477  
CDUS43 KDMX 310631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT SAT AUG 31 2024  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 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 78 255 PM 99 2012 79 -1 80  
MINIMUM 57 1028 PM 30 1915 55 2 55  
AVERAGE 68 67 1 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.21 1962 0.13 -0.13 0.00  
MONTH TO DATE 1.59 3.67 -2.08 2.11  
SINCE JUN 1 12.40 13.49 -1.09 6.53  
SINCE JAN 1 28.26 27.19 1.07 18.67  
 
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 2 -2 0  
MONTH TO DATE 18 23 -5 5  
SINCE JUN 1 30 72 -42 37  
SINCE JUL 1 21 33 -12 23  
 
COOLING  
YESTERDAY 3 4 -1 3  
MONTH TO DATE 153 146 7 222  
SINCE JUN 1 498 500 -2 572  
SINCE JAN 1 515 538 -23 617    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 40 300 PM  
AVERAGE 70  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 1898  
MINIMUM TEMPERATURE (F) 54 38 2009  
 
SUNRISE AND SUNSET  
AUGUST 31 2024........SUNRISE 637 AM CDT SUNSET 749 PM CDT  
SEPTEMBER 1 2024.....SUNRISE 638 AM CDT SUNSET 747 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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