581  
CDUS43 KDMX 160629  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT MON SEP 16 2024  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR SEPTEMBER 15 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 88 257 PM 95 1939 75 13 66  
MINIMUM 58 325 AM 26 2011 49 9 54  
AVERAGE 73 62 11 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.86 1936 0.11 -0.11 0.20  
MONTH TO DATE 0.42 1.76 -1.34 0.23  
SINCE SEP 1 0.42 1.76 -1.34 0.23  
SINCE JAN 1 28.68 29.07 -0.39 18.90  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
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 5 -5 5  
MONTH TO DATE 33 50 -17 39  
SINCE SEP 1 33 50 -17 39  
SINCE JUL 1 54 86 -32 62  
 
COOLING  
YESTERDAY 8 2 6 0  
MONTH TO DATE 30 38 -8 61  
SINCE SEP 1 30 38 -8 61  
SINCE JAN 1 549 577 -28 678    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 6.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 48 400 PM  
AVERAGE 74  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 94 1931  
MINIMUM TEMPERATURE (F) 49 30 1937  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2024.....SUNRISE 655 AM CDT SUNSET 720 PM CDT  
SEPTEMBER 17 2024.....SUNRISE 656 AM CDT SUNSET 719 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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