474  
CDUS44 KBRO 092126  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
426 PM CDT WED SEP 09 2026  
   
...............................
 
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 101 1223 PM 102 2023 93 8 93  
MINIMUM 75 609 AM 63 1974 74 1 73  
AVERAGE 88 83 5 83  
 
PRECIPITATION (IN)  
TODAY 0.00 3.91 1998 0.20 -0.20 0.09  
MONTH TO DATE T 1.64 -1.64 0.68  
SINCE SEP 1 T 1.64 -1.64 0.68  
SINCE JAN 1 14.40 14.63 -0.23 29.92  
 
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 23 18 5 18  
MONTH TO DATE 220 170 50 188  
SINCE SEP 1 220 170 50 188  
SINCE JAN 1 3634 3260 374 3386    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 8.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 43  
AVERAGE 69  
   
......................................................
 
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 102 2023  
MINIMUM TEMPERATURE (F) 73 63 1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2026.....SUNRISE 714 AM CDT SUNSET 741 PM CDT  
SEPTEMBER 10 2026.....SUNRISE 714 AM CDT SUNSET 740 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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