700  
CDHW40 PHFO 041245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST THU SEP 04 2025  
   
...............................  
 
   
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 3 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 90 202 PM 93 2005 89 1 90  
2019  
MINIMUM 76 632 AM 69 1993 75 1 78  
AVERAGE 83 82 1 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.85 2015 0.04 -0.04 T  
MONTH TO DATE 0.00 0.11 -0.11 T  
SINCE SEP 1 0.00 0.11 -0.11 T  
SINCE JAN 1 8.88 9.70 -0.82 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 19  
MONTH TO DATE 53 51 2 59  
SINCE SEP 1 53 51 2 59  
SINCE JAN 1 3538 3128 410 3166    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 400 AM  
LOWEST 38 200 PM  
AVERAGE 54  
   
......................................................  
 
THE HONOLULU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 94 1986  
MINIMUM TEMPERATURE (F) 75 69 1955  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2025.....SUNRISE 1013 AM HDT SUNSET 1041 PM HDT  
SEPTEMBER 5 2025.....SUNRISE 1013 AM HDT SUNSET 1040 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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