891  
CDHW40 PHFO 101245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SUN AUG 10 2025  
   
...............................  
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR AUGUST 9 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 89 1214 PM 93 1987 89 0 89  
MINIMUM 77 625 AM 67 1984 76 1 76  
AVERAGE 83 82 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.18 1967 0.02 -0.02 0.00  
MONTH TO DATE T 0.17 -0.17 T  
SINCE JUN 1 0.15 1.19 -1.04 0.08  
SINCE JAN 1 8.88 8.92 -0.04 9.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 17 1 18  
MONTH TO DATE 163 153 10 152  
SINCE JUN 1 1178 1128 50 1128  
SINCE JAN 1 3087 2697 390 2718    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 11.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 1200 AM  
LOWEST 48 100 PM  
AVERAGE 59  
   
......................................................  
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 1970  
1987  
1994  
MINIMUM TEMPERATURE (F) 76 69 1957  
 
SUNRISE AND SUNSET  
AUGUST 10 2025........SUNRISE 609 AM HST SUNSET 705 PM HST  
AUGUST 11 2025........SUNRISE 609 AM HST SUNSET 704 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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