AFOS product CLIDCA
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
645 
CDUS41 KLWX 310522
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC                  
122 AM EDT FRI AUG 31 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 30 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         89    454 PM  99    1953  85      4       83       
  MINIMUM         69    614 AM  50    1986  68      1       63       
                                      1896                          
  AVERAGE         79                        76      3       73      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.01 1978   0.09  -0.09     0.00    
  MONTH TO DATE    2.78                      2.84  -0.06     8.92    
  SINCE JUN 1      7.97                     10.35  -2.38    13.63    
  SINCE JAN 1     18.71                     26.31  -7.60    27.30    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          MM      MM   0.0    0.0              
  MONTH TO DATE    0.0                       0.0    0.0              
  SINCE JUL 1      0.0                       0.0    0.0              
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE JUN 1      0                         6     -6        0       
  SINCE JUL 1      0                         0      0        0       
                                                                     
 COOLING                                                             
  YESTERDAY       14                        11      3        8       
  MONTH TO DATE  481                       394     87      459       
  SINCE JUN 1   1422                      1165    257     1493       
  SINCE JAN 1   1681                      1299    382     1693       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     W (270)      
  AVERAGE WIND SPEED     3.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           600 AM                                     
 LOWEST     34           500 PM                                     
 AVERAGE    59                                                       

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

                                                                     
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   84       100      1953                    
                                             1932                    
 MINIMUM TEMPERATURE (F)   68        49      1934                    

                                                                     
SUNRISE AND SUNSET                                                   
AUGUST 31 2012........SUNRISE   637 AM EDT   SUNSET   739 PM EDT   
SEPTEMBER  1 2012.....SUNRISE   637 AM EDT   SUNSET   738 PM EDT   

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




$$