824  
CDHW43 PHFO 301245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SAT SEP 30 2023  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR SEPTEMBER 29 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 87 1252 PM 89 1974 83 4 86  
2019  
MINIMUM 70 643 AM 64 1955 70 0 70  
AVERAGE 79 76 3 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.82 3.09 1963 0.30 0.52 0.41  
MONTH TO DATE 5.57 8.42 -2.85 4.59  
SINCE SEP 1 5.57 8.42 -2.85 4.59  
SINCE JAN 1 82.24 83.41 -1.17 63.01  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE SEP 1 T  
SINCE JUL 1 T  
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 13  
MONTH TO DATE 359 345 14 358  
SINCE SEP 1 359 345 14 358  
SINCE JAN 1 2783 2456 327 2807    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 PM  
LOWEST 59 300 PM  
AVERAGE 80  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 88 1976  
2018  
2020  
MINIMUM TEMPERATURE (F) 70 61 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2023.....SUNRISE 611 AM HST SUNSET 609 PM HST  
OCTOBER 1 2023.......SUNRISE 611 AM HST SUNSET 608 PM HST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab HI Page Main Text Page