312  
CDHW43 PHFO 211627  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
625 AM HST TUE MAY 21 2024  
   
...................CORRECTION............
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR MAY 20 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 149 PM 94 1966 81 -2 84  
MINIMUM 68 233 AM 59 1952 68 0 68  
AVERAGE 74 74 0 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.22 2.66 1998 0.22 0.00 0.03  
MONTH TO DATE 7.71 4.75 2.96 2.22  
SINCE MAR 1 36.92 26.83 10.09 18.72  
SINCE JAN 1 45.90 44.91 0.99 58.73  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 9 9 0 11  
MONTH TO DATE 192 173 19 188  
SINCE MAR 1 657 611 46 753  
SINCE JAN 1 1090 984 106 1213    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 400 AM  
LOWEST 76 200 PM  
AVERAGE 88  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 88 1966  
1992  
MINIMUM TEMPERATURE (F) 68 62 1957  
1981  
 
SUNRISE AND SUNSET  
MAY 21 2024...........SUNRISE 543 AM HST SUNSET 652 PM HST  
MAY 22 2024...........SUNRISE 542 AM HST SUNSET 652 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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