488  
CDHW43 PHFO 191245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SUN OCT 19 2025  
   
...............................
 
 
   
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR OCTOBER 18 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 82 250 PM 90 1962 82 0 85  
MINIMUM 71 1159 PM 63 1971 69 2 67  
1976  
1980  
AVERAGE 77 76 1 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.87 2.08 1990 0.32 0.55 0.04  
MONTH TO DATE 2.67 5.58 -2.91 2.08  
SINCE SEP 1 5.43 14.28 -8.85 8.83  
SINCE JAN 1 40.81 89.27 -48.46 77.05  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 12 11 1 11  
MONTH TO DATE 229 198 31 214  
SINCE SEP 1 608 544 64 580  
SINCE JAN 1 3109 2655 454 2880    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 500 AM  
LOWEST 69 200 PM  
AVERAGE 83  
   
......................................................
 
 
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 91 1961  
MINIMUM TEMPERATURE (F) 69 62 1999  
 
SUNRISE AND SUNSET  
OCTOBER 19 2025.......SUNRISE 1036 AM HDT SUNSET 1013 PM HDT  
OCTOBER 20 2025.......SUNRISE 1036 AM HDT SUNSET 1012 PM HDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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