740  
CDUS44 KBRO 212129  
CLIBRO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
429 PM CDT FRI AUG 21 2026  
   
...............................  
 
...THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE SUMMARY FOR AUGUST 21 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1878 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 100 1149 AM 102 2024 96 4 94  
MINIMUM 83 630 AM 70 1901 78 5 78  
1961  
AVERAGE 92 87 5 86  
 
PRECIPITATION (IN)  
TODAY 0.00 1.35 1878 0.07 -0.07 T  
MONTH TO DATE T 1.17 -1.17 2.84  
SINCE JUN 1 3.54 6.01 -2.47 9.62  
SINCE JAN 1 8.89 13.26 -4.37 23.18  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE JUN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 27 22 5 21  
MONTH TO DATE 531 462 69 491  
SINCE JUN 1 1903 1744 159 1801  
SINCE JAN 1 3553 3047 506 3323    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 500 AM  
LOWEST 42 200 PM  
AVERAGE 65  
   
......................................................  
 
THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 96 99 1883  
2018  
2024  
MINIMUM TEMPERATURE (F) 78 68 1946  
1956  
 
SUNRISE AND SUNSET  
AUGUST 21 2026........SUNRISE 705 AM CDT SUNSET 800 PM CDT  
AUGUST 22 2026........SUNRISE 706 AM CDT SUNSET 759 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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