175
CDHW40 PHFO 111245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST THU SEP 11 2025
...............................
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 10 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 88 500 PM 92 1995 89 -1 85
2009
2019
MINIMUM 76 655 AM 67 1944 75 1 72
AVERAGE 82 82 0 79
PRECIPITATION (IN)
YESTERDAY 0.00 0.25 2005 0.03 -0.03 0.00
MONTH TO DATE 0.51 0.34 0.17 T
SINCE SEP 1 0.51 0.34 0.17 T
SINCE JAN 1 9.39 9.93 -0.54 9.71
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 17 17 0 14
MONTH TO DATE 172 170 2 173
SINCE SEP 1 172 170 2 173
SINCE JAN 1 3657 3247 410 3280
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 7.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 82 500 AM
LOWEST 57 1100 AM
AVERAGE 70
......................................................
THE HONOLULU CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1979
1984
2019
MINIMUM TEMPERATURE (F) 75 68 1985
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 1014 AM HDT SUNSET 1034 PM HDT
SEPTEMBER 12 2025.....SUNRISE 1015 AM HDT SUNSET 1033 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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