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CLIALO

CLIMATE REPORT 
NATIONAL WEATHER SERVICE DES MOINES IA
132 AM CDT THU AUG 21 2025

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

...THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 20 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         83    317 PM 101    1916  83      0       78       
  MINIMUM         66   1159 PM  33    1950  61      5       56       
  AVERAGE         75                        72      3       67     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          4.92 1966   0.14  -0.14     0.00     
  MONTH TO DATE    3.06                      2.73   0.33     0.61     
  SINCE JUN 1     19.59                     12.79   6.80    13.24     
  SINCE JAN 1     30.63                     25.66   4.97    32.48     

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 JUN 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                         0      0        0        
  MONTH TO DATE    0                         0      0        3        
  SINCE JUN 1      6                        21    -15        4        
  SINCE JUL 1      0                         3     -3        4        

 COOLING                                                              
  YESTERDAY       10                         7      3        2        
  MONTH TO DATE  176                       158     18      140        
  SINCE JUN 1    737                       667     70      670        
  SINCE JAN 1    783                       739     44      706        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NE (40)        
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (30)        
  AVERAGE WIND SPEED     5.6                                        


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM                                      
 LOWEST     60           200 PM                                      
 AVERAGE    80                                                        

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


THE WATERLOO IA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   83       100      1916                      
 MINIMUM TEMPERATURE (F)   60        39      2004                      


SUNRISE AND SUNSET                                                    
AUGUST 21 2025........SUNRISE   623 AM CDT   SUNSET   801 PM CDT     
AUGUST 22 2025........SUNRISE   624 AM CDT   SUNSET   800 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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