146  
CDHW40 PHFO 191245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST THU OCT 19 2023  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR OCTOBER 18 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 253 PM 91 1986 87 1 86  
MINIMUM 71 527 AM 66 1971 74 -3 70  
1999  
AVERAGE 80 80 0 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.68 1973 0.04 -0.04 0.00  
MONTH TO DATE 0.08 0.71 -0.63 0.05  
SINCE SEP 1 0.18 1.59 -1.41 0.48  
SINCE JAN 1 9.96 11.18 -1.22 9.02  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
SNOW DEPTH MM  
 
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 15 15 0 13  
MONTH TO DATE 278 286 -8 289  
SINCE SEP 1 809 784 25 806  
SINCE JAN 1 4108 3861 247 4015    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 400 AM  
LOWEST 50 100 PM  
AVERAGE 69  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 91 1990  
1996  
2015  
MINIMUM TEMPERATURE (F) 74 66 1955  
1971  
 
SUNRISE AND SUNSET  
OCTOBER 19 2023.......SUNRISE 629 AM HST SUNSET 604 PM HST  
OCTOBER 20 2023.......SUNRISE 629 AM HST SUNSET 603 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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