707  
CDHW43 PHFO 211245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST THU SEP 21 2017  
 
   
...............................
 
 
   
..THE HILO HI CLIMATE SUMMARY FOR SEPTEMBER 20 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1946 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 115 PM 90 1981 83 -2 83  
MINIMUM 70 338 AM 63 1976 69 1 70  
AVERAGE 76 76 0 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 6.91 2015 0.35 -0.14 0.03  
MONTH TO DATE 2.88 6.48 -3.60 7.19  
SINCE SEP 1 2.88 6.48 -3.60 7.19  
SINCE JAN 1 56.50 86.42 -29.92 75.28  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
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 11 11 0 12  
MONTH TO DATE 248 220 28 257  
SINCE SEP 1 248 220 28 257  
SINCE JAN 1 2664 2292 372 3008    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
 
THE HILO HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 92 1951  
MINIMUM TEMPERATURE (F) 69 62 1959  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2017.....SUNRISE 609 AM HST SUNSET 617 PM HST  
SEPTEMBER 22 2017.....SUNRISE 609 AM HST SUNSET 616 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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