757  
CDUS43 KDMX 060634  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1234 AM CST SAT DEC 06 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 5 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 32 801 PM 62 2001 34 -2 18  
MINIMUM 10 424 AM -7 2005 17 -7 2  
AVERAGE 21 25 -4 10  
 
PRECIPITATION (IN)  
YESTERDAY T 1.38 1982 0.04 -0.04 T  
MONTH TO DATE T 0.23 -0.23 0.02  
SINCE DEC 1 T 0.23 -0.23 0.02  
SINCE JAN 1 36.75 35.19 1.56 32.77  
 
SNOWFALL (IN)  
YESTERDAY MM 4.0 1972 0.2 MM T  
MONTH TO DATE 0.0 1.1 -1.1 0.6  
SINCE DEC 1 0.0 1.1 -1.1 0.6  
SINCE JUL 1 10.2 4.5 5.7 1.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 40 4 55  
MONTH TO DATE 256 194 62 242  
SINCE DEC 1 256 194 62 242  
SINCE JUL 1 1569 1851 -282 1460  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 759 602 157 626    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 PM  
LOWEST 73 100 AM  
AVERAGE 83  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 62 1939  
MINIMUM TEMPERATURE (F) 17 -15 1976  
 
SUNRISE AND SUNSET  
DECEMBER 6 2025......SUNRISE 731 AM CST SUNSET 438 PM CST  
DECEMBER 7 2025......SUNRISE 732 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.  
 

 
 
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