772  
CDUS44 KEWX 201000  
CLISAT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
400 AM CST WED DEC 20 2023  
   
...............................
 
 
   
..THE SAN ANTONIO CLIMATE SUMMARY FOR DECEMBER 19 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1886 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 4:12 PM 82 2012 64 4 50  
MINIMUM 47 7:18 AM 18 1996 42 5 44  
AVERAGE 58 53 5 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 5.97 1991 0.06 -0.06 0.30  
MONTH TO DATE 0.35 1.25 -0.90 0.47  
SINCE DEC 1 0.35 1.25 -0.90 0.47  
SINCE JAN 1 19.25 31.63 -12.38 11.51  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 12 -5 18  
MONTH TO DATE 140 211 -71 123  
SINCE DEC 1 140 211 -71 123  
SINCE JUL 1 349 432 -83 357  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 8 -7 54  
SINCE DEC 1 1 8 -7 54  
SINCE JAN 1 3959 3140 819 4003    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 11:00 PM  
LOWEST 42 12:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 85 1951  
MINIMUM TEMPERATURE (F) 42 21 1924  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 7:24 AM CST SUNSET 5:39 PM CST  
DECEMBER 21 2023......SUNRISE 7:24 AM CST SUNSET 5:39 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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