898
CDHW43 PHFO 171245
CLIITO
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST WED SEP 17 2025
...............................
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR SEPTEMBER 16 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 83 1159 AM 89 1971 83 0 85
1995
2007
MINIMUM 70 646 AM 63 1961 70 0 73
AVERAGE 77 77 0 79
PRECIPITATION (IN)
YESTERDAY 0.05 2.70 1962 0.27 -0.22 0.27
MONTH TO DATE 1.76 4.69 -2.93 5.57
SINCE SEP 1 1.76 4.69 -2.93 5.57
SINCE JAN 1 37.14 79.68 -42.54 73.79
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 14
MONTH TO DATE 207 192 15 201
SINCE SEP 1 207 192 15 201
SINCE JAN 1 2708 2303 405 2501
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 5.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 900 AM
LOWEST 62 600 PM
AVERAGE 76
......................................................
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 92 2019
MINIMUM TEMPERATURE (F) 70 63 1955
1964
SUNRISE AND SUNSET
SEPTEMBER 17 2025.....SUNRISE 1028 AM HDT SUNSET 1040 PM HDT
SEPTEMBER 18 2025.....SUNRISE 1028 AM HDT SUNSET 1039 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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