012  
CDHW43 PHFO 010245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST THU JUL 31 2025  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR JULY 31 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 84 111 PM 88 2015 83 1 84  
MINIMUM 71 808 AM 64 1999 70 1 68  
AVERAGE 78 77 1 76  
 
PRECIPITATION (IN)  
TODAY 0.13 4.19 1982 0.33 -0.20 T  
MONTH TO DATE 3.71 9.24 -5.53 4.84  
SINCE JUN 1 9.09 16.54 -7.45 8.72  
SINCE JAN 1 33.82 63.69 -29.87 56.66  
 
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 11  
MONTH TO DATE 377 352 25 397  
SINCE JUN 1 728 660 68 743  
SINCE JAN 1 2111 1750 361 1932    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 300 PM  
LOWEST 60 1200 PM  
AVERAGE 77  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 87 1993  
2007  
2016  
MINIMUM TEMPERATURE (F) 70 63 1950  
1955  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 556 AM HST SUNSET 657 PM HST  
AUGUST 1 2025........SUNRISE 556 AM HST SUNSET 657 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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