011  
CDHW40 PHFO 010245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST THU JUL 31 2025  
   
...............................  
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR JULY 31 2025  
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 88 313 PM 92 1997 89 -1 87  
2003  
MINIMUM 78 632 AM 69 1963 76 2 73  
AVERAGE 83 82 1 80  
 
PRECIPITATION (IN)  
TODAY 0.00 0.35 2016 0.02 -0.02 0.00  
MONTH TO DATE 0.08 0.52 -0.44 0.02  
SINCE JUN 1 0.15 1.02 -0.87 0.08  
SINCE JAN 1 8.88 8.75 0.13 9.56  
 
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 18 17 1 15  
MONTH TO DATE 529 515 14 507  
SINCE JUN 1 1015 975 40 976  
SINCE JAN 1 2924 2544 380 2566    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 16.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 1200 AM  
LOWEST 50 1100 AM  
AVERAGE 60  
   
......................................................  
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 91 1995  
2003  
2019  
MINIMUM TEMPERATURE (F) 76 70 1972  
1976  
1980  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 605 AM HST SUNSET 711 PM HST  
AUGUST 1 2025........SUNRISE 605 AM HST SUNSET 710 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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