983  
CDUS44 KBRO 132127  
CLIBRO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
427 PM CDT SUN SEP 13 2026  
   
...............................  
 
...THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 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 101R 100 PM 100 1900 93 8 93  
2023  
MINIMUM 85 648 AM 61 1878 75 10 77  
AVERAGE 93 84 9 85  
 
PRECIPITATION (IN)  
TODAY 0.00 3.58 1996 0.21 -0.21 0.01  
MONTH TO DATE 0.03 2.47 -2.44 1.05  
SINCE SEP 1 0.03 2.47 -2.44 1.05  
SINCE JAN 1 8.92 16.72 -7.80 26.30  
 
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 28 19 9 20  
MONTH TO DATE 335 257 78 281  
SINCE SEP 1 335 257 78 281  
SINCE JAN 1 4134 3525 609 3820    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 13.6  
 
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 85 400 AM  
LOWEST 45 100 PM  
AVERAGE 65  
   
......................................................  
 
THE BROWNSVILLE-SPI INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 101 2023  
MINIMUM TEMPERATURE (F) 75 62 1878  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2026.....SUNRISE 715 AM CDT SUNSET 736 PM CDT  
SEPTEMBER 14 2026.....SUNRISE 715 AM CDT SUNSET 735 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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