986  
CDUS44 KBRO 030630  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
130 AM CDT THU SEP 03 2026  
   
...............................
 
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 2 2026...  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 104R 235 PM 104 1928 95 9 99  
1937  
MINIMUM 77 633 AM 63 1915 74 3 76  
AVERAGE 91 84 7 88  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.61 1968 0.17 -0.17 T  
MONTH TO DATE 0.00 0.33 -0.33 T  
SINCE SEP 1 0.00 0.33 -0.33 T  
SINCE JAN 1 14.40 13.32 1.08 29.24  
 
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 26 19 7 23  
MONTH TO DATE 50 39 11 44  
SINCE SEP 1 50 39 11 44  
SINCE JAN 1 3464 3129 335 3242    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 12.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 35  
AVERAGE 64  
   
......................................................
 
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 106 2011  
MINIMUM TEMPERATURE (F) 74 60 1915  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2026.....SUNRISE 711 AM CDT SUNSET 748 PM CDT  
SEPTEMBER 4 2026.....SUNRISE 712 AM CDT SUNSET 747 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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