008  
CDUS43 KDMX 150629  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT FRI AUG 15 2025  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 14 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 76 435 PM 97 1913 81 -5 72  
1965  
MINIMUM 61 314 AM 39 1964 58 3 58  
AVERAGE 69 69 0 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.38 1945 0.13 -0.09 0.65  
MONTH TO DATE 0.95 1.73 -0.78 0.85  
SINCE JUN 1 17.90 11.55 6.35 11.66  
SINCE JAN 1 28.60 25.25 3.35 27.52  
 
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 3 4 -1 13  
SINCE JUN 1 19 53 -34 25  
SINCE JUL 1 6 14 -8 16  
 
COOLING  
YESTERDAY 4 5 -1 0  
MONTH TO DATE 68 78 -10 50  
SINCE JUN 1 526 432 94 395  
SINCE JAN 1 553 470 83 412    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 8.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 900 PM  
LOWEST 71 900 AM  
AVERAGE 82  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 100 1988  
MINIMUM TEMPERATURE (F) 58 39 1979  
 
SUNRISE AND SUNSET  
AUGUST 15 2025........SUNRISE 619 AM CDT SUNSET 815 PM CDT  
AUGUST 16 2025........SUNRISE 620 AM CDT SUNSET 814 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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