607  
CDUS43 KDMX 270646  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
146 AM CDT TUE MAY 27 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR MAY 26 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 329 PM 95 1926 76 -4 78  
MINIMUM 50 523 AM 36 1925 55 -5 57  
AVERAGE 61 66 -5 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.82 1937 0.16 -0.16 0.12  
MONTH TO DATE 0.82 4.19 -3.37 5.16  
SINCE MAR 1 4.02 10.18 -6.16 13.14  
SINCE JAN 1 5.46 12.60 -7.14 16.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 3 1 0  
MONTH TO DATE 133 151 -18 72  
SINCE MAR 1 1071 1368 -297 1071  
SINCE JUL 1 5510 6119 -609 5081  
 
COOLING  
YESTERDAY 0 3 -3 3  
MONTH TO DATE 30 48 -18 42  
SINCE MAR 1 47 59 -12 55  
SINCE JAN 1 47 59 -12 55    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 11.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 500 AM  
LOWEST 35 100 PM  
AVERAGE 62  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 2018  
MINIMUM TEMPERATURE (F) 55 39 1992  
 
SUNRISE AND SUNSET  
MAY 27 2025...........SUNRISE 542 AM CDT SUNSET 832 PM CDT  
MAY 28 2025...........SUNRISE 541 AM CDT SUNSET 833 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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