273  
CDHW40 PHFO 181245  
CLIHNL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
245 AM HST THU MAY 18 2023  
   
...............................
 
 
   
..THE HONOLULU HI CLIMATE SUMMARY FOR MAY 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 120 PM 89 1988 85 1 83  
2019  
MINIMUM 71 451 AM 65 2006 72 -1 67  
AVERAGE 79 78 1 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.67 1992 0.03 -0.03 T  
MONTH TO DATE 0.13 0.47 -0.34 0.20  
SINCE MAR 1 4.95 3.60 1.35 0.63  
SINCE JAN 1 8.54 7.38 1.16 7.02  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE MAR 1 MM  
SINCE JUL 1 MM  
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 14 13 1 10  
MONTH TO DATE 221 215 6 227  
SINCE MAR 1 947 862 85 979  
SINCE JAN 1 1542 1376 166 1527    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 400 AM  
LOWEST 53 100 PM  
AVERAGE 69  
   
......................................................
 
 
THE HONOLULU HI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 90 1988  
2008  
MINIMUM TEMPERATURE (F) 72 64 1985  
 
SUNRISE AND SUNSET  
MAY 18 2023...........SUNRISE 552 AM HST SUNSET 704 PM HST  
MAY 19 2023...........SUNRISE 552 AM HST SUNSET 705 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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