788  
CDUS43 KDMX 300635  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT WED JUL 30 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR JULY 29 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 92 531 PM 104 1941 86 6 88  
MINIMUM 69 610 AM 49 2013 64 5 67  
AVERAGE 81 75 6 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 1.96 2024 0.12 -0.04 1.96  
MONTH TO DATE 4.42 3.63 0.79 4.06  
SINCE JUN 1 8.39 9.01 -0.62 6.22  
SINCE JAN 1 13.86 22.45 -8.59 23.03  
 
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 16 10 6 13  
MONTH TO DATE 337 290 47 245  
SINCE JUN 1 589 505 84 513  
SINCE JAN 1 640 583 57 571    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 7.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 300 AM  
LOWEST 60 1000 PM  
AVERAGE 79  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 105 1935  
MINIMUM TEMPERATURE (F) 64 48 1971  
 
SUNRISE AND SUNSET  
JULY 30 2025..........SUNRISE 604 AM CDT SUNSET 828 PM CDT  
JULY 31 2025..........SUNRISE 605 AM CDT SUNSET 827 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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