650  
CDUS44 KEWX 170852  
CLISAT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
352 AM CDT SAT MAY 17 2025  
   
...............................  
 
   
..THE SAN ANTONIO CLIMATE SUMMARY FOR MAY 16 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 99R 2:44 PM 97 2003 87 12 85  
2013  
2022  
MINIMUM 77 3:14 AM 46 1967 67 10 67  
AVERAGE 88 76 12 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.08 1965 0.16 -0.16 0.05  
MONTH TO DATE 0.19 2.21 -2.02 0.47  
SINCE MAR 1 4.09 6.94 -2.85 4.42  
SINCE JAN 1 5.80 10.64 -4.84 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 23 12 11 11  
MONTH TO DATE 205 155 50 216  
SINCE MAR 1 698 392 306 556  
SINCE JAN 1 758 421 337 597    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 39 6:00 PM  
AVERAGE 63  
   
......................................................  
 
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 100 2022  
MINIMUM TEMPERATURE (F) 67 49 1945  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 6:40 AM CDT SUNSET 8:21 PM CDT  
MAY 18 2025...........SUNRISE 6:39 AM CDT SUNSET 8:22 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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