058  
CDHW40 PHFO 181245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SAT OCT 18 2025  
   
...............................
 
 
   
..THE HONOLULU CLIMATE SUMMARY FOR OCTOBER 17 2025
 
 
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)  
YESTERDAY  
MAXIMUM 88 154 PM 91 1983 87 1 89  
1995  
2014  
MINIMUM 75 214 AM 66 1978 74 1 75  
AVERAGE 82 80 2 82  
 
PRECIPITATION (IN)  
YESTERDAY T 0.54 1978 0.05 -0.05 0.00  
MONTH TO DATE 0.12 0.67 -0.55 0.20  
SINCE SEP 1 0.83 1.55 -0.72 0.26  
SINCE JAN 1 9.71 11.14 -1.43 9.97  
 
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 17 15 2 17  
MONTH TO DATE 276 271 5 286  
SINCE SEP 1 810 769 41 814  
SINCE JAN 1 4295 3846 449 3921    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 100 AM  
LOWEST 48 200 PM  
AVERAGE 70  
   
......................................................
 
 
THE HONOLULU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1986  
2024  
MINIMUM TEMPERATURE (F) 74 66 1971  
1999  
 
SUNRISE AND SUNSET  
OCTOBER 18 2025.......SUNRISE 1025 AM HDT SUNSET 1001 PM HDT  
OCTOBER 19 2025.......SUNRISE 1026 AM HDT SUNSET 1000 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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