AFOS product CLIALO
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CDUS43 KDMX 300629
CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
129 AM CDT TUE SEP 30 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR SEPTEMBER 29 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         89    331 PM  91    1897  72     17       87       
  MINIMUM         55    600 AM  22    1967  47      8       53       
  AVERAGE         72                        59     13       70     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.94 1973   0.10  -0.10     0.00     
  MONTH TO DATE    0.89                      3.04  -2.15     0.44     
  SINCE SEP 1      0.89                      3.04  -2.15     0.44     
  SINCE JAN 1     31.55                     30.14   1.41    34.09     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE SEP 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         7     -7        0        
  MONTH TO DATE   53                       101    -48       34        
  SINCE SEP 1     53                       101    -48       34        
  SINCE JUL 1     68                       114    -46       40        

 COOLING                                                              
  YESTERDAY        7                         1      6        5        
  MONTH TO DATE  121                        96     25      139        
  SINCE SEP 1    121                        96     25      139        
  SINCE JAN 1    928                       902     26      961        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (160)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (180)       
  AVERAGE WIND SPEED     5.3                                        


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           300 AM                                      
 LOWEST     34           200 PM                                      
 AVERAGE    66                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   71        94      2023                      
 MINIMUM TEMPERATURE (F)   47        19      1899                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 30 2025.....SUNRISE   706 AM CDT   SUNSET   652 PM CDT     
OCTOBER  1 2025.......SUNRISE   707 AM CDT   SUNSET   650 PM CDT     


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




$$