817  
CDUS44 KEWX 210657  
CLIDRT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO  
157 AM CDT THU AUG 21 2025  
   
...............................  
 
   
..THE DEL RIO CLIMATE SUMMARY FOR AUGUST 20 2025  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1906 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 101 4:14 PM 108 2024 101 0 108  
MINIMUM 71 6:53 AM 62 1940 79 -8 83  
AVERAGE 86 90 -4 96  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.12 2016 0.10 -0.10 0.00  
MONTH TO DATE 0.02 1.54 -1.52 0.07  
SINCE JUN 1 1.93 5.34 -3.41 1.42  
SINCE JAN 1 3.88 12.32 -8.44 2.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 21 25 -4 31  
MONTH TO DATE 507 514 -7 578  
SINCE JUN 1 1795 1956 -161 2123  
SINCE JAN 1 3096 3002 94 3502    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 6:00 AM  
LOWEST 27 5:00 PM  
AVERAGE 59  
   
......................................................  
 
THE DEL RIO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 101 112 2024  
MINIMUM TEMPERATURE (F) 79 65 1940  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 7:15 AM CDT SUNSET 8:17 PM CDT  
AUGUST 22 2025........SUNRISE 7:16 AM CDT SUNSET 8:16 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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