711  
CDHW40 PHFO 180245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST SAT MAY 17 2025  
   
...............................  
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR MAY 17 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 87 226 PM 89 1988 85 2 82  
2019  
MINIMUM 73 559 AM 65 2006 72 1 71  
AVERAGE 80 78 2 77  
 
PRECIPITATION (IN)  
TODAY 0.00 1.25 2024 0.03 -0.03 1.25  
MONTH TO DATE 0.30 0.47 -0.17 4.79  
SINCE MAR 1 2.43 3.60 -1.17 6.43  
SINCE JAN 1 8.45 7.38 1.07 9.37  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 15 13 2 12  
MONTH TO DATE 272 215 57 204  
SINCE MAR 1 1092 862 230 874  
SINCE JAN 1 1702 1376 326 1395    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 300 AM  
LOWEST 50 100 PM  
AVERAGE 65  
   
......................................................  
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 90 1988  
2008  
MINIMUM TEMPERATURE (F) 72 64 1985  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 553 AM HST SUNSET 704 PM HST  
MAY 18 2025...........SUNRISE 552 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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