362  
CDUS43 KDMX 020642  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
142 AM CDT SUN AUG 02 2026  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR AUGUST 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 79 333 PM 102 1941 85 -6 76  
1988  
MINIMUM 63 239 AM 49 1936 64 -1 56  
AVERAGE 71 75 -4 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.03 1933 0.13 -0.10 0.00  
2000  
MONTH TO DATE 0.03 0.13 -0.10 0.00  
SINCE JUN 1 5.37 9.38 -4.01 8.94  
SINCE JAN 1 13.74 22.82 -9.08 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 6 10 -4 1  
MONTH TO DATE 6 10 -4 1  
SINCE JUN 1 575 540 35 602  
SINCE JAN 1 703 618 85 653    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 15.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1000 PM  
LOWEST 66 300 PM  
AVERAGE 82  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 105 1947  
MINIMUM TEMPERATURE (F) 64 50 1936  
 
SUNRISE AND SUNSET  
AUGUST 2 2026........SUNRISE 607 AM CDT SUNSET 825 PM CDT  
AUGUST 3 2026........SUNRISE 608 AM CDT SUNSET 824 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