099  
CDUS44 KBRO 132127  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
427 PM CDT FRI MAR 13 2026  
   
...............................  
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR MARCH 13 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 85 259 PM 102 1954 80 5 93  
MINIMUM 46 710 AM 20 2007 59 -13 60  
AVERAGE 66 70 -4 77  
 
PRECIPITATION (IN)  
TODAY 0.00 0.18 1960 0.03 -0.03 0.00  
MONTH TO DATE 0.16 0.44 -0.28 0.00  
SINCE MAR 1 0.16 0.44 -0.28 0.00  
SINCE JAN 1 0.25 2.22 -1.97 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 0 1 -1 0  
MONTH TO DATE 2 25 -23 5  
SINCE MAR 1 2 25 -23 5  
SINCE JUL 1 357 549 -192 500  
 
COOLING  
TODAY 1 6 -5 12  
MONTH TO DATE 162 71 91 81  
SINCE MAR 1 162 71 91 81  
SINCE JAN 1 405 231 174 275    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 5.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 25  
AVERAGE 59  
   
......................................................  
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 2025  
MINIMUM TEMPERATURE (F) 59 29 1923  
 
SUNRISE AND SUNSET  
MARCH 13 2026.........SUNRISE 742 AM CDT SUNSET 739 PM CDT  
MARCH 14 2026.........SUNRISE 741 AM CDT SUNSET 739 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab TX Page
Main Text Page