351  
CDHW40 PHFO 251245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST THU SEP 25 2025  
   
...............................  
 
   
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 24 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 90 110 PM 93 1966 88 2 90  
MINIMUM 74 651 AM 68 1955 75 -1 78  
AVERAGE 82 81 1 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.68 1983 0.02 -0.01 0.00  
MONTH TO DATE 0.60 0.72 -0.12 0.02  
SINCE SEP 1 0.60 0.72 -0.12 0.02  
SINCE JAN 1 9.48 10.31 -0.83 9.73  
 
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 17 16 1 19  
MONTH TO DATE 429 401 28 427  
SINCE SEP 1 429 401 28 427  
SINCE JAN 1 3914 3478 436 3534    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 800 AM  
LOWEST 42 200 PM  
AVERAGE 62  
   
......................................................  
 
THE HONOLULU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 93 1966  
1991  
MINIMUM TEMPERATURE (F) 75 69 1945  
1955  
1971  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2025.....SUNRISE 1018 AM HDT SUNSET 1021 PM HDT  
SEPTEMBER 26 2025.....SUNRISE 1018 AM HDT SUNSET 1020 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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