539  
CDUS44 KBRO 130626  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
126 AM CDT WED MAY 13 2026  
   
...............................
 
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR MAY 12 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 89 215 PM 105 1974 91 -2 95  
MINIMUM 65 609 AM 50 1952 70 -5 62  
AVERAGE 77 80 -3 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 1975 0.08 -0.08 0.00  
MONTH TO DATE 0.77 0.77 0.00 1.41  
SINCE MAR 1 3.87 3.54 0.33 17.67  
SINCE JAN 1 3.96 5.32 -1.36 18.86  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 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 MAR 1 16 47 -31 16  
SINCE JUL 1 371 571 -200 511  
 
COOLING  
YESTERDAY 12 16 -4 14  
MONTH TO DATE 154 175 -21 169  
SINCE MAR 1 844 708 136 754  
SINCE JAN 1 1087 868 219 948    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 7.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 45  
AVERAGE 71  
   
......................................................
 
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 103 1945  
MINIMUM TEMPERATURE (F) 71 56 1915  
 
SUNRISE AND SUNSET  
MAY 13 2026...........SUNRISE 645 AM CDT SUNSET 809 PM CDT  
MAY 14 2026...........SUNRISE 645 AM CDT SUNSET 810 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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