018  
CDHW43 PHFO 220235  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
435 PM HST THU SEP 21 2023  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR SEPTEMBER 21 2023
 
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 1210 PM 92 1951 83 1 85  
MINIMUM 69 210 AM 62 1959 70 -1 69  
AVERAGE 77 76 1 77  
 
PRECIPITATION (IN)  
TODAY 0.01 4.61 1980 0.28 -0.27 0.07  
MONTH TO DATE 3.61 6.06 -2.45 3.54  
SINCE SEP 1 3.61 6.06 -2.45 3.54  
SINCE JAN 1 80.28 81.05 -0.77 61.96  
 
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 12 0 12  
MONTH TO DATE 262 252 10 260  
SINCE SEP 1 262 252 10 260  
SINCE JAN 1 2686 2363 323 2709    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 700 AM  
LOWEST 59 1200 PM  
AVERAGE 75  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 90 2019  
MINIMUM TEMPERATURE (F) 70 65 1953  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2023.....SUNRISE 609 AM HST SUNSET 617 PM HST  
SEPTEMBER 22 2023.....SUNRISE 609 AM HST SUNSET 616 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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