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551 
CDUS43 KDMX 200633
CLIMCW

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
1233 AM CST WED DEC 20 2023

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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 19 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1893 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         38    146 PM  48    1979  28     10       23       
  MINIMUM          9   1241 AM -26    1983  13     -4       -3       
  AVERAGE         24                        20      4       10     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          0.63 2008   0.05  -0.05     0.11     
  MONTH TO DATE    0.11                      0.83  -0.72     0.91     
  SINCE DEC 1      0.11                      0.83  -0.72     0.91     
  SINCE JAN 1     24.40                     35.79 -11.39    28.67     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           8.2  2008   0.3   -0.3      1.4      
  MONTH TO DATE    T                         5.3   -5.3      9.5      
  SINCE DEC 1      T                         5.3   -5.3      9.5      
  SINCE JUL 1      1.9                       8.7   -6.8     13.5      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       41                        45     -4       55        
  MONTH TO DATE  677                       788   -111      791        
  SINCE DEC 1    677                       788   -111      791        
  SINCE JUL 1   2059                      2445   -386     2403        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1    743                       602    141      675        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     S (180)       
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED    12.0                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84           200 AM                                      
 LOWEST     48           200 PM                                      
 AVERAGE    66                                                        

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   28        50      1918                      
 MINIMUM TEMPERATURE (F)   12       -25      1983                      


SUNRISE AND SUNSET                                                    
DECEMBER 20 2023......SUNRISE   741 AM CST   SUNSET   441 PM CST     
DECEMBER 21 2023......SUNRISE   742 AM CST   SUNSET   441 PM CST     


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




$$