785  
CDHW40 PHFO 010242  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
442 PM HST SUN OCT 31 2021  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR OCTOBER 31 2021
 
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 129 PM 89 1977 86 -2 87  
1991  
2013  
MINIMUM 69 650 AM 64 1975 73 -4 71  
AVERAGE 77 79 -2 79  
 
PRECIPITATION (IN)  
TODAY 0.00 2.64 1978 0.06 -0.06 0.00  
MONTH TO DATE 0.05 1.51 -1.46 3.20  
SINCE SEP 1 0.17 2.39 -2.22 3.30  
SINCE JAN 1 10.05 11.98 -1.93 13.18  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE SEP 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 12 14 -2 14  
MONTH TO DATE 481 477 4 473  
SINCE SEP 1 988 975 13 1003  
SINCE JAN 1 4238 4052 186 4219    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 600 AM  
LOWEST 56 1100 AM  
AVERAGE 69  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 91 1995  
MINIMUM TEMPERATURE (F) 73 64 1962  
 
SUNRISE AND SUNSET  
OCTOBER 31 2021.......SUNRISE 634 AM HST SUNSET 556 PM HST  
NOVEMBER 1 2021......SUNRISE 635 AM HST SUNSET 555 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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