353  
CDUS41 KLWX 212131  
CLIDMH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
530 PM EDT SAT APR 21 2018  
 
   
...............................
 
 
   
..THE BALTIMORE INNER HARBOR MD CLIMATE SUMMARY FOR APRIL 21 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1999 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 63 347 PM MM MM 68 -5 71  
MINIMUM 44 648 AM MM MM 49 -5 61  
AVERAGE 54 58 -4 66  
 
PRECIPITATION (IN)  
TODAY 0.00 MM MM 0.10 -0.10 0.00  
MONTH TO DATE 2.35 2.31 0.04 2.28  
SINCE MAR 1 5.04 6.17 -1.13 5.95  
SINCE JAN 1 10.78 11.69 -0.91 9.84  
 
DEGREE DAYS  
HEATING  
TODAY 11 8 3 0  
MONTH TO DATE 268 222 46 97  
SINCE MAR 1 937 801 136 683  
SINCE JUL 1 3729 3889 -160 3137  
 
COOLING  
TODAY 0 1 -1 1  
MONTH TO DATE 24 14 10 39  
SINCE MAR 1 24 15 9 43  
SINCE JAN 1 26 15 11 43    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 49 700 AM  
LOWEST 21 300 PM  
AVERAGE 35  
   
......................................................
 
 
 
THE BALTIMORE INNER HARBOR MD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 MM MM  
MINIMUM TEMPERATURE (F) 49 MM MM  
 
 
SUNRISE AND SUNSET  
APRIL 21 2018.........SUNRISE 621 AM EDT SUNSET 750 PM EDT  
APRIL 22 2018.........SUNRISE 620 AM EDT SUNSET 751 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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