268  
CDHW40 PHFO 171245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST TUE SEP 17 2024  
   
...............................  
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR SEPTEMBER 16 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 159 PM 93 1985 88 2 91  
MINIMUM 79 642 AM 67 1957 75 4 76  
AVERAGE 85 82 3 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 1992 0.03 -0.03 T  
MONTH TO DATE 0.01 0.51 -0.50 0.05  
SINCE SEP 1 0.01 0.51 -0.50 0.05  
SINCE JAN 1 9.72 10.10 -0.38 9.83  
 
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 20 17 3 19  
MONTH TO DATE 282 272 10 283  
SINCE SEP 1 282 272 10 283  
SINCE JAN 1 3389 3349 40 3582    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 14.1  
 
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 79 300 AM  
LOWEST 50 100 PM  
AVERAGE 65  
   
......................................................  
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1967  
1987  
1995  
MINIMUM TEMPERATURE (F) 75 70 1954  
1971  
1974  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2024.....SUNRISE 619 AM HST SUNSET 632 PM HST  
SEPTEMBER 18 2024.....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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