197  
CDUS43 KDMX 300638  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
138 AM CDT SAT MAY 30 2026  
   
...............................  
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR MAY 29 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 82 131 PM 103 1934 77 5 73  
MINIMUM 59 335 AM 33 1947 56 3 52  
AVERAGE 71 67 4 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.39 1982 0.17 -0.17 T  
MONTH TO DATE 2.03 4.69 -2.66 0.83  
SINCE MAR 1 7.86 10.68 -2.82 4.03  
SINCE JAN 1 8.34 13.10 -4.76 5.47  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 149 158 -9 138  
SINCE MAR 1 1012 1375 -363 1076  
SINCE JUL 1 5399 6126 -727 5515  
 
COOLING  
YESTERDAY 6 4 2 0  
MONTH TO DATE 63 60 3 30  
SINCE MAR 1 111 71 40 47  
SINCE JAN 1 111 71 40 47    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 300 AM  
LOWEST 42 500 PM  
AVERAGE 57  
   
......................................................  
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 102 1934  
MINIMUM TEMPERATURE (F) 56 39 1947  
 
SUNRISE AND SUNSET  
MAY 30 2026...........SUNRISE 541 AM CDT SUNSET 835 PM CDT  
MAY 31 2026...........SUNRISE 540 AM CDT SUNSET 835 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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