321  
CDHW43 PHFO 011645  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SUN OCT 01 2023  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR SEPTEMBER 30 2023
 
 
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)  
YESTERDAY  
MAXIMUM 86 152 PM 88 1976 83 3 84  
2018  
2020  
MINIMUM 72 637 AM 61 1970 70 2 70  
AVERAGE 79 76 3 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 2.34 1987 0.28 -0.18 0.06  
MONTH TO DATE 5.67 8.70 -3.03 4.65  
SINCE SEP 1 5.67 8.70 -3.03 4.65  
SINCE JAN 1 82.34 83.69 -1.35 63.07  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE SEP 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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 14 11 3 12  
MONTH TO DATE 373 346 27 370  
SINCE SEP 1 373 346 27 370  
SINCE JAN 1 2797 2457 340 2819    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 61 100 PM  
AVERAGE 81  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 90 1960  
1996  
2003  
MINIMUM TEMPERATURE (F) 69 64 1959  
 
SUNRISE AND SUNSET  
OCTOBER 1 2023.......SUNRISE 611 AM HST SUNSET 608 PM HST  
OCTOBER 2 2023.......SUNRISE 611 AM HST SUNSET 607 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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