CDUS43 KLOT 192139
CLILOT

CLIMATE REPORT 
NATIONAL WEATHER SERVICE CHICAGO IL
439 PM CDT TUE MAY 19 2026

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

...THE ROMEOVILLE WFO CLIMATE SUMMARY FOR MAY 19 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)                                                          
 TODAY                                                               
  MAXIMUM         77     92    1996  74      3       56               
  MINIMUM         64     38    1993  51     13       44               
  AVERAGE         71                 62      9       50            

PRECIPITATION (IN)                                                    
  TODAY            T      1.36 2005   0.16  -0.16     0.00            
  MONTH TO DATE    0.94               2.97  -2.03     0.50            
  SINCE MAR 1     11.66               9.79   1.87     8.34            
  SINCE JAN 1     14.29              13.96   0.33     9.76            

SNOWFALL (IN)                                                              
  TODAY            0.0   MM      MM   0.0    0.0      0.0             
  MONTH TO DATE    0.0                0.0    0.0      0.0             
  SINCE MAR 1      6.0                5.1    0.9      2.7             
  SINCE JUL 1     30.7               33.2   -2.5     17.5             
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  TODAY            0                  5     -5       15               
  MONTH TO DATE  182                137     45      124               
  SINCE MAR 1   1156               1391   -235     1187               
  SINCE JUL 1   5737               5997   -260     5525               

 COOLING                                                              
  TODAY            6                  2      4        0               
  MONTH TO DATE   23                 28     -5       38               
  SINCE MAR 1     36                 38     -2       44               
  SINCE JAN 1     36                 38     -2       44               
............................................................


THE ROMEOVILLE WFO CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   74        91      2012                      
 MINIMUM TEMPERATURE (F)   52        35      2002                      


SUNRISE AND SUNSET                                                    
MAY 19 2026...........SUNRISE   5:29 AM CDT   SUNSET   8:09 PM CDT     
MAY 20 2026...........SUNRISE   5:28 AM CDT   SUNSET   8:10 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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