126  
CDUS43 KDMX 210632  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1232 AM CST SAT DEC 21 2024  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 20 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 22 150 AM 50 1918 28 -6 41  
MINIMUM 4 715 PM -25 1983 12 -8 15  
AVERAGE 13 20 -7 28  
 
PRECIPITATION (IN)  
YESTERDAY T 0.45 2006 0.04 -0.04 0.00  
MONTH TO DATE 0.13 0.87 -0.74 0.11  
SINCE DEC 1 0.13 0.87 -0.74 0.11  
SINCE JAN 1 32.88 35.83 -2.95 24.40  
 
SNOWFALL (IN)  
YESTERDAY MM 5.5 2012 0.4 MM 0.0  
MONTH TO DATE 0.6 5.7 -5.1 T  
SINCE DEC 1 0.6 5.7 -5.1 T  
SINCE JUL 1 1.1 9.1 -8.0 1.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 52 45 7 37  
MONTH TO DATE 835 833 2 714  
SINCE DEC 1 835 833 2 714  
SINCE JUL 1 2053 2490 -437 2096  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 626 602 24 743    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 12.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 1200 AM  
LOWEST 76 300 PM  
AVERAGE 82  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 28 55 1918  
1941  
MINIMUM TEMPERATURE (F) 12 -23 1989  
 
SUNRISE AND SUNSET  
DECEMBER 21 2024......SUNRISE 742 AM CST SUNSET 441 PM CST  
DECEMBER 22 2024......SUNRISE 743 AM CST SUNSET 442 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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