409  
CDUS43 KDMX 200631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT TUE AUG 20 2024  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 19 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 77 302 PM 98 1983 80 -3 88  
MINIMUM 55 1140 PM 38 1897 57 -2 61  
AVERAGE 66 69 -3 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.79 2007 0.12 -0.12 0.00  
MONTH TO DATE 1.06 2.35 -1.29 1.76  
SINCE JUN 1 11.87 12.17 -0.30 6.18  
SINCE JAN 1 27.73 25.87 1.86 18.32  
 
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 JUN 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 1 -1 0  
MONTH TO DATE 13 9 4 4  
SINCE JUN 1 25 58 -33 36  
SINCE JUL 1 16 19 -3 22  
 
COOLING  
YESTERDAY 1 4 -3 10  
MONTH TO DATE 77 102 -25 106  
SINCE JUN 1 422 456 -34 456  
SINCE JAN 1 439 494 -55 501    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 4.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 56 200 PM  
AVERAGE 78  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 1972  
MINIMUM TEMPERATURE (F) 57 35 1950  
 
SUNRISE AND SUNSET  
AUGUST 20 2024........SUNRISE 625 AM CDT SUNSET 807 PM CDT  
AUGUST 21 2024........SUNRISE 626 AM CDT SUNSET 806 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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