937  
CDUS44 KBRO 302141  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
441 PM CDT TUE SEP 30 2025  
   
...............................  
 
   
..THE HARLINGEN CLIMATE SUMMARY FOR SEPTEMBER 30 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 91 218 PM 98 1915 90 1 93  
1953  
1966  
MINIMUM 67 656 AM 52 1924 70 -3 67  
AVERAGE 79 80 -1 80  
 
PRECIPITATION (IN)  
TODAY 0.00 3.05 1946 0.12 -0.12 0.00  
MONTH TO DATE 3.21 5.31 -2.10 8.10  
SINCE SEP 1 3.21 5.31 -2.10 8.10  
SINCE JAN 1 32.45 18.30 14.15 26.78  
 
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 14 15 -1 15  
MONTH TO DATE 564 520 44 535  
SINCE SEP 1 564 520 44 535  
SINCE JAN 1 3762 3610 152 3815    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 47  
AVERAGE 72  
   
......................................................  
 
THE HARLINGEN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 98 1959  
1962  
MINIMUM TEMPERATURE (F) 70 50 1920  
1924  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 723 AM CDT SUNSET 718 PM CDT  
OCTOBER 1 2025.......SUNRISE 723 AM CDT SUNSET 717 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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