176  
CDUS44 KBRO 312127  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
427 PM CDT TUE MAR 31 2026  
   
...............................
 
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR MARCH 31 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 90 147 PM 101 1989 84 6 85  
MINIMUM 64 525 AM 35 1937 62 2 74  
AVERAGE 77 73 4 80  
 
PRECIPITATION (IN)  
TODAY 0.00 1.76 2019 0.04 -0.04 0.00  
MONTH TO DATE 0.16 1.31 -1.15 15.37  
SINCE MAR 1 0.16 1.31 -1.15 15.37  
SINCE JAN 1 0.25 3.09 -2.84 16.56  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 14 39 -25 12  
SINCE MAR 1 14 39 -25 12  
SINCE JUL 1 369 563 -194 507  
 
COOLING  
TODAY 12 9 3 15  
MONTH TO DATE 313 201 112 228  
SINCE MAR 1 313 201 112 228  
SINCE JAN 1 556 361 195 422    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 13.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 50  
AVERAGE 75  
   
......................................................
 
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 1939  
MINIMUM TEMPERATURE (F) 63 37 1987  
 
SUNRISE AND SUNSET  
MARCH 31 2026.........SUNRISE 723 AM CDT SUNSET 747 PM CDT  
APRIL 1 2026.........SUNRISE 722 AM CDT SUNSET 748 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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