663  
CDHW40 PHFO 221245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST FRI SEP 22 2023  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR SEPTEMBER 21 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 1158 AM 92 1990 88 2 90  
1995  
MINIMUM 76 722 AM 67 1975 75 1 76  
AVERAGE 83 82 1 83  
 
PRECIPITATION (IN)  
YESTERDAY T 0.57 1969 0.02 -0.02 0.00  
MONTH TO DATE 0.05 0.64 -0.59 0.27  
SINCE SEP 1 0.05 0.64 -0.59 0.27  
SINCE JAN 1 9.83 10.23 -0.40 8.81  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
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 18 16 2 18  
MONTH TO DATE 373 353 20 364  
SINCE SEP 1 373 353 20 364  
SINCE JAN 1 3672 3430 242 3573    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 14.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 77 800 AM  
LOWEST 50 300 PM  
AVERAGE 64  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 93 1995  
MINIMUM TEMPERATURE (F) 75 64 2019  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2023.....SUNRISE 621 AM HST SUNSET 628 PM HST  
SEPTEMBER 23 2023.....SUNRISE 621 AM HST SUNSET 627 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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