413  
CDHW40 PHFO 141245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SUN SEP 14 2025  
   
...............................  
 
   
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 13 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 90 209 PM 92 1997 89 1 90  
MINIMUM 78 628 AM 68 1973 75 3 78  
1985  
AVERAGE 84 82 2 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.09 2016 0.03 -0.03 T  
MONTH TO DATE 0.57 0.43 0.14 T  
SINCE SEP 1 0.57 0.43 0.14 T  
SINCE JAN 1 9.45 10.02 -0.57 9.71  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 17 2 19  
MONTH TO DATE 228 221 7 226  
SINCE SEP 1 228 221 7 226  
SINCE JAN 1 3713 3298 415 3333    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 15.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 100 AM  
LOWEST 44 200 PM  
AVERAGE 58  
   
......................................................  
 
THE HONOLULU CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 93 1985  
MINIMUM TEMPERATURE (F) 75 68 1971  
1975  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2025.....SUNRISE 1015 AM HDT SUNSET 1032 PM HDT  
SEPTEMBER 15 2025.....SUNRISE 1015 AM HDT SUNSET 1031 PM HDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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