700
CDHW43 PHFO 161245
CLIITO
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST TUE SEP 16 2025
...............................
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR SEPTEMBER 15 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 85 1116 AM 90 1972 83 2 85
2019
MINIMUM 69 506 AM 63 2009 70 -1 69
AVERAGE 77 77 0 77
PRECIPITATION (IN)
YESTERDAY 0.06 5.93 2005 0.26 -0.20 3.00
MONTH TO DATE 1.71 4.42 -2.71 5.30
SINCE SEP 1 1.71 4.42 -2.71 5.30
SINCE JAN 1 37.09 79.41 -42.32 73.52
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 12 12 0 12
MONTH TO DATE 195 180 15 187
SINCE SEP 1 195 180 15 187
SINCE JAN 1 2696 2291 405 2487
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1000 PM
LOWEST 56 1100 AM
AVERAGE 73
......................................................
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 89 1971
1995
2007
MINIMUM TEMPERATURE (F) 70 63 1961
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 1027 AM HDT SUNSET 1041 PM HDT
SEPTEMBER 17 2025.....SUNRISE 1028 AM HDT SUNSET 1040 PM HDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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