602  
CDUS43 KDMX 040631  
CLIOTM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
131 AM CDT MON SEP 04 2023  
   
...............................
 
 
   
..THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 3 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 94 302 PM 100 1925 81 13 84  
MINIMUM 63 556 AM 40 1974 58 5 65  
AVERAGE 79 70 9 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.65 1926 0.12 -0.12 0.00  
MONTH TO DATE 0.00 0.39 -0.39 0.06  
SINCE SEP 1 0.00 0.39 -0.39 0.06  
SINCE JAN 1 14.63 27.52 -12.89 15.34  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE SEP 1 0 3 -3 0  
SINCE JUL 1 5 12 -7 0  
 
COOLING  
YESTERDAY 14 6 8 10  
MONTH TO DATE 27 18 9 33  
SINCE SEP 1 27 18 9 33  
SINCE JAN 1 843 881 -38 1025    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 8.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 100 AM  
LOWEST 28 400 PM  
AVERAGE 56  
   
......................................................
 
 
THE OTTUMWA IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 103 1925  
MINIMUM TEMPERATURE (F) 57 43 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 639 AM CDT SUNSET 738 PM CDT  
SEPTEMBER 5 2023.....SUNRISE 640 AM CDT SUNSET 736 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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