149  
CDUS43 KDMX 300638  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1238 AM CST MON DEC 30 2024  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR DECEMBER 29 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 44 258 PM 47 1929 26 18 39  
1999  
MINIMUM 29 1151 PM -21 1917 10 19 27  
AVERAGE 37 18 19 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.65 1972 0.03 -0.03 0.00  
MONTH TO DATE 1.08 1.22 -0.14 1.25  
SINCE DEC 1 1.08 1.22 -0.14 1.25  
SINCE JAN 1 33.83 36.18 -2.35 25.54  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.0 1978 0.4 -0.4 0.0  
MONTH TO DATE 2.8 8.7 -5.9 0.4  
SINCE DEC 1 2.8 8.7 -5.9 0.4  
SINCE JUL 1 3.3 12.1 -8.8 2.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 47 -19 32  
MONTH TO DATE 1137 1249 -112 971  
SINCE DEC 1 1137 1249 -112 971  
SINCE JUL 1 2355 2906 -551 2353  
 
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 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 82 300 PM  
AVERAGE 91  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 26 54 1965  
2004  
MINIMUM TEMPERATURE (F) 10 -20 1968  
 
SUNRISE AND SUNSET  
DECEMBER 30 2024......SUNRISE 745 AM CST SUNSET 447 PM CST  
DECEMBER 31 2024......SUNRISE 745 AM CST SUNSET 448 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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