223  
CDUS41 KLWX 190530  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
130 AM EDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE BALTIMORE MD CLIMATE SUMMARY FOR SEPTEMBER 18 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 2:57 PM 91 1898 79 0 85  
1977  
1978  
MINIMUM 60 11:48 PM 41 1990 58 2 59  
AVERAGE 70 69 1 72  
 
PRECIPITATION (IN)  
YESTERDAY T 2.22 2018 0.16 -0.16 0.00  
MONTH TO DATE 3.93 2.62 1.31 2.89  
SINCE SEP 1 3.93 2.62 1.31 2.89  
SINCE JAN 1 28.83 32.40 -3.57 34.82  
 
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 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 0  
SINCE SEP 1 0 6 -6 0  
SINCE JUL 1 0 6 -6 0  
 
COOLING  
YESTERDAY 5 5 0 7  
MONTH TO DATE 211 124 87 158  
SINCE SEP 1 211 124 87 158  
SINCE JAN 1 1398 1258 140 1508    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 42 4:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE BALTIMORE MD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 94 1896  
1983  
MINIMUM TEMPERATURE (F) 58 42 1959  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 6:51 AM EDT SUNSET 7:09 PM EDT  
SEPTEMBER 20 2023.....SUNRISE 6:52 AM EDT SUNSET 7:07 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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