433  
CDHW43 PHFO 181620 CCA  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
616 AM HST FRI AUG 18 2023  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR AUGUST 17 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 85 206 PM 90 2015 83 2 85  
MINIMUM 70 606 AM 65 1955 71 -1 71  
AVERAGE 78 77 1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 4.57 1956 0.38 -0.28 0.03  
MONTH TO DATE 2.58 6.25 -3.67 3.78  
SINCE JUN 1 11.93 22.79 -10.86 16.59  
SINCE JAN 1 73.90 69.94 3.96 57.05  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE T  
SINCE JUN 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 JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 13 12 1 13  
MONTH TO DATE 204 204 0 195  
SINCE JUN 1 924 864 60 854  
SINCE JAN 1 2247 1954 293 2278    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 1000 PM  
LOWEST 63 200 PM  
AVERAGE 79  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 88 2019  
MINIMUM TEMPERATURE (F) 70 65 1955  
1973  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 601 AM HST SUNSET 646 PM HST  
AUGUST 19 2023........SUNRISE 602 AM HST SUNSET 646 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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