483  
CDUS43 KDMX 110628  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
128 AM CDT WED SEP 11 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 10 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 80 425 PM 98 1931 76 4 70  
MINIMUM 58 510 AM 35 1935 51 7 53  
AVERAGE 69 64 5 62  
 
PRECIPITATION (IN)  
YESTERDAY T 1.70 1896 0.13 -0.13 0.03  
MONTH TO DATE 0.14 1.18 -1.04 0.03  
SINCE SEP 1 0.14 1.18 -1.04 0.03  
SINCE JAN 1 28.40 28.49 -0.09 18.70  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 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 4 -4 3  
MONTH TO DATE 33 28 5 12  
SINCE SEP 1 33 28 5 12  
SINCE JUL 1 54 64 -10 35  
 
COOLING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 7 28 -21 61  
SINCE SEP 1 7 28 -21 61  
SINCE JAN 1 526 567 -41 678    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 12.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1200 AM  
LOWEST 45 1200 PM  
AVERAGE 63  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 2000  
MINIMUM TEMPERATURE (F) 51 31 1894  
 
SUNRISE AND SUNSET  
SEPTEMBER 11 2024.....SUNRISE 649 AM CDT SUNSET 729 PM CDT  
SEPTEMBER 12 2024.....SUNRISE 650 AM CDT SUNSET 728 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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