Climatological Report (Daily)
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
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CDHW43 PHFO 180245
CLIITO
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST WED SEP 17 2025
...................................
...THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR SEPTEMBER 17 2025...
VALID TODAY AS OF 0425 PM LOCAL TIME.
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)
TODAY
MAXIMUM 85 1159 AM 92 2019 83 2 83
MINIMUM 68 243 AM 63 1955 70 -2 71
1964
AVERAGE 77 77 0 77
PRECIPITATION (IN)
TODAY 0.01 2.73 1994 0.27 -0.26 0.05
MONTH TO DATE 1.77 4.96 -3.19 5.62
SINCE SEP 1 1.77 4.96 -3.19 5.62
SINCE JAN 1 37.15 79.95 -42.80 73.84
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 12 12 0 12
MONTH TO DATE 219 204 15 213
SINCE SEP 1 219 204 15 213
SINCE JAN 1 2720 2315 405 2513
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 900 AM
LOWEST 55 200 PM
AVERAGE 71
..........................................................
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 89 1974
1995
MINIMUM TEMPERATURE (F) 70 62 1955
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.
$$