004  
CDUS43 KDMX 020629  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
129 AM CDT WED SEP 02 2026  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 1 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 MM MM 100 1984 82 MM 77  
MINIMUM MM MM 42 1949 58 MM 57  
AVERAGE MM 70 MM 67  
 
PRECIPITATION (IN)  
YESTERDAY MM 3.70 1931 0.13 MM 0.00  
MONTH TO DATE MM 0.13 MM 0.00  
SINCE SEP 1 MM 0.13 MM 0.00  
SINCE JAN 1 15.15 27.26 -12.11 16.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 1 MM 0  
MONTH TO DATE MM 1 MM 0  
SINCE SEP 1 MM 1 MM 0  
SINCE JUL 1 0 10 -10 11  
 
COOLING  
YESTERDAY MM 6 MM 2  
MONTH TO DATE MM 6 MM 2  
SINCE SEP 1 MM 6 MM 2  
SINCE JAN 1 824 869 -45 878    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 2000  
MINIMUM TEMPERATURE (F) 58 40 1946  
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2026.....SUNRISE 637 AM CDT SUNSET 741 PM CDT  
SEPTEMBER 3 2026.....SUNRISE 638 AM CDT SUNSET 739 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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