123  
CDHW43 PHFO 151245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST MON DEC 15 2025  
   
...............................  
 
   
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR DECEMBER 14 2025  
 
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)  
YESTERDAY  
MAXIMUM 87 153 PM 93 1980 79 8 81  
MINIMUM 64 552 AM 61 1952 66 -2 68  
1953  
1989  
AVERAGE 76 72 4 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 7.24 1954 0.43 -0.43 0.02  
MONTH TO DATE 1.72 6.08 -4.36 1.72  
SINCE DEC 1 1.72 6.08 -4.36 1.72  
SINCE JAN 1 56.80 114.40 -57.60 98.22  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 11 7 4 10  
MONTH TO DATE 114 108 6 131  
SINCE DEC 1 114 108 6 131  
SINCE JAN 1 3657 3165 492 3441    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 800 PM  
LOWEST 53 200 PM  
AVERAGE 70  
   
......................................................  
 
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 86 1979  
1992  
MINIMUM TEMPERATURE (F) 66 58 1989  
 
SUNRISE AND SUNSET  
DECEMBER 15 2025......SUNRISE 647 AM HST SUNSET 544 PM HST  
DECEMBER 16 2025......SUNRISE 648 AM HST SUNSET 545 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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