259  
CDUS41 KLWX 192128  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
527 PM EDT TUE JUN 19 2018  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JUNE 19 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 95 1231 PM 99 1994 85 10  
MINIMUM 77 134 PM 51 1909 68 9  
AVERAGE 86 76 10  
 
PRECIPITATION (IN)  
TODAY 1.12 2.01 1944 0.13 0.99  
MONTH TO DATE 4.30 2.40 1.90  
SINCE JUN 1 4.30 2.40 1.90  
SINCE JAN 1 24.27 18.36 5.91  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 7.8 15.4 -7.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0  
MONTH TO DATE 1 -4  
SINCE JUN 1 1 -4  
SINCE JUL 1 3762 -268  
 
COOLING  
TODAY 21 9  
MONTH TO DATE 196 24  
SINCE JUN 1 196 24  
SINCE JAN 1 456 150    
...........................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.2  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91  
LOWEST 49  
AVERAGE 70  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 99 1931  
MINIMUM TEMPERATURE (F) 68 54 1926  
1900  
1879  
 
 
SUNRISE AND SUNSET  
JUNE 19 2018..........SUNRISE 543 AM EDT SUNSET 836 PM EDT  
JUNE 20 2018..........SUNRISE 543 AM EDT SUNSET 837 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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