060  
CDUS41 KLWX 290626  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
226 AM EDT TUE SEP 29 2026  
   
...............................  
 
...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR SEPTEMBER 28 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 3:30 PM 91 1886 76 -5 84  
MINIMUM 61 12:17 AM 42 1897 60 1 67  
1918  
1947  
AVERAGE 66 68 -2 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.46 2004 0.13 -0.13 T  
MONTH TO DATE 4.26 3.66 0.60 3.72  
SINCE SEP 1 4.26 3.66 0.60 3.72  
SINCE JAN 1 25.82 31.57 -5.75 30.98  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 15 10 5 0  
SINCE SEP 1 15 10 5 0  
SINCE JUL 1 15 10 5 0  
 
COOLING  
YESTERDAY 1 4 -3 11  
MONTH TO DATE 268 230 38 212  
SINCE SEP 1 268 230 38 212  
SINCE JAN 1 1877 1682 195 1677    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 9.8  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 4:00 AM  
LOWEST 65 8:00 PM  
AVERAGE 76  
   
......................................................  
 
THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 1954  
MINIMUM TEMPERATURE (F) 59 40 1942  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2026.....SUNRISE 7:02 AM EDT SUNSET 6:54 PM EDT  
SEPTEMBER 30 2026.....SUNRISE 7:03 AM EDT SUNSET 6:52 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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