551  
CDUS44 KBRO 102134  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
434 PM CDT SUN MAY 10 2026  
   
...............................  
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR MAY 10 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 91 253 PM 102 2006 90 1 87  
MINIMUM 71 308 AM 53 1961 70 1 63  
AVERAGE 81 80 1 75  
 
PRECIPITATION (IN)  
TODAY 0.00 5.00 1940 0.07 -0.07 0.00  
MONTH TO DATE 0.75 0.62 0.13 1.41  
SINCE MAR 1 3.85 3.39 0.46 17.67  
SINCE JAN 1 3.94 5.17 -1.23 18.86  
 
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 0 0 0 0  
SINCE MAR 1 16 47 -31 16  
SINCE JUL 1 371 571 -200 511  
 
COOLING  
TODAY 16 15 1 10  
MONTH TO DATE 128 144 -16 145  
SINCE MAR 1 818 677 141 730  
SINCE JAN 1 1061 837 224 924    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 61  
AVERAGE 81  
   
......................................................  
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 98 1912  
MINIMUM TEMPERATURE (F) 70 55 1961  
 
SUNRISE AND SUNSET  
MAY 10 2026...........SUNRISE 647 AM CDT SUNSET 807 PM CDT  
MAY 11 2026...........SUNRISE 646 AM CDT SUNSET 808 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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