179  
CDHW40 PHFO 211245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST SAT APR 21 2018  
 
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR APRIL 20 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1946 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 85 207 PM 88 1996 83 2 81  
1986  
MINIMUM 75 1159 PM 60 1966 70 5 72  
AVERAGE 80 76 4 77  
 
PRECIPITATION (IN)  
YESTERDAY T 1.16 1978 0.01 -0.01 0.21  
MONTH TO DATE 1.14 0.48 0.66 0.35  
SINCE MAR 1 3.71 2.50 1.21 3.10  
SINCE JAN 1 7.89 6.80 1.09 10.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 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 MAR 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 15 11 4 12  
MONTH TO DATE 255 220 35 271  
SINCE MAR 1 571 513 58 628  
SINCE JAN 1 1241 995 246 1155    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 14.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER MM  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 89 1996  
MINIMUM TEMPERATURE (F) 70 60 1958  
 
 
SUNRISE AND SUNSET  
APRIL 21 2018.........SUNRISE 608 AM HST SUNSET 653 PM HST  
APRIL 22 2018.........SUNRISE 607 AM HST SUNSET 654 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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