617
CDHW40 PHFO 220245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST TUE OCT 21 2025
...............................
..THE HONOLULU CLIMATE SUMMARY FOR OCTOBER 21 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 87 150 PM 91 2015 87 0 89
MINIMUM 73 510 AM 64 1955 74 -1 75
AVERAGE 80 80 0 82
PRECIPITATION (IN)
TODAY 0.01 2.26 2020 0.06 -0.05 0.00
MONTH TO DATE 0.15 0.87 -0.72 0.20
SINCE SEP 1 0.86 1.75 -0.89 0.26
SINCE JAN 1 9.74 11.34 -1.60 9.97
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 15 15 0 17
MONTH TO DATE 345 331 14 356
SINCE SEP 1 879 829 50 884
SINCE JAN 1 4364 3906 458 3991
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 10.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 87 500 AM
LOWEST 48 200 PM
AVERAGE 68
......................................................
THE HONOLULU CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 1966
MINIMUM TEMPERATURE (F) 74 67 1955
1975
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 1027 AM HDT SUNSET 959 PM HDT
OCTOBER 22 2025.......SUNRISE 1027 AM HDT SUNSET 958 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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