383  
CDUS41 KLWX 210522  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
122 AM EDT SAT SEP 21 2024  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR SEPTEMBER 20 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 3:30 PM 92 1983 78 7 80  
MINIMUM 61 2:43 AM 42 1956 57 4 52  
1959  
2020  
AVERAGE 73 68 5 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.75 1966 0.15 -0.15 0.00  
MONTH TO DATE 0.30 2.93 -2.63 3.93  
SINCE SEP 1 0.30 2.93 -2.63 3.93  
SINCE JAN 1 29.62 32.71 -3.09 28.83  
 
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 1 -1 0  
MONTH TO DATE 7 8 -1 0  
SINCE SEP 1 7 8 -1 0  
SINCE JUL 1 7 8 -1 0  
 
COOLING  
YESTERDAY 8 4 4 1  
MONTH TO DATE 108 132 -24 214  
SINCE SEP 1 108 132 -24 214  
SINCE JAN 1 1570 1266 304 1401    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 41 5:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 1895  
1931  
MINIMUM TEMPERATURE (F) 57 37 1956  
1962  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2024.....SUNRISE 6:54 AM EDT SUNSET 7:04 PM EDT  
SEPTEMBER 22 2024.....SUNRISE 6:55 AM EDT SUNSET 7:03 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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