Climatological Report (Daily)
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
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CDHW40 PHFO 020245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST MON SEP 01 2025
...................................
...THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 1 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 89 235 PM 93 1984 89 0 91
MINIMUM 79 627 AM 68 1975 75 4 78
AVERAGE 84 82 2 85
PRECIPITATION (IN)
TODAY 0.00 0.77 1972 0.03 -0.03 T
MONTH TO DATE 0.00 0.03 -0.03 T
SINCE SEP 1 0.00 0.03 -0.03 T
SINCE JAN 1 8.88 9.62 -0.74 9.71
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 19 17 2 20
MONTH TO DATE 19 17 2 20
SINCE SEP 1 19 17 2 20
SINCE JAN 1 3504 3094 410 3127
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 7.2
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 72 1200 AM
LOWEST 43 200 PM
AVERAGE 58
..........................................................
THE HONOLULU CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 94 1997
MINIMUM TEMPERATURE (F) 75 69 1993
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 1012 AM HDT SUNSET 1044 PM HDT
SEPTEMBER 2 2025.....SUNRISE 1012 AM HDT SUNSET 1043 PM HDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$