438  
CDUS43 KDMX 290640  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
140 AM CDT WED JUL 29 2026  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR JULY 28 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 88 152 PM 105 1930 86 2 89  
1983  
MINIMUM 72 1118 PM 48 2013 64 8 69  
AVERAGE 80 75 5 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.45 1957 0.11 -0.11 0.13  
MONTH TO DATE 1.79 3.51 -1.72 4.34  
SINCE JUN 1 5.06 8.89 -3.83 8.31  
SINCE JAN 1 13.43 22.33 -8.90 13.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 8 17 -9 7  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 15 10 5 14  
MONTH TO DATE 337 280 57 321  
SINCE JUN 1 540 495 45 573  
SINCE JAN 1 668 573 95 624    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1100 PM  
LOWEST 63 200 PM  
AVERAGE 80  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 104 1941  
MINIMUM TEMPERATURE (F) 64 49 2013  
 
SUNRISE AND SUNSET  
JULY 29 2026..........SUNRISE 603 AM CDT SUNSET 829 PM CDT  
JULY 30 2026..........SUNRISE 604 AM CDT SUNSET 828 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IA Page
Main Text Page