733  
CDUS43 KDMX 230648  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
148 AM CDT WED JUL 23 2025  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR JULY 22 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 90 219 PM 108 1934 86 4 83  
MINIMUM 73 552 AM 46 1947 65 8 58  
AVERAGE 82 75 7 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.33 1957 0.10 -0.04 0.00  
MONTH TO DATE 2.64 2.85 -0.21 2.10  
SINCE JUN 1 6.61 8.23 -1.62 4.26  
SINCE JAN 1 12.08 21.67 -9.59 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 6  
MONTH TO DATE 235 220 15 165  
SINCE JUN 1 487 435 52 433  
SINCE JAN 1 538 513 25 491    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 63 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 300 AM  
LOWEST 68 300 PM  
AVERAGE 84  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 108 1934  
MINIMUM TEMPERATURE (F) 65 52 1925  
1947  
 
SUNRISE AND SUNSET  
JULY 23 2025..........SUNRISE 557 AM CDT SUNSET 835 PM CDT  
JULY 24 2025..........SUNRISE 558 AM CDT SUNSET 834 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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