146  
CDUS43 KDMX 260646  
CLIMCW  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
146 AM CDT WED AUG 26 2026  
   
...............................
 
 
   
..THE MASON CITY IA CLIMATE SUMMARY FOR AUGUST 25 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1893 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 526 PM 96 1948 79 0 68  
MINIMUM 61 558 AM 35 1915 56 5 47  
AVERAGE 70 68 2 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.98 1972 0.12 -0.12 0.00  
MONTH TO DATE 1.70 3.06 -1.36 3.74  
SINCE JUN 1 12.11 12.88 -0.77 20.69  
SINCE JAN 1 21.42 26.58 -5.16 31.39  
 
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 7  
MONTH TO DATE 1 15 -14 19  
SINCE JUN 1 18 64 -46 35  
SINCE JUL 1 3 25 -22 22  
 
COOLING  
YESTERDAY 5 4 1 0  
MONTH TO DATE 125 126 -1 146  
SINCE JUN 1 555 480 75 604  
SINCE JAN 1 616 518 98 631    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 60 200 PM  
AVERAGE 79  
   
......................................................
 
 
THE MASON CITY IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 96 1955  
MINIMUM TEMPERATURE (F) 56 38 1934  
 
SUNRISE AND SUNSET  
AUGUST 26 2026........SUNRISE 631 AM CDT SUNSET 758 PM CDT  
AUGUST 27 2026........SUNRISE 632 AM CDT SUNSET 756 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IA Page Main Text Page