642  
CDHW43 PHFO 191245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SAT APR 19 2025  
   
...............................  
 
   
..THE HILO HI CLIMATE SUMMARY FOR APRIL 18 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 84 141 PM 87 1986 79 5 80  
MINIMUM 68 330 AM 61 1970 66 2 69  
1973  
AVERAGE 76 73 3 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 3.41 1974 0.30 -0.28 T  
MONTH TO DATE 1.98 6.05 -4.07 8.87  
SINCE MAR 1 9.52 18.73 -9.21 24.67  
SINCE JAN 1 18.86 36.81 -17.95 33.65  
 
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 10  
MONTH TO DATE 189 130 59 137  
SINCE MAR 1 472 342 130 358  
SINCE JAN 1 948 715 233 791    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 200 AM  
LOWEST 55 100 PM  
AVERAGE 70  
   
......................................................  
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 88 1978  
MINIMUM TEMPERATURE (F) 66 62 1952  
 
SUNRISE AND SUNSET  
APRIL 19 2025.........SUNRISE 559 AM HST SUNSET 640 PM HST  
APRIL 20 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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