242  
CDUS43 KDMX 190645  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
145 AM CDT SAT JUL 19 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR JULY 18 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 82 456 PM 103 2012 86 -4 77  
MINIMUM 59 503 AM 51 2009 65 -6 56  
AVERAGE 71 75 -4 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.90 1969 0.12 -0.12 0.00  
MONTH TO DATE 1.55 2.41 -0.86 2.10  
SINCE JUN 1 5.52 7.79 -2.27 4.26  
SINCE JAN 1 10.99 21.23 -10.24 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 6 10 -4 2  
MONTH TO DATE 179 180 -1 149  
SINCE JUN 1 431 395 36 417  
SINCE JAN 1 482 473 9 475    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 69 200 PM  
AVERAGE 83  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 110 1934  
MINIMUM TEMPERATURE (F) 65 51 2024  
 
SUNRISE AND SUNSET  
JULY 19 2025..........SUNRISE 554 AM CDT SUNSET 838 PM CDT  
JULY 20 2025..........SUNRISE 555 AM CDT SUNSET 837 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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