672  
CDUS43 KDMX 020631  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT SAT AUG 02 2025  
   
...............................  
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 1 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 435 PM 98 1988 82 -8 81  
MINIMUM 52 539 AM 45 1968 60 -8 65  
AVERAGE 63 71 -8 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.60 1940 0.13 -0.13 0.11  
MONTH TO DATE 0.00 0.13 -0.13 0.11  
SINCE JUN 1 16.95 9.95 7.00 10.92  
SINCE JAN 1 27.65 23.65 4.00 26.78  
 
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 2 0 2 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 18 49 -31 12  
SINCE JUL 1 5 10 -5 3  
 
COOLING  
YESTERDAY 0 6 -6 8  
MONTH TO DATE 0 6 -6 8  
SINCE JUN 1 458 360 98 353  
SINCE JAN 1 485 398 87 370    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 2.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 46 100 PM  
AVERAGE 73  
   
......................................................  
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1988  
MINIMUM TEMPERATURE (F) 60 40 1927  
 
SUNRISE AND SUNSET  
AUGUST 2 2025........SUNRISE 605 AM CDT SUNSET 833 PM CDT  
AUGUST 3 2025........SUNRISE 606 AM CDT SUNSET 832 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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