444  
CDHW43 PHFO 210245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST SAT DEC 20 2025  
   
...............................  
 
   
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR DECEMBER 20 2025  
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 114 PM 87 1964 79 6 83  
MINIMUM 67 646 AM 58 1972 65 2 65  
AVERAGE 76 72 4 74  
 
PRECIPITATION (IN)  
TODAY 0.00 4.46 1974 0.37 -0.37 0.00  
MONTH TO DATE 1.87 8.38 -6.51 1.92  
SINCE DEC 1 1.87 8.38 -6.51 1.92  
SINCE JAN 1 56.95 116.70 -59.75 98.42  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 11 7 4 9  
MONTH TO DATE 180 150 30 186  
SINCE DEC 1 180 150 30 186  
SINCE JAN 1 3723 3207 516 3496    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 200 AM  
LOWEST 59 1100 AM  
AVERAGE 78  
   
......................................................  
 
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 90 1964  
MINIMUM TEMPERATURE (F) 65 57 1969  
1983  
 
SUNRISE AND SUNSET  
DECEMBER 20 2025......SUNRISE 650 AM HST SUNSET 546 PM HST  
DECEMBER 21 2025......SUNRISE 650 AM HST SUNSET 547 PM HST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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