477  
CDUS43 KDMX 210627  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1227 AM CST SUN DEC 21 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR DECEMBER 20 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 42 430 AM 67 1941 36 6 30  
MINIMUM 22 1142 PM -13 1983 19 3 22  
AVERAGE 32 27 5 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.01 2006 0.04 -0.04 0.00  
MONTH TO DATE 0.75 1.00 -0.25 2.01  
SINCE DEC 1 0.75 1.00 -0.25 2.01  
SINCE JAN 1 19.91 36.53 -16.62 35.95  
 
DEGREE DAYS  
HEATING  
YESTERDAY 33 38 -5 39  
MONTH TO DATE 859 700 159 717  
SINCE DEC 1 859 700 159 717  
SINCE JUL 1 1856 1960 -104 1686  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1089 985 104 948    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 700 PM  
LOWEST 44 400 AM  
AVERAGE 55  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 62 1941  
MINIMUM TEMPERATURE (F) 18 -19 1989  
 
SUNRISE AND SUNSET  
DECEMBER 21 2025......SUNRISE 732 AM CST SUNSET 445 PM CST  
DECEMBER 22 2025......SUNRISE 732 AM CST SUNSET 445 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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