500  
CDUS41 KLWX 172127  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
527 PM EDT MON MAR 17 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR MARCH 17 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 59 4:29 AM 88 1945 57 2 73  
MINIMUM 53 9:03 AM 13 1900 39 14 50  
AVERAGE 56 48 8 62  
 
PRECIPITATION (IN)  
TODAY 0.07 1.34 1990 0.12 -0.05 0.00  
MONTH TO DATE 0.98 1.88 -0.90 2.41  
SINCE MAR 1 0.98 1.88 -0.90 2.41  
SINCE JAN 1 5.77 7.36 -1.59 9.70  
 
SNOWFALL (IN)  
TODAY 0.0 3.9 2014 0.0 0.0 0.0  
MONTH TO DATE 0.0 1.5 -1.5 T  
SINCE MAR 1 0.0 1.5 -1.5 T  
SINCE JUL 1 14.9 13.2 1.7 8.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 9 17 -8 3  
MONTH TO DATE 241 336 -95 170  
SINCE MAR 1 241 336 -95 170  
SINCE JUL 1 2981 3259 -278 2722  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 0 0 0 2  
SINCE JAN 1 0 0 0 3    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 16.1  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1:00 AM  
LOWEST 38 4:00 PM  
AVERAGE 64  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 81 1989  
MINIMUM TEMPERATURE (F) 39 13 1877  
1900  
 
SUNRISE AND SUNSET  
MARCH 17 2025.........SUNRISE 7:16 AM EDT SUNSET 7:17 PM EDT  
MARCH 18 2025.........SUNRISE 7:14 AM EDT SUNSET 7:18 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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