823  
CDUS41 KLWX 252121  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
521 PM EDT WED SEP 25 2024  
   
...............................
 
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 25 2024...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 2:41 PM 95 1930 77 -3 70  
MINIMUM 65 12:44 AM 39 1963 61 4 61  
AVERAGE 70 69 1 66  
 
PRECIPITATION (IN)  
TODAY 0.08 3.46 1975 0.12 -0.04 0.01  
MONTH TO DATE 1.41 3.27 -1.86 3.55  
SINCE SEP 1 1.41 3.27 -1.86 3.55  
SINCE JAN 1 30.50 31.18 -0.68 26.04  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 3  
SINCE SEP 1 0 6 -6 3  
SINCE JUL 1 0 6 -6 3  
 
COOLING  
TODAY 5 5 0 1  
MONTH TO DATE 188 216 -28 261  
SINCE SEP 1 188 216 -28 261  
SINCE JAN 1 1903 1668 235 1598    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 8:00 AM  
LOWEST 82 2:00 PM  
AVERAGE 88  
   
......................................................
 
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 1930  
MINIMUM TEMPERATURE (F) 60 38 1879  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2024.....SUNRISE 6:59 AM EDT SUNSET 6:59 PM EDT  
SEPTEMBER 26 2024.....SUNRISE 7:00 AM EDT SUNSET 6:58 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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