945  
CDUS41 KLWX 120626  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
226 AM EDT MON MAY 12 2025  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR MAY 11 2025
 
 
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)  
YESTERDAY  
MAXIMUM 84 3:51 PM 94 1896 74 10 65  
MINIMUM 53 5:35 AM 32 1966 52 1 46  
AVERAGE 69 63 6 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.49 2008 0.12 -0.12 0.23  
MONTH TO DATE 0.61 1.31 -0.70 1.69  
SINCE MAR 1 6.08 8.71 -2.63 10.61  
SINCE JAN 1 9.98 14.69 -4.71 19.22  
 
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 MAR 1 T 2.8 -2.8 T  
SINCE JUL 1 12.7 19.3 -6.6 11.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 9  
MONTH TO DATE 13 54 -41 39  
SINCE MAR 1 704 1014 -310 774  
SINCE JUL 1 4051 4419 -368 3663  
 
COOLING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 44 18 26 35  
SINCE MAR 1 91 39 52 74  
SINCE JAN 1 91 39 52 74    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.2  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 6:00 AM  
LOWEST 28 1:00 PM  
AVERAGE 51  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 94 1881  
MINIMUM TEMPERATURE (F) 52 35 1963  
 
SUNRISE AND SUNSET  
MAY 12 2025...........SUNRISE 5:56 AM EDT SUNSET 8:11 PM EDT  
MAY 13 2025...........SUNRISE 5:55 AM EDT SUNSET 8:12 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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