615  
CDUS41 KLWX 010522  
CLIDCA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1222 AM EST WED FEB 01 2023  
   
...............................
 
 
   
..THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR JANUARY 31 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 48 7:10 AM 71 1916 46 2 39  
MINIMUM 36 11:59 PM -2 1905 30 6 25  
AVERAGE 42 38 4 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.18 1878 0.09 0.08 0.00  
MONTH TO DATE 1.65 2.86 -1.21 3.68  
SINCE DEC 1 5.51 6.27 -0.76 4.31  
SINCE JAN 1 1.65 2.86 -1.21 3.68  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.7 1949 0.2 -0.2 0.0  
MONTH TO DATE T 4.9 -4.9 12.3  
SINCE DEC 1 T 6.6 -6.6 12.3  
SINCE JUL 1 T 6.7 -6.7 12.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 27 -4 33  
MONTH TO DATE 608 857 -249 936  
SINCE DEC 1 1374 1581 -207 1468  
SINCE JUL 1 1987 2227 -240 2026  
 
COOLING  
YESTERDAY 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 N (350)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 68 8:00 AM  
AVERAGE 83  
   
......................................................
 
 
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 2023......SUNRISE 7:14 AM EST SUNSET 5:29 PM EST  
FEBRUARY 2 2023......SUNRISE 7:13 AM EST SUNSET 5:31 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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