299  
CDUS43 KDMX 100640  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
140 AM CDT SAT MAY 10 2025  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR MAY 9 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 75 346 PM 92 2022 71 4 63  
MINIMUM 42 509 AM 28 2020 48 -6 53  
AVERAGE 59 59 0 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.05 1950 0.16 -0.16 0.14  
MONTH TO DATE 0.12 1.40 -1.28 2.95  
SINCE MAR 1 3.32 7.39 -4.07 10.93  
SINCE JAN 1 4.76 9.81 -5.05 14.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 7 -1 7  
MONTH TO DATE 68 71 -3 50  
SINCE MAR 1 1006 1288 -282 1049  
SINCE JUL 1 5445 6039 -594 5059  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 1 9 -8 1  
SINCE MAR 1 18 20 -2 14  
SINCE JAN 1 18 20 -2 14    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 6.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 300 AM  
LOWEST 18 400 PM  
AVERAGE 44  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 2011  
MINIMUM TEMPERATURE (F) 49 30 1966  
 
SUNRISE AND SUNSET  
MAY 10 2025...........SUNRISE 556 AM CDT SUNSET 816 PM CDT  
MAY 11 2025...........SUNRISE 555 AM CDT SUNSET 817 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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