931  
CDHW40 PHFO 051245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST FRI SEP 05 2025  
   
...............................
 
 
   
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 4 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 90 138 PM 94 1986 89 1 90  
MINIMUM 76 648 AM 69 1955 75 1 76  
AVERAGE 83 82 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 1947 0.03 -0.03 0.00  
MONTH TO DATE 0.00 0.14 -0.14 T  
SINCE SEP 1 0.00 0.14 -0.14 T  
SINCE JAN 1 8.88 9.73 -0.85 9.71  
 
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 17 1 18  
MONTH TO DATE 71 68 3 77  
SINCE SEP 1 71 68 3 77  
SINCE JAN 1 3556 3145 411 3184    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 10.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 900 PM  
LOWEST 42 100 PM  
AVERAGE 55  
   
......................................................
 
 
THE HONOLULU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1987  
MINIMUM TEMPERATURE (F) 75 69 1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2025.....SUNRISE 1013 AM HDT SUNSET 1040 PM HDT  
SEPTEMBER 6 2025.....SUNRISE 1013 AM HDT SUNSET 1039 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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