232  
CDUS41 KLWX 130621  
CLINAK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
221 AM EDT SAT SEP 13 2025  
   
...............................
 
 
   
..THE ANNAPOLIS MD CLIMATE SUMMARY FOR SEPTEMBER 12 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1894 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 5:02 PM 96 2019 79 2 78  
MINIMUM 64 12:12 AM 42 1986 66 -2 66  
AVERAGE 73 72 1 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.14 1960 0.15 -0.15 0.00  
MONTH TO DATE 1.56 2.12 -0.56 0.06  
SINCE SEP 1 1.56 2.12 -0.56 0.06  
SINCE JAN 1 35.64 30.92 4.72 31.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE SEP 1 0 0 0 2  
SINCE JUL 1 0 0 0 2  
 
COOLING  
YESTERDAY 8 8 0 7  
MONTH TO DATE 73 108 -35 62  
SINCE SEP 1 73 108 -35 62  
SINCE JAN 1 1268 1312 -44 1382    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 39 5:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ANNAPOLIS MD CLIMATE NORMALS FOR TODAY  
NORMAL  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2025.....SUNRISE 6:46 AM EDT SUNSET 7:17 PM EDT  
SEPTEMBER 14 2025.....SUNRISE 6:47 AM EDT SUNSET 7:15 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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