136  
CDUS44 KEWX 190858  
CLISAT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
258 AM CST TUE DEC 19 2023  
   
...............................  
 
   
..THE SAN ANTONIO CLIMATE SUMMARY FOR DECEMBER 18 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 73 2:23 PM 81 1955 64 9 53  
2006  
2012  
MINIMUM 41 5:51 AM 22 1996 42 -1 34  
AVERAGE 57 53 4 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.49 1991 0.06 -0.06 0.00  
MONTH TO DATE 0.35 1.19 -0.84 0.17  
SINCE DEC 1 0.35 1.19 -0.84 0.17  
SINCE JAN 1 19.25 31.57 -12.32 11.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 12 -4 21  
MONTH TO DATE 133 199 -66 105  
SINCE DEC 1 133 199 -66 105  
SINCE JUL 1 342 420 -78 339  
 
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 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 6:00 AM  
LOWEST 32 4:00 PM  
AVERAGE 57  
   
......................................................  
 
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 82 2012  
MINIMUM TEMPERATURE (F) 42 18 1996  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 7:23 AM CST SUNSET 5:39 PM CST  
DECEMBER 20 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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