188  
CDHW40 PHFO 170245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST SAT AUG 16 2025  
   
...............................  
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR AUGUST 16 2025  
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 332 PM 92 1994 89 0 90  
2018  
2019  
MINIMUM 78 634 AM 68 1974 76 2 78  
2009  
AVERAGE 84 82 2 84  
 
PRECIPITATION (IN)  
TODAY 0.00 0.54 1965 0.03 -0.03 T  
1992  
MONTH TO DATE T 0.35 -0.35 0.02  
SINCE JUN 1 0.15 1.37 -1.22 0.10  
SINCE JAN 1 8.88 9.10 -0.22 9.58  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 19 17 2 19  
MONTH TO DATE 288 272 16 277  
SINCE JUN 1 1303 1247 56 1253  
SINCE JAN 1 3212 2816 396 2843    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 12.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 500 AM  
LOWEST 45 300 PM  
AVERAGE 59  
   
......................................................  
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 92 2018  
2019  
MINIMUM TEMPERATURE (F) 76 70 1944  
1955  
 
SUNRISE AND SUNSET  
AUGUST 16 2025........SUNRISE 611 AM HST SUNSET 701 PM HST  
AUGUST 17 2025........SUNRISE 611 AM HST SUNSET 700 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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