781  
CDUS44 KBRO 312237  
CLIHRL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BROWNSVILLE, TX  
437 PM CST THU DEC 31 2020  
   
...............................
 
 
   
..THE HARLINGEN CLIMATE SUMMARY FOR DECEMBER 31 2020
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1912 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 131 AM 89 1921 70 2 67  
2010  
MINIMUM 48 1144 AM 24 1983 48 0 58  
AVERAGE 60 59 1 63  
 
PRECIPITATION (IN)  
TODAY 0.15 1.22 1991 0.01 0.14 0.00  
MONTH TO DATE 0.83 1.26 -0.43 0.58  
SINCE DEC 1 0.83 1.26 -0.43 0.58  
SINCE JAN 1 27.33 25.18 2.15 23.93  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE DEC 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 5 7 -2 2  
MONTH TO DATE 148 191 -43 121  
SINCE DEC 1 148 191 -43 121  
SINCE JUL 1 170 248 -78 227  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 77 58 19 67  
SINCE DEC 1 77 58 19 67  
SINCE JAN 1 4552 3992 560 4420    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 19.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 58  
AVERAGE 78  
   
......................................................
 
 
THE HARLINGEN CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 89 1986  
MINIMUM TEMPERATURE (F) 49 28 1928  
 
SUNRISE AND SUNSET  
DECEMBER 31 2020......SUNRISE 718 AM CST SUNSET 550 PM CST  
JANUARY 1 2021.......SUNRISE 718 AM CST SUNSET 551 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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