775  
CDHW43 PHFO 190245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST TUE AUG 18 2026  
   
...............................  
 
   
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR AUGUST 18 2026  
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 101 PM 88 2019 83 1 87  
MINIMUM 71 650 AM 65 1955 70 1 73  
1973  
AVERAGE 78 77 1 80  
 
PRECIPITATION (IN)  
TODAY T 2.13 2018 0.38 -0.38 0.00  
MONTH TO DATE 17.57 6.63 10.94 0.76  
SINCE JUN 1 40.24 23.17 17.07 9.89  
SINCE JAN 1 104.96 70.32 34.64 34.62  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 13 12 1 15  
MONTH TO DATE 242 216 26 233  
SINCE JUN 1 960 876 84 961  
SINCE JAN 1 2255 1966 289 2344    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 69 1100 AM  
AVERAGE 81  
   
......................................................  
 
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 89 2019  
MINIMUM TEMPERATURE (F) 70 66 1963  
1983  
 
SUNRISE AND SUNSET  
AUGUST 18 2026........SUNRISE 602 AM HST SUNSET 646 PM HST  
AUGUST 19 2026........SUNRISE 602 AM HST SUNSET 645 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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