482  
CDUS43 KDMX 240629  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT FRI OCT 24 2025  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 23 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 54 332 PM 82 1963 56 -2 57  
MINIMUM 27 1133 PM 15 1937 34 -7 31  
AVERAGE 41 45 -4 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.29 1991 0.07 -0.07 0.00  
MONTH TO DATE 1.14 1.99 -0.85 T  
SINCE SEP 1 2.26 5.44 -3.18 0.43  
SINCE JAN 1 34.08 32.75 1.33 28.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.0 1976 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE SEP 1 0.0 0.2 -0.2 0.0  
SINCE JUL 1 0.0 0.2 -0.2 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 20 4 21  
MONTH TO DATE 220 348 -128 217  
SINCE SEP 1 296 512 -216 280  
SINCE JUL 1 326 548 -222 301  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 36 2 34 15  
SINCE SEP 1 122 59 63 106  
SINCE JAN 1 760 598 162 625    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 PM  
LOWEST 47 200 PM  
AVERAGE 74  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 79 1963  
MINIMUM TEMPERATURE (F) 33 15 2020  
 
SUNRISE AND SUNSET  
OCTOBER 24 2025.......SUNRISE 738 AM CDT SUNSET 616 PM CDT  
OCTOBER 25 2025.......SUNRISE 740 AM CDT SUNSET 614 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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