167  
CDUS41 KLWX 290525  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1225 AM EST MON JAN 29 2024  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 28 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 7:25 PM 73 1949 45 1 58  
MINIMUM 42 6:41 AM -2 1935 30 12 34  
AVERAGE 44 37 7 46  
 
PRECIPITATION (IN)  
YESTERDAY 1.26 2.26 1922 0.10 1.16 0.00  
MONTH TO DATE 5.88 2.59 3.29 1.45  
SINCE DEC 1 12.31 6.00 6.31 5.31  
SINCE JAN 1 5.88 2.59 3.29 1.45  
 
SNOWFALL (IN)  
YESTERDAY 0.0 21.0 1922 0.2 -0.2 0.0  
MONTH TO DATE 7.8 4.3 3.5 T  
SINCE DEC 1 7.9 6.0 1.9 T  
SINCE JUL 1 7.9 6.1 1.8 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 28 -7 19  
MONTH TO DATE 708 774 -66 557  
SINCE DEC 1 1305 1498 -193 1323  
SINCE JUL 1 1894 2144 -250 1936  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE DEC 1 1 0 1 0  
SINCE JAN 1 1 0 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 2:00 AM  
LOWEST 82 11:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 76 1975  
MINIMUM TEMPERATURE (F) 30 2 1873  
 
SUNRISE AND SUNSET  
JANUARY 29 2024.......SUNRISE 7:17 AM EST SUNSET 5:26 PM EST  
JANUARY 30 2024.......SUNRISE 7:16 AM EST SUNSET 5:27 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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