828  
CDUS43 KDMX 050638  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
138 AM CDT WED AUG 05 2026  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 4 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 86 1156 AM 103 1930 85 1 78  
1954  
MINIMUM 65 546 AM 49 2020 64 1 55  
AVERAGE 76 75 1 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 2.16 1970 0.13 -0.05 0.00  
MONTH TO DATE 0.11 0.51 -0.40 0.00  
SINCE JUN 1 5.45 9.76 -4.31 8.94  
SINCE JAN 1 13.82 23.20 -9.38 14.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 8 19 -11 7  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
YESTERDAY 11 10 1 2  
MONTH TO DATE 32 40 -8 6  
SINCE JUN 1 601 570 31 607  
SINCE JAN 1 729 648 81 658    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 800 PM  
LOWEST 51 1200 PM  
AVERAGE 74  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 101 1930  
1934  
MINIMUM TEMPERATURE (F) 64 49 2020  
 
SUNRISE AND SUNSET  
AUGUST 5 2026........SUNRISE 610 AM CDT SUNSET 821 PM CDT  
AUGUST 6 2026........SUNRISE 611 AM CDT SUNSET 820 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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