771  
CDHW40 PHFO 191245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SUN DEC 19 2021  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR DECEMBER 18 2021
 
 
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)  
YESTERDAY  
MAXIMUM 83 234 PM 88 1995 82 1 85  
MINIMUM 68 710 AM 57 1954 69 -1 74  
1988  
1989  
AVERAGE 76 75 1 80  
 
PRECIPITATION (IN)  
YESTERDAY T 3.77 1967 0.07 -0.07 T  
MONTH TO DATE 9.68 1.15 8.53 0.04  
SINCE DEC 1 9.68 1.15 8.53 0.04  
SINCE JAN 1 19.82 15.38 4.44 13.38  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE DEC 1 MM  
SINCE JUL 1 MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 11 10 1 15  
MONTH TO DATE 158 200 -42 235  
SINCE DEC 1 158 200 -42 235  
SINCE JAN 1 4800 4640 160 4906    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 10.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 700 AM  
LOWEST 53 200 PM  
AVERAGE 72  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 88 1995  
MINIMUM TEMPERATURE (F) 69 58 1972  
 
SUNRISE AND SUNSET  
DECEMBER 19 2021......SUNRISE 704 AM HST SUNSET 554 PM HST  
DECEMBER 20 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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