841  
CDUS43 KDMX 180630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT TUE MAR 18 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MARCH 17 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 70 440 PM 81 2012 43 27 33  
MINIMUM 30 1221 AM -8 1909 24 6 14  
AVERAGE 50 33 17 24  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.79 1965 0.08 -0.08 T  
MONTH TO DATE 1.56 1.05 0.51 0.25  
SINCE MAR 1 1.56 1.05 0.51 0.25  
SINCE JAN 1 1.90 3.16 -1.26 1.23  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.2 1965 0.2 -0.2 T  
MONTH TO DATE 4.1 4.5 -0.4 T  
SINCE MAR 1 4.1 4.5 -0.4 T  
SINCE JUL 1 13.0 38.6 -25.6 13.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 32 -17 41  
MONTH TO DATE 436 602 -166 419  
SINCE MAR 1 436 602 -166 419  
SINCE JUL 1 5688 6393 -705 5185  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 15.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 1100 PM  
LOWEST 30 400 PM  
AVERAGE 55  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 81 2012  
MINIMUM TEMPERATURE (F) 25 -6 1923  
 
SUNRISE AND SUNSET  
MARCH 18 2025.........SUNRISE 719 AM CDT SUNSET 724 PM CDT  
MARCH 19 2025.........SUNRISE 718 AM CDT SUNSET 725 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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