726  
CDHW40 PHFO 150228  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
428 PM HST TUE SEP 14 2021  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR SEPTEMBER 14 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 88 228 PM 93 1985 89 -1 90  
MINIMUM 75 709 AM 68 1971 75 0 72  
1975  
AVERAGE 82 82 0 81  
 
PRECIPITATION (IN)  
TODAY T 1.16 2016 0.03 -0.03 0.00  
MONTH TO DATE 0.02 0.46 -0.44 0.05  
SINCE SEP 1 0.02 0.46 -0.44 0.05  
SINCE JAN 1 9.90 10.05 -0.15 9.93  
 
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 17 17 0 16  
MONTH TO DATE 236 238 -2 252  
SINCE SEP 1 236 238 -2 252  
SINCE JAN 1 3486 3315 171 3468    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.7  
 
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 71 100 AM  
LOWEST 45 100 PM  
AVERAGE 58  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 93 1985  
2019  
MINIMUM TEMPERATURE (F) 75 69 1957  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2021.....SUNRISE 619 AM HST SUNSET 635 PM HST  
SEPTEMBER 15 2021.....SUNRISE 619 AM HST SUNSET 634 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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