368  
CDHW43 PHFO 201245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SUN APR 20 2025  
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR APRIL 19 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 1240 PM 88 1978 79 6 78  
MINIMUM 67 555 AM 62 1952 66 1 68  
AVERAGE 76 73 3 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 4.15 1974 0.29 -0.21 0.42  
MONTH TO DATE 2.06 6.34 -4.28 9.29  
SINCE MAR 1 9.60 19.02 -9.42 25.09  
SINCE JAN 1 18.94 37.10 -18.16 34.07  
 
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 11 8 3 8  
MONTH TO DATE 200 138 62 145  
SINCE MAR 1 483 350 133 366  
SINCE JAN 1 959 723 236 799    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 900 PM  
LOWEST 55 1200 PM  
AVERAGE 73  
   
......................................................
 
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 89 1978  
MINIMUM TEMPERATURE (F) 66 62 1955  
1991  
 
SUNRISE AND SUNSET  
APRIL 20 2025.........SUNRISE 558 AM HST SUNSET 640 PM HST  
APRIL 21 2025.........SUNRISE 558 AM HST SUNSET 640 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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