123  
CDUS43 KDMX 310635  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1235 AM CST WED DEC 31 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR DECEMBER 30 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 34 1130 PM 64 1965 33 1 40  
MINIMUM 10 540 AM -10 1968 16 -6 36  
AVERAGE 22 25 -3 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.61 1931 0.03 -0.03 0.27  
MONTH TO DATE 1.11 1.40 -0.29 2.92  
SINCE DEC 1 1.11 1.40 -0.29 2.92  
SINCE JAN 1 20.27 36.93 -16.66 36.86  
 
DEGREE DAYS  
HEATING  
YESTERDAY 43 40 3 27  
MONTH TO DATE 1161 1092 69 993  
SINCE DEC 1 1161 1092 69 993  
SINCE JUL 1 2158 2352 -194 1962  
 
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 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 800 AM  
LOWEST 63 1200 PM  
AVERAGE 74  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 63 1965  
MINIMUM TEMPERATURE (F) 16 -13 1968  
 
SUNRISE AND SUNSET  
DECEMBER 31 2025......SUNRISE 735 AM CST SUNSET 451 PM CST  
JANUARY 1 2026.......SUNRISE 735 AM CST SUNSET 452 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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