
MEAN               MM              60.5      MM       MM

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.11   2019
 MINIMUM         0.30   1992
TOTALS             MM              4.26      MM       MM
DAILY AVG.         MM              0.14      MM       MM
DAYS >= .01         0              12.8   -12.8       MM
DAYS >= .10         0               7.7    -7.7       MM
DAYS >= .50         0               3.1    -3.1       MM
DAYS >= 1.00        0               1.3    -1.3       MM
GREATEST
 24 HR. TOTAL      MM

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   2019
                        2015
                        1997
TOTALS             MM               0.0      MM       MM
SINCE 7/1          MM              32.3      MM       MM
SNOWDEPTH AVG.     MM                MM      MM       MM
DAYS >= 1.0        MM               0.0      MM
GREATEST
 SNOW DEPTH        MM
 24 HR TOTAL       MM

DEGREE_DAYS
HEATING TOTAL      MM               192      MM       MM
 SINCE 7/1         MM              6186      MM       MM
COOLING TOTAL      MM                53      MM       MM
 SINCE 1/1         MM                58      MM       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              MM
HIGHEST WIND SPEED/DIRECTION    MM        DATE   MM
HIGHEST GUST SPEED/DIRECTION    MM        DATE   MM

AVERAGE RH (PERCENT)     MM


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$


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