593  
CDUS43 KDMX 150632  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
132 AM CDT WED OCT 15 2025  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR OCTOBER 14 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 54 149 PM 90 1947 61 -7 53  
MINIMUM 47 1218 AM 17 1937 37 10 30  
AVERAGE 51 49 2 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.28 2.38 1966 0.09 0.19 0.00  
MONTH TO DATE 0.75 1.28 -0.53 T  
SINCE SEP 1 1.87 4.73 -2.86 0.43  
SINCE JAN 1 33.69 32.04 1.65 28.69  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.9 2018 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 16 -2 23  
MONTH TO DATE 94 184 -90 120  
SINCE SEP 1 170 348 -178 183  
SINCE JUL 1 200 384 -184 204  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 36 2 34 6  
SINCE SEP 1 122 59 63 97  
SINCE JAN 1 760 598 162 616    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 700 PM  
LOWEST 59 800 AM  
AVERAGE 78  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 86 1947  
1958  
1963  
MINIMUM TEMPERATURE (F) 37 16 1937  
 
SUNRISE AND SUNSET  
OCTOBER 15 2025.......SUNRISE 727 AM CDT SUNSET 630 PM CDT  
OCTOBER 16 2025.......SUNRISE 729 AM CDT SUNSET 628 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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