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287 
CDUS43 KDMX 120631
CLIMCW

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
1231 AM CST TUE DEC 12 2023

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

...THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 11 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         35    404 PM  57    1946  31      4       32       
  MINIMUM          8    252 AM -17    1934  15     -7       26       
  AVERAGE         22                        23     -1       29     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.56 1965   0.05  -0.05     0.00     
  MONTH TO DATE    T                         0.50  -0.50     0.46     
  SINCE DEC 1      T                         0.50  -0.50     0.46     
  SINCE JAN 1     24.29                     35.46 -11.17    28.22     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           7.5  2010   0.3   -0.3      0.0      
  MONTH TO DATE    T                         2.8   -2.8      3.9      
  SINCE DEC 1      T                         2.8   -2.8      3.9      
  SINCE JUL 1      1.9                       6.2   -4.3      7.9      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       43                        42      1       36        
  MONTH TO DATE  397                       440    -43      441        
  SINCE DEC 1    397                       440    -43      441        
  SINCE JUL 1   1779                      2097   -318     2053        

 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    17   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED     8.2                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           600 AM                                      
 LOWEST     69           900 PM                                      
 AVERAGE    83                                                        

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


THE MASON CITY IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   31        58      1968                      
 MINIMUM TEMPERATURE (F)   15       -16      1932                      
                                             2000                     


SUNRISE AND SUNSET                                                    
DECEMBER 12 2023......SUNRISE   736 AM CST   SUNSET   438 PM CST     
DECEMBER 13 2023......SUNRISE   736 AM CST   SUNSET   438 PM CST     


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




$$