708  
CDUS44 KBRO 222137  
CLIBRO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
437 PM CDT TUE SEP 22 2026  
   
...............................  
 
...THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 22 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 98 1219 PM 99 1920 91 7 95  
1926  
2023  
MINIMUM 81 640 AM 55 1995 74 7 78  
AVERAGE 90 82 8 87  
 
PRECIPITATION (IN)  
TODAY 0.00 11.91 1886 0.18 -0.18 0.05  
MONTH TO DATE 0.49 4.27 -3.78 3.04  
SINCE SEP 1 0.49 4.27 -3.78 3.04  
SINCE JAN 1 9.38 18.52 -9.14 28.29  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 25 17 8 22  
MONTH TO DATE 558 419 139 457  
SINCE SEP 1 558 419 139 457  
SINCE JAN 1 4357 3687 670 3996    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 700 AM  
LOWEST 43 1200 PM  
AVERAGE 64  
   
......................................................  
 
THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 102 2005  
MINIMUM TEMPERATURE (F) 74 57 1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2026.....SUNRISE 718 AM CDT SUNSET 726 PM CDT  
SEPTEMBER 23 2026.....SUNRISE 719 AM CDT SUNSET 725 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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