734  
CDUS44 KBRO 182127  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
427 PM CDT SUN MAY 18 2025  
   
...............................  
 
   
..THE HARLINGEN CLIMATE SUMMARY FOR MAY 18 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1912 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 94 220 PM 100 1930 92 2 94  
MINIMUM 77 637 AM 50 1945 72 5 73  
AVERAGE 86 82 4 84  
 
PRECIPITATION (IN)  
TODAY 0.00 2.70 1999 0.09 -0.09 0.00  
MONTH TO DATE 1.41 1.27 0.14 0.89  
SINCE MAR 1 17.67 4.04 13.63 3.09  
SINCE JAN 1 18.86 5.82 13.04 5.80  
 
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 13  
SINCE JUL 1 511 571 -60 463  
 
COOLING  
TODAY 21 17 4 19  
MONTH TO DATE 295 272 23 348  
SINCE MAR 1 880 805 75 942  
SINCE JAN 1 1074 965 109 1082    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 17.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94  
LOWEST 51  
AVERAGE 73  
   
......................................................  
 
THE HARLINGEN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 100 1946  
MINIMUM TEMPERATURE (F) 72 53 1934  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 643 AM CDT SUNSET 812 PM CDT  
MAY 19 2025...........SUNRISE 642 AM CDT SUNSET 813 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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