515  
CDHW42 PHFO 211245  
CLIOGG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST THU AUG 21 2025  
   
...............................
 
 
   
..THE KAHULUI HI CLIMATE SUMMARY FOR AUGUST 20 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1954 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 1255 PM 94 2015 90 0 87  
MINIMUM 74 626 AM 64 1983 72 2 72  
AVERAGE 82 81 1 80  
 
PRECIPITATION (IN)  
YESTERDAY T 0.27 1989 0.01 -0.01 0.00  
MONTH TO DATE 0.01 0.34 -0.33 0.03  
SINCE JUN 1 0.18 1.04 -0.86 0.35  
SINCE JAN 1 6.57 10.13 -3.56 9.20  
 
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 17 16 1 15  
MONTH TO DATE 323 320 3 259  
SINCE JUN 1 1239 1229 10 1077  
SINCE JAN 1 2688 2668 20 2401    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 17.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 600 AM  
LOWEST 38 100 PM  
AVERAGE 62  
   
......................................................
 
 
THE KAHULUI HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 94 2015  
MINIMUM TEMPERATURE (F) 72 61 2005  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 607 AM HST SUNSET 650 PM HST  
AUGUST 22 2025........SUNRISE 607 AM HST SUNSET 650 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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