026  
CDUS43 KDMX 140630  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT WED MAY 14 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR MAY 13 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 85 358 PM 91 1940 69 16 71  
MINIMUM 53 421 AM 25 1997 46 7 48  
AVERAGE 69 57 12 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.71 2004 0.18 -0.18 0.00  
MONTH TO DATE 0.03 2.08 -2.05 4.43  
SINCE MAR 1 8.44 8.52 -0.08 11.12  
SINCE JAN 1 8.78 10.63 -1.85 12.10  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1924 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.3 -0.3 0.0  
SINCE MAR 1 11.4 10.3 1.1 4.5  
SINCE JUL 1 20.3 44.4 -24.1 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 5  
MONTH TO DATE 69 141 -72 112  
SINCE MAR 1 1357 1711 -354 1463  
SINCE JUL 1 6609 7502 -893 6229  
 
COOLING  
YESTERDAY 4 1 3 0  
MONTH TO DATE 10 4 6 2  
SINCE MAR 1 10 7 3 2  
SINCE JAN 1 10 7 3 2    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 10.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 600 AM  
LOWEST 35 400 PM  
AVERAGE 55  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 99 2013  
MINIMUM TEMPERATURE (F) 46 30 1910  
1937  
1966  
 
SUNRISE AND SUNSET  
MAY 14 2025...........SUNRISE 550 AM CDT SUNSET 830 PM CDT  
MAY 15 2025...........SUNRISE 549 AM CDT SUNSET 831 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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