812
CDHW40 PHFO 201245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST SAT SEP 20 2025
...............................
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 19 2025
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)
YESTERDAY
MAXIMUM 90 221 PM 95 1994 88 2 89
MINIMUM 78 649 AM 68 1945 75 3 77
AVERAGE 84 82 2 83
PRECIPITATION (IN)
YESTERDAY T 0.10 2004 0.03 -0.03 0.00
MONTH TO DATE 0.57 0.59 -0.02 0.01
SINCE SEP 1 0.57 0.59 -0.02 0.01
SINCE JAN 1 9.45 10.18 -0.73 9.72
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 19 16 3 18
MONTH TO DATE 339 321 18 338
SINCE SEP 1 339 321 18 338
SINCE JAN 1 3824 3398 426 3445
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 12.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 900 PM
LOWEST 47 100 PM
AVERAGE 62
......................................................
THE HONOLULU CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 92 1986
1987
1995
MINIMUM TEMPERATURE (F) 75 68 1945
1955
1957
SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE 1017 AM HDT SUNSET 1026 PM HDT
SEPTEMBER 21 2025.....SUNRISE 1017 AM HDT SUNSET 1025 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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