531  
CDUS43 KDMX 110640  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
140 AM CDT TUE AUG 11 2026  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 10 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 87 509 PM 108 1934 85 2 84  
MINIMUM 71 513 AM 49 2024 63 8 69  
AVERAGE 79 74 5 77  
 
PRECIPITATION (IN)  
YESTERDAY T 1.10 1929 0.14 -0.14 0.09  
2000  
MONTH TO DATE 1.43 1.30 0.13 0.45  
SINCE JUN 1 6.77 10.55 -3.78 9.39  
SINCE JAN 1 15.14 23.99 -8.85 14.86  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 8 19 -11 7  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
YESTERDAY 14 9 5 12  
MONTH TO DATE 94 96 -2 74  
SINCE JUN 1 663 626 37 675  
SINCE JAN 1 791 704 87 726    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 3.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 400 AM  
LOWEST 68 400 PM  
AVERAGE 83  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 103 1941  
MINIMUM TEMPERATURE (F) 63 49 2012  
 
SUNRISE AND SUNSET  
AUGUST 11 2026........SUNRISE 616 AM CDT SUNSET 814 PM CDT  
AUGUST 12 2026........SUNRISE 617 AM CDT SUNSET 812 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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