851  
CDUS43 KDMX 140647  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1247 AM CST SAT DEC 14 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 13 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 21 1159 PM 56 1998 30 -9 44  
MINIMUM -1 218 AM -22 1917 14 -15 14  
AVERAGE 10 22 -12 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.80 2015 0.04 -0.04 0.00  
MONTH TO DATE 0.02 0.58 -0.56 T  
SINCE DEC 1 0.02 0.58 -0.56 T  
SINCE JAN 1 32.77 35.54 -2.77 24.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.5 1937 0.3 -0.3 0.0  
MONTH TO DATE 0.6 3.4 -2.8 T  
SINCE DEC 1 0.6 3.4 -2.8 T  
SINCE JUL 1 1.1 6.8 -5.7 1.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 55 43 12 36  
MONTH TO DATE 568 525 43 474  
SINCE DEC 1 568 525 43 474  
SINCE JUL 1 1786 2182 -396 1856  
 
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 24 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 14.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 200 AM  
LOWEST 39 200 PM  
AVERAGE 55  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 55 1998  
MINIMUM TEMPERATURE (F) 14 -17 1926  
 
SUNRISE AND SUNSET  
DECEMBER 14 2024......SUNRISE 738 AM CST SUNSET 439 PM CST  
DECEMBER 15 2024......SUNRISE 739 AM CST SUNSET 439 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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