AFOS product CLIIAD
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
917 
CDUS41 KLWX 090530
CLIIAD

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 
130 AM EDT SUN APR 09 2023

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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 8 2023...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1960 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         53   2:54 PM  87    1991  64    -11       63        
  MINIMUM         36  11:50 PM  24    1970  41     -5       38        
  AVERAGE         45                        52     -7       51     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.15 2000   0.12  -0.12     0.05     
  MONTH TO DATE    0.34                      0.88  -0.54     1.61     
  SINCE MAR 1      1.91                      4.38  -2.47     3.53     
  SINCE JAN 1      5.54                      9.93  -4.39     9.73     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1972   0.0    0.0      0.0      
                                      2000                           
  MONTH TO DATE    0.0                       0.1   -0.1      0.0      
  SINCE MAR 1      T                         4.0   -4.0      3.5      
  SINCE JUL 1      0.4                      21.0  -20.6     15.8      
  SNOW DEPTH       0                                                 

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       20                        13      7       14        
  MONTH TO DATE   68                       114    -46      121        
  SINCE MAR 1    638                       761   -123      644        
  SINCE JUL 1   3592                      4271   -679     3718        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE   18                         0     18        0        
  SINCE MAR 1     19                         2     17        3        
  SINCE JAN 1     19                         2     17        3        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NE (40)        
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (50)        
  AVERAGE WIND SPEED     6.3                                        


SKY COVER                                                             
  AVERAGE SKY COVER 0.9                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73          12:00 AM                                      
 LOWEST     28           5:00 PM                                      
 AVERAGE    51                                                        

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        89      2001                      
 MINIMUM TEMPERATURE (F)   41        23      1977                      


SUNRISE AND SUNSET                                                    
APRIL  9 2023.........SUNRISE   6:42 AM EDT   SUNSET   7:41 PM EDT     
APRIL 10 2023.........SUNRISE   6:41 AM EDT   SUNSET   7:42 PM EDT     


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




$$