616  
CDUS41 KLWX 120624  
CLIDMH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
224 AM EDT FRI SEP 12 2025  
   
...............................  
 
...THE BALTIMORE INNER HARBOR CLIMATE SUMMARY FOR SEPTEMBER 11 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1950 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 4:11 PM 101 1983 82 -2  
MINIMUM 66 5:18 AM 50 1967 66 0  
AVERAGE 73 74 -1  
 
PRECIPITATION (IN)  
YESTERDAY 0.22 2.89 1971 0.14 0.08  
MONTH TO DATE 1.18 1.60 -0.42  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0  
 
COOLING  
YESTERDAY 8    
............................................................  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96  
LOWEST 50  
AVERAGE 73  
   
......................................................  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2025.....SUNRISE 6:45 AM EDT SUNSET 7:19 PM EDT  
SEPTEMBER 13 2025.....SUNRISE 6:46 AM EDT SUNSET 7:18 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab VA Page
The Nexlab MD Page
The Nexlab WV Page
Main Text Page