Climatological Report (Daily)
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
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CDHW40 PHFO 010245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST SUN AUG 31 2025
...................................
...THE HONOLULU CLIMATE SUMMARY FOR AUGUST 31 2025...
VALID TODAY AS OF 0425 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 143 PM 95 2019 89 -3 88
MINIMUM 75 700 AM 69 1987 75 0 78
AVERAGE 81 82 -1 83
PRECIPITATION (IN)
TODAY 0.00 1.71 1996 0.04 -0.04 0.01
MONTH TO DATE T 0.84 -0.84 0.15
SINCE JUN 1 0.15 1.86 -1.71 0.23
SINCE JAN 1 8.88 9.59 -0.71 9.71
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 16 17 -1 18
MONTH TO DATE 561 533 28 541
SINCE JUN 1 1576 1508 68 1517
SINCE JAN 1 3485 3077 408 3107
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 6.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 500 AM
LOWEST 55 200 PM
AVERAGE 66
..........................................................
THE HONOLULU CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1984
MINIMUM TEMPERATURE (F) 75 68 1975
SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE 1012 AM HDT SUNSET 1045 PM HDT
SEPTEMBER 1 2025.....SUNRISE 1012 AM HDT SUNSET 1044 PM HDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$