525  
CDUS41 KLWX 120526  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
126 AM EDT THU SEP 12 2024  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR SEPTEMBER 11 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 3:19 PM 100 1983 82 3 86  
MINIMUM 56 5:10 AM 43 1917 61 -5 70  
AVERAGE 71 71 0 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.42 1971 0.15 -0.15 1.00  
MONTH TO DATE 0.01 1.54 -1.53 2.78  
SINCE SEP 1 0.01 1.54 -1.53 2.78  
SINCE JAN 1 29.33 31.32 -1.99 27.68  
 
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 0 0 0  
MONTH TO DATE 7 0 7 0  
SINCE SEP 1 7 0 7 0  
SINCE JUL 1 7 0 7 0  
 
COOLING  
YESTERDAY 6 6 0 13  
MONTH TO DATE 40 85 -45 168  
SINCE SEP 1 40 85 -45 168  
SINCE JAN 1 1502 1219 283 1355    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 35 3:00 PM  
AVERAGE 66  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 2019  
MINIMUM TEMPERATURE (F) 60 43 1967  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 6:46 AM EDT SUNSET 7:19 PM EDT  
SEPTEMBER 13 2024.....SUNRISE 6:47 AM EDT SUNSET 7:17 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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