142  
CDHW43 PHFO 110245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST SAT MAY 10 2025  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR MAY 10 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 83 127 PM 85 1980 80 3 82  
2016  
2021  
MINIMUM 67 626 AM 59 1971 67 0 68  
AVERAGE 75 74 1 75  
 
PRECIPITATION (IN)  
TODAY 0.15 2.21 1960 0.23 -0.08 2.05  
MONTH TO DATE 1.22 2.46 -1.24 4.24  
SINCE MAR 1 12.10 24.54 -12.44 33.45  
SINCE JAN 1 21.44 42.62 -21.18 42.43  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 10 9 1 10  
MONTH TO DATE 108 83 25 87  
SINCE MAR 1 698 521 177 552  
SINCE JAN 1 1174 894 280 985    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 200 AM  
LOWEST 55 1200 PM  
AVERAGE 71  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 87 2004  
2013  
MINIMUM TEMPERATURE (F) 67 60 2006  
 
SUNRISE AND SUNSET  
MAY 10 2025...........SUNRISE 546 AM HST SUNSET 647 PM HST  
MAY 11 2025...........SUNRISE 546 AM HST SUNSET 647 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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