132  
CDUS41 KLWX 010528  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1228 AM EST THU FEB 01 2024  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 31 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 44 5:56 PM 71 1916 46 -2 48  
MINIMUM 37 11:59 PM -2 1905 30 7 36  
AVERAGE 41 38 3 42  
 
PRECIPITATION (IN)  
YESTERDAY T 1.18 1878 0.09 -0.09 0.17  
MONTH TO DATE 5.88 2.86 3.02 1.65  
SINCE DEC 1 12.31 6.27 6.04 5.51  
SINCE JAN 1 5.88 2.86 3.02 1.65  
 
SNOWFALL (IN)  
YESTERDAY T 5.7 1949 0.2 -0.2 0.0  
MONTH TO DATE 7.8 4.9 2.9 T  
SINCE DEC 1 7.9 6.6 1.3 T  
SINCE JUL 1 7.9 6.7 1.2 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 27 -3 23  
MONTH TO DATE 775 857 -82 614  
SINCE DEC 1 1372 1581 -209 1380  
SINCE JUL 1 1961 2227 -266 1993  
 
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 12 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 9:00 AM  
LOWEST 67 12:00 AM  
AVERAGE 75  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 77 2002  
MINIMUM TEMPERATURE (F) 30 6 1899  
1900  
1935  
 
SUNRISE AND SUNSET  
FEBRUARY 1 2024......SUNRISE 7:15 AM EST SUNSET 5:29 PM EST  
FEBRUARY 2 2024......SUNRISE 7:14 AM EST SUNSET 5:30 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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