590  
CDHW40 PHFO 260229  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
429 PM HST MON SEP 25 2023  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR SEPTEMBER 25 2023
 
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 123 PM 93 1966 88 1 86  
1991  
MINIMUM 75 458 AM 69 1955 75 0 74  
1971  
AVERAGE 82 81 1 80  
 
PRECIPITATION (IN)  
TODAY T 1.11 2019 0.03 -0.03 0.15  
MONTH TO DATE 0.10 0.75 -0.65 0.43  
SINCE SEP 1 0.10 0.75 -0.65 0.43  
SINCE JAN 1 9.88 10.34 -0.46 8.97  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE SEP 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 17 16 1 15  
MONTH TO DATE 443 417 26 430  
SINCE SEP 1 443 417 26 430  
SINCE JAN 1 3742 3494 248 3639    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 500 AM  
LOWEST 47 200 PM  
AVERAGE 63  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 92 1995  
MINIMUM TEMPERATURE (F) 75 70 1961  
1970  
1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2023.....SUNRISE 621 AM HST SUNSET 625 PM HST  
SEPTEMBER 26 2023.....SUNRISE 622 AM HST SUNSET 624 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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