438  
CDHW40 PHFO 210229  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
429 PM HST MON DEC 20 2021  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR DECEMBER 20 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 82 122 PM 87 1979 82 0 85  
1995  
MINIMUM 72 605 AM 54 1962 69 3 74  
AVERAGE 77 75 2 80  
 
PRECIPITATION (IN)  
TODAY 0.00 5.37 1955 0.09 -0.09 T  
MONTH TO DATE 9.72 1.32 8.40 0.06  
SINCE DEC 1 9.72 1.32 8.40 0.06  
SINCE JAN 1 19.86 15.55 4.31 13.40  
 
SNOWFALL (IN)  
TODAY MM  
MONTH TO DATE MM  
SINCE DEC 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 DEC 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 12 10 2 15  
MONTH TO DATE 181 220 -39 264  
SINCE DEC 1 181 220 -39 264  
SINCE JAN 1 4823 4660 163 4935    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 13.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1200 AM  
LOWEST 45 100 PM  
AVERAGE 59  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 87 1995  
MINIMUM TEMPERATURE (F) 69 58 1962  
 
SUNRISE AND SUNSET  
DECEMBER 20 2021......SUNRISE 705 AM HST SUNSET 555 PM HST  
DECEMBER 21 2021......SUNRISE 705 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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