AFOS product CLIOTM
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CDUS43 KDMX 020705
CLIOTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
205 AM CDT TUE SEP 02 2025

...................................

...THE OTTUMWA IA CLIMATE SUMMARY FOR SEPTEMBER 1 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         77    440 PM 100    1984  82     -5       77       
  MINIMUM         57    559 AM  42    1949  58     -1       54       
  AVERAGE         67                        70     -3       66     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          3.70 1931   0.13  -0.13     0.00     
  MONTH TO DATE    0.00                      0.13  -0.13     0.00     
  SINCE SEP 1      0.00                      0.13  -0.13     0.00     
  SINCE JAN 1     16.57                     27.26 -10.69    27.97     

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    0                         1     -1        0        
  SINCE SEP 1      0                         1     -1        0        
  SINCE JUL 1     11                        10      1        8        

 COOLING                                                              
  YESTERDAY        2                         6     -4        1        
  MONTH TO DATE    2                         6     -4        1        
  SINCE SEP 1      2                         6     -4        1        
  SINCE JAN 1    878                       869      9      811        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     E (80)        
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SE (130)       
  AVERAGE WIND SPEED     5.5                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                  


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           400 AM                                      
 LOWEST     40           500 PM                                      
 AVERAGE    69                                                        

..........................................................


THE OTTUMWA IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   82        99      2000                      
 MINIMUM TEMPERATURE (F)   58        40      1946                      


SUNRISE AND SUNSET                                                    
SEPTEMBER  2 2025.....SUNRISE   638 AM CDT   SUNSET   740 PM CDT     
SEPTEMBER  3 2025.....SUNRISE   639 AM CDT   SUNSET   738 PM CDT     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$