993  
CDUS43 KDMX 180646  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
1246 AM CST MON DEC 18 2023  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1920 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 40 433 PM 64 1939 37 3 23  
MINIMUM 32 1159 PM -12 1932 19 13 12  
AVERAGE 36 28 8 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 1990 0.04 -0.04 T  
MONTH TO DATE 0.53 0.87 -0.34 1.10  
SINCE DEC 1 0.53 0.87 -0.34 1.10  
SINCE JAN 1 18.85 36.40 -17.55 25.60  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 37 -8 47  
MONTH TO DATE 469 587 -118 555  
SINCE DEC 1 469 587 -118 555  
SINCE JUL 1 1552 1847 -295 1788  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 990 985 5 1139    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 1200 AM  
LOWEST 76 200 PM  
AVERAGE 86  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 67 1939  
MINIMUM TEMPERATURE (F) 19 -15 1985  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 730 AM CST SUNSET 443 PM CST  
DECEMBER 19 2023......SUNRISE 730 AM CST SUNSET 443 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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