099  
CDHW43 PHFO 101245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST WED DEC 10 2025  
   
...............................  
 
   
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR DECEMBER 9 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 81 203 PM 88 1977 79 2 82  
MINIMUM 65 657 AM 58 1960 66 -1 65  
AVERAGE 73 72 1 74  
 
PRECIPITATION (IN)  
YESTERDAY T 8.65 1954 0.44 -0.44 0.10  
MONTH TO DATE 1.72 3.91 -2.19 0.24  
SINCE DEC 1 1.72 3.91 -2.19 0.24  
SINCE JAN 1 56.80 112.23 -55.43 96.74  
 
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 8 8 0 9  
MONTH TO DATE 73 72 1 83  
SINCE DEC 1 73 72 1 83  
SINCE JAN 1 3616 3129 487 3393    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 900 PM  
LOWEST 62 1100 AM  
AVERAGE 78  
   
......................................................  
 
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 85 1962  
1977  
2020  
MINIMUM TEMPERATURE (F) 66 60 1973  
1982  
1989  
 
SUNRISE AND SUNSET  
DECEMBER 10 2025......SUNRISE 644 AM HST SUNSET 542 PM HST  
DECEMBER 11 2025......SUNRISE 645 AM HST SUNSET 543 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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