528  
CDUS43 KDMX 260638  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
138 AM CDT MON MAY 26 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR MAY 25 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 67 403 PM 93 1953 76 -9 75  
MINIMUM 56 806 AM 32 1925 55 1 46  
AVERAGE 62 65 -3 61  
 
PRECIPITATION (IN)  
YESTERDAY T 1.99 2011 0.17 -0.17 0.00  
MONTH TO DATE 0.82 4.03 -3.21 5.04  
SINCE MAR 1 4.02 10.02 -6.00 13.02  
SINCE JAN 1 5.46 12.44 -6.98 16.65  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 3 0 4  
MONTH TO DATE 129 148 -19 72  
SINCE MAR 1 1067 1365 -298 1071  
SINCE JUL 1 5506 6116 -610 5081  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 30 45 -15 39  
SINCE MAR 1 47 56 -9 52  
SINCE JAN 1 47 56 -9 52    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 10.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 600 AM  
LOWEST 58 600 PM  
AVERAGE 73  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1926  
MINIMUM TEMPERATURE (F) 55 36 1925  
 
SUNRISE AND SUNSET  
MAY 26 2025...........SUNRISE 543 AM CDT SUNSET 832 PM CDT  
MAY 27 2025...........SUNRISE 542 AM CDT SUNSET 832 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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