833  
CDUS41 KLWX 160530  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
130 AM EDT MON MAY 16 2022  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MAY 15 2022  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 4:58 PM 94 1900 76 5 79  
1962  
MINIMUM 63 5:20 AM 40 1939 58 5 51  
AVERAGE 72 67 5 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 1.28 1949 0.13 0.31 0.00  
MONTH TO DATE 3.88 1.89 1.99 0.69  
SINCE MAR 1 10.47 8.60 1.87 6.69  
SINCE JAN 1 16.48 14.08 2.40 13.28  
 
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 0.9 2.0 -1.1 0.0  
SINCE JUL 1 13.2 13.7 -0.5 5.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 53 41 12 59  
SINCE MAR 1 759 821 -62 720  
SINCE JUL 1 3404 3744 -340 3474  
 
COOLING  
YESTERDAY 7 4 3 0  
MONTH TO DATE 20 43 -23 24  
SINCE MAR 1 50 78 -28 64  
SINCE JAN 1 50 78 -28 64    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 56 3:00 PM  
AVERAGE 77  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 1911  
MINIMUM TEMPERATURE (F) 58 38 1920  
 
SUNRISE AND SUNSET  
MAY 16 2022...........SUNRISE 5:55 AM EDT SUNSET 8:15 PM EDT  
MAY 17 2022...........SUNRISE 5:54 AM EDT SUNSET 8:16 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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