876  
CDHW40 PHFO 181245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST FRI SEP 18 2026  
   
...............................
 
 
   
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 17 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 305 PM 92 1967 88 1 88  
1987  
1995  
MINIMUM 79 549 AM 70 1954 75 4 78  
1971  
1974  
AVERAGE 84 82 2 83  
 
PRECIPITATION (IN)  
YESTERDAY T 1.35 1963 0.03 -0.03 T  
MONTH TO DATE 0.32 0.54 -0.22 0.58  
SINCE SEP 1 0.32 0.54 -0.22 0.58  
SINCE JAN 1 22.35 10.13 12.22 9.46  
 
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 19 17 2 18  
MONTH TO DATE 301 289 12 301  
SINCE SEP 1 301 289 12 301  
SINCE JAN 1 3511 3366 145 3786    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 9.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 400 AM  
LOWEST 57 300 PM  
AVERAGE 73  
   
......................................................
 
 
THE HONOLULU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1985  
1995  
MINIMUM TEMPERATURE (F) 75 68 1979  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2026.....SUNRISE 620 AM HST SUNSET 632 PM HST  
SEPTEMBER 19 2026.....SUNRISE 620 AM HST SUNSET 631 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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