739  
CDUS44 KBRO 210626  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
126 AM CDT THU MAY 21 2026  
   
...............................  
 
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR MAY 20 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 91 436 PM 101 2011 92 -1 94  
MINIMUM 67 634 AM 55 1912 72 -5 79  
AVERAGE 79 82 -3 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.39 1.13 1976 0.09 0.30 0.00  
MONTH TO DATE 1.17 1.46 -0.29 1.41  
SINCE MAR 1 4.27 4.23 0.04 17.67  
SINCE JAN 1 4.36 6.01 -1.65 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 14 17 -3 22  
MONTH TO DATE 292 306 -14 340  
SINCE MAR 1 982 839 143 925  
SINCE JAN 1 1225 999 226 1119    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 13.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 58  
AVERAGE 78  
   
......................................................  
 
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 101 1955  
MINIMUM TEMPERATURE (F) 72 56 1925  
 
SUNRISE AND SUNSET  
MAY 21 2026...........SUNRISE 641 AM CDT SUNSET 813 PM CDT  
MAY 22 2026...........SUNRISE 641 AM CDT SUNSET 814 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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