314  
CDHW40 PHFO 181245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST FRI JUL 18 2025  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR JULY 17 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 88 1206 PM 91 1995 88 0 87  
2019  
MINIMUM 76 903 PM 67 1981 75 1 75  
AVERAGE 82 82 0 81  
 
PRECIPITATION (IN)  
YESTERDAY T 0.28 1946 0.02 -0.02 T  
1999  
MONTH TO DATE 0.03 0.28 -0.25 0.01  
SINCE JUN 1 0.10 0.78 -0.68 0.07  
SINCE JAN 1 8.83 8.51 0.32 9.55  
 
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 17 0 16  
MONTH TO DATE 284 275 9 277  
SINCE JUN 1 770 735 35 746  
SINCE JAN 1 2679 2304 375 2336    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 900 PM  
LOWEST 50 1200 PM  
AVERAGE 68  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 91 1985  
1987  
2020  
MINIMUM TEMPERATURE (F) 75 69 1981  
 
SUNRISE AND SUNSET  
JULY 18 2025..........SUNRISE 600 AM HST SUNSET 716 PM HST  
JULY 19 2025..........SUNRISE 600 AM HST SUNSET 716 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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