403  
CDUS44 KBRO 290632  
CLIBRO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
132 AM CDT TUE SEP 29 2026  
   
...............................  
 
...THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 28 2026...  
 
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)  
YESTERDAY  
MAXIMUM 98 1211 PM 100 2005 90 8 92  
MINIMUM 77 525 AM 55 1942 73 4 70  
AVERAGE 88 82 6 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.69 1987 0.18 -0.18 0.00  
MONTH TO DATE 0.93 5.38 -4.45 3.64  
SINCE SEP 1 0.93 5.38 -4.45 3.64  
SINCE JAN 1 9.82 19.63 -9.81 28.89  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 23 16 7 16  
MONTH TO DATE 700 520 180 576  
SINCE SEP 1 700 520 180 576  
SINCE JAN 1 4499 3788 711 4115    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 700 AM  
LOWEST 46 200 PM  
AVERAGE 67  
   
......................................................  
 
THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 98 2023  
MINIMUM TEMPERATURE (F) 73 51 1896  
1909  
 
SUNRISE AND SUNSET  
SEPTEMBER 29 2026.....SUNRISE 721 AM CDT SUNSET 718 PM CDT  
SEPTEMBER 30 2026.....SUNRISE 722 AM CDT SUNSET 717 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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