189  
CDUS41 KLWX 102140  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
440 PM EST FRI JAN 10 2025  
   
...............................  
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 10 2025  
 
VALID TODAY AS OF 0400 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 36 12:41 PM 70 1950 45 -9 57  
MINIMUM 25 8:13 AM -3 1875 30 -5 41  
AVERAGE 31 38 -7 49  
 
PRECIPITATION (IN)  
TODAY 0.00 0.81 1878 0.09 -0.09 T  
1965  
MONTH TO DATE 0.85 0.93 -0.08 3.26  
SINCE DEC 1 3.73 4.34 -0.61 9.69  
SINCE JAN 1 0.85 0.93 -0.08 3.26  
 
SNOWFALL (IN)  
TODAY MM 3.8 1965 0.1 MM 0.0  
MONTH TO DATE 7.2 1.0 6.2 T  
SINCE DEC 1 7.3 2.7 4.6 0.1  
SINCE JUL 1 7.3 2.8 4.5 0.1  
SNOW DEPTH 3  
 
DEGREE DAYS  
HEATING  
TODAY 34 28 6 16  
MONTH TO DATE 313 270 43 231  
SINCE DEC 1 1021 994 27 828  
SINCE JUL 1 1444 1640 -196 1417  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 42 1:00 AM  
LOWEST 34 12:00 PM  
AVERAGE 38  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 75 1975  
MINIMUM TEMPERATURE (F) 30 2 1982  
 
SUNRISE AND SUNSET  
JANUARY 10 2025.......SUNRISE 7:26 AM EST SUNSET 5:06 PM EST  
JANUARY 11 2025.......SUNRISE 7:26 AM EST SUNSET 5:07 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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