167  
CDUS44 KBRO 172121  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
421 PM CDT TUE MAR 17 2026  
   
...............................
 
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR MARCH 17 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 70 249 PM 96 1991 81 -11 86  
MINIMUM 43 705 AM 34 1923 60 -17 48  
AVERAGE 57 70 -13 67  
 
PRECIPITATION (IN)  
TODAY 0.00 2.32 1988 0.05 -0.05 0.00  
MONTH TO DATE 0.16 0.63 -0.47 0.00  
SINCE MAR 1 0.16 0.63 -0.47 0.00  
SINCE JAN 1 0.25 2.41 -2.16 1.19  
 
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 8 1 7 0  
MONTH TO DATE 12 29 -17 5  
SINCE MAR 1 12 29 -17 5  
SINCE JUL 1 367 553 -186 500  
 
COOLING  
TODAY 0 6 -6 2  
MONTH TO DATE 189 95 94 114  
SINCE MAR 1 189 95 94 114  
SINCE JAN 1 432 255 177 308    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 8.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53  
LOWEST 32  
AVERAGE 43  
   
......................................................
 
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 2013  
MINIMUM TEMPERATURE (F) 60 35 1928  
 
SUNRISE AND SUNSET  
MARCH 17 2026.........SUNRISE 738 AM CDT SUNSET 741 PM CDT  
MARCH 18 2026.........SUNRISE 737 AM CDT SUNSET 741 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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