635  
CDHW43 PHFO 140245  
CLIITO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HONOLULU HI  
445 PM HST SUN SEP 13 2026  
   
...............................
 
 
   
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR SEPTEMBER 13 2026
 
 
VALID TODAY AS OF 0425 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1949 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 159 PM 88 2004 83 1 85  
2013  
2019  
MINIMUM 73 632 AM 65 1951 70 3 71  
1955  
1970  
AVERAGE 79 77 2 78  
 
PRECIPITATION (IN)  
TODAY T 2.76 1973 0.28 -0.28 T  
MONTH TO DATE 6.57 3.88 2.69 1.58  
SINCE SEP 1 6.57 3.88 2.69 1.58  
SINCE JAN 1 114.81 78.87 35.94 36.96  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 14 12 2 13  
MONTH TO DATE 172 156 16 170  
SINCE SEP 1 172 156 16 170  
SINCE JAN 1 2601 2267 334 2671    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 1200 AM  
LOWEST 63 200 PM  
AVERAGE 77  
   
......................................................
 
 
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 90 1971  
MINIMUM TEMPERATURE (F) 70 64 1970  
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2026.....SUNRISE 607 AM HST SUNSET 624 PM HST  
SEPTEMBER 14 2026.....SUNRISE 608 AM HST SUNSET 623 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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