098  
CDUS41 KLWX 142125  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
525 PM EDT TUE AUG 14 2018  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR AUGUST 14 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 LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 359 PM 100 2016 87 0  
1943  
MINIMUM 69 544 AM 55 1941 70 -1  
1893  
AVERAGE 78 78 0 76  
 
PRECIPITATION (IN)  
TODAY 0.00 2.52 1927 0.09 -0.09  
MONTH TO DATE 2.37 1.40 0.97  
SINCE JUN 1 17.31 8.91 8.40  
SINCE JAN 1 37.28 24.87 12.41  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 0  
MONTH TO DATE 0 0  
SINCE JUN 1 1 -5  
SINCE JUL 1 0 0  
 
COOLING  
TODAY 13 -1  
MONTH TO DATE 239 43  
SINCE JUN 1 1075 108  
SINCE JAN 1 1335 234    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.3  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84  
LOWEST 45  
AVERAGE 65  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 103 1988  
MINIMUM TEMPERATURE (F) 70 51 1963  
 
 
SUNRISE AND SUNSET  
AUGUST 14 2018........SUNRISE 621 AM EDT SUNSET 804 PM EDT  
AUGUST 15 2018........SUNRISE 622 AM EDT SUNSET 803 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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