549  
CDUS43 KDMX 280633  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
133 AM CDT MON JUL 28 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR JULY 27 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 91 527 PM 108 1930 86 5 85  
MINIMUM 73 359 AM 49 2013 65 8 68  
AVERAGE 82 75 7 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.29 1957 0.11 -0.11 0.00  
MONTH TO DATE 4.21 3.40 0.81 2.10  
SINCE JUN 1 8.18 8.78 -0.60 4.26  
SINCE JAN 1 13.65 22.22 -8.57 21.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 7 17 -10 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 10 7 12  
MONTH TO DATE 307 270 37 218  
SINCE JUN 1 559 485 74 486  
SINCE JAN 1 610 563 47 544    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 4.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 64 200 PM  
AVERAGE 82  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 105 1930  
1983  
MINIMUM TEMPERATURE (F) 64 48 2013  
 
SUNRISE AND SUNSET  
JULY 28 2025..........SUNRISE 602 AM CDT SUNSET 830 PM CDT  
JULY 29 2025..........SUNRISE 603 AM CDT SUNSET 829 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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