422  
CDUS41 KLWX 140522  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
122 AM EDT SUN MAY 14 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 13 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 10:57 AM 95 1881 76 0 76  
MINIMUM 63 11:59 PM 39 1878 57 6 63  
AVERAGE 70 66 4 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 2.81 1897 0.13 0.00 0.14  
MONTH TO DATE 0.26 1.63 -1.37 3.44  
SINCE MAR 1 5.41 8.34 -2.93 10.03  
SINCE JAN 1 9.14 13.82 -4.68 16.04  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 2.0 -2.0 0.9  
SINCE JUL 1 0.4 13.7 -13.3 13.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 55 37 18 53  
SINCE MAR 1 688 817 -129 759  
SINCE JUL 1 3180 3740 -560 3404  
 
COOLING  
YESTERDAY 5 4 1 5  
MONTH TO DATE 21 35 -14 10  
SINCE MAR 1 88 70 18 40  
SINCE JAN 1 88 70 18 40    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 PM  
LOWEST 61 12:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 1956  
MINIMUM TEMPERATURE (F) 57 41 1928  
 
SUNRISE AND SUNSET  
MAY 14 2023...........SUNRISE 5:57 AM EDT SUNSET 8:13 PM EDT  
MAY 15 2023...........SUNRISE 5:56 AM EDT SUNSET 8:14 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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