419  
CDUS44 KBRO 012123  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
423 PM CDT MON SEP 01 2025  
   
...............................  
 
   
..THE HARLINGEN CLIMATE SUMMARY FOR SEPTEMBER 1 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 98 236 PM 103 1928 95 3 98  
1952  
MINIMUM 74 516 AM 67 1919 74 0 75  
AVERAGE 86 85 1 87  
 
PRECIPITATION (IN)  
TODAY 0.00 5.94 1975 0.16 -0.16 0.00  
MONTH TO DATE 0.00 0.16 -0.16 0.00  
SINCE SEP 1 0.00 0.16 -0.16 0.00  
SINCE JAN 1 29.24 13.15 16.09 18.68  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 21 20 1 22  
MONTH TO DATE 21 20 1 22  
SINCE SEP 1 21 20 1 22  
SINCE JAN 1 3219 3110 109 3302    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 5.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 46  
AVERAGE 73  
   
......................................................  
 
THE HARLINGEN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 104 1928  
1937  
MINIMUM TEMPERATURE (F) 74 63 1915  
 
SUNRISE AND SUNSET  
SEPTEMBER 1 2025.....SUNRISE 711 AM CDT SUNSET 750 PM CDT  
SEPTEMBER 2 2025.....SUNRISE 711 AM CDT SUNSET 749 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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