287  
CDUS41 KLWX 220532  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
130 AM EDT FRI JUN 22 2018  
 
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JUNE 21 2018
 
 
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)  
YESTERDAY  
MAXIMUM 86 236 PM 99 2012 86 0 90  
MINIMUM 72 441 AM 51 1940 68 4 71  
AVERAGE 79 77 2 81  
 
PRECIPITATION (IN)  
YESTERDAY T 6.11 1972 0.13 -0.13 0.00  
MONTH TO DATE 4.43 2.65 1.78 0.89  
SINCE JUN 1 4.43 2.65 1.78 0.89  
SINCE JAN 1 24.40 18.61 5.79 15.68  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 5 -4 1  
SINCE JUN 1 1 5 -4 1  
SINCE JUL 1 3762 4030 -268 3122  
 
COOLING  
YESTERDAY 14 12 2 16  
MONTH TO DATE 225 196 29 252  
SINCE JUN 1 225 196 29 252  
SINCE JAN 1 485 330 155 450    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1200 AM  
LOWEST 61 300 PM  
AVERAGE 74  
   
......................................................
 
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 101 1988  
MINIMUM TEMPERATURE (F) 68 51 1992  
1940  
1897  
 
 
SUNRISE AND SUNSET  
JUNE 22 2018..........SUNRISE 543 AM EDT SUNSET 837 PM EDT  
JUNE 23 2018..........SUNRISE 544 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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