958  
CDUS43 KDMX 010639  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
139 AM CDT TUE OCT 01 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 30 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 85 341 PM 92 2023 68 17 92  
MINIMUM 46 437 AM 15 1899 43 3 63  
AVERAGE 66 56 10 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.19 1925 0.11 -0.11 0.00  
MONTH TO DATE 0.43 3.45 -3.02 2.05  
SINCE SEP 1 0.43 3.45 -3.02 2.05  
SINCE JAN 1 28.69 30.76 -2.07 20.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 0  
MONTH TO DATE 63 162 -99 55  
SINCE SEP 1 63 162 -99 55  
SINCE JUL 1 84 198 -114 78  
 
COOLING  
YESTERDAY 1 1 0 13  
MONTH TO DATE 91 57 34 97  
SINCE SEP 1 91 57 34 97  
SINCE JAN 1 610 596 14 714    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 13.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 31 300 PM  
AVERAGE 66  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 92 1976  
MINIMUM TEMPERATURE (F) 43 19 2003  
 
SUNRISE AND SUNSET  
OCTOBER 1 2024.......SUNRISE 711 AM CDT SUNSET 653 PM CDT  
OCTOBER 2 2024.......SUNRISE 712 AM CDT SUNSET 652 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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