443  
CDUS44 KEWX 210758  
CLISAT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
258 AM CDT WED MAY 21 2025  
   
...............................  
 
   
..THE SAN ANTONIO CLIMATE SUMMARY FOR MAY 20 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1886 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 100R 3:26 PM 100 1996 88 12 96  
MINIMUM 78 6:25 AM 49 2002 68 10 73  
AVERAGE 89 78 11 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.17 1917 0.15 -0.15 0.00  
MONTH TO DATE 0.19 2.83 -2.64 0.47  
SINCE MAR 1 4.09 7.56 -3.47 4.42  
SINCE JAN 1 5.80 11.26 -5.46 12.01  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 T  
SINCE JUL 1 0.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 53 174 -121 75  
SINCE JUL 1 1082 1436 -354 1193  
 
COOLING  
YESTERDAY 24 13 11 20  
MONTH TO DATE 295 204 91 284  
SINCE MAR 1 788 441 347 624  
SINCE JAN 1 848 470 378 665    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 12:00 AM  
LOWEST 11 4:00 PM  
AVERAGE 48  
   
......................................................  
 
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 101 2022  
MINIMUM TEMPERATURE (F) 68 52 1892  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 6:38 AM CDT SUNSET 8:23 PM CDT  
MAY 22 2025...........SUNRISE 6:38 AM CDT SUNSET 8:24 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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