227
CDHW40 PHFO 181638
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST MON SEP 18 2023
...............................
..THE HONOLULU HI CLIMATE SUMMARY FOR SEPTEMBER 17 2023
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 89 1115 AM 92 1967 88 1 90
1987
1995
MINIMUM 77 638 AM 70 1954 75 2 74
1971
1974
AVERAGE 83 82 1 82
PRECIPITATION (IN)
YESTERDAY T 1.35 1963 0.03 -0.03 0.00
MONTH TO DATE 0.05 0.54 -0.49 0.26
SINCE SEP 1 0.05 0.54 -0.49 0.26
SINCE JAN 1 9.83 10.13 -0.30 8.80
SNOWFALL (IN)
YESTERDAY MM
MONTH TO DATE MM
SINCE SEP 1 MM
SINCE JUL 1 MM
SNOW DEPTH MM
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 18 17 1 17
MONTH TO DATE 301 289 12 292
SINCE SEP 1 301 289 12 292
SINCE JAN 1 3600 3366 234 3501
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 13.4
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 79 1100 PM
LOWEST 53 1100 AM
AVERAGE 66
......................................................
THE HONOLULU HI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 92 1985
1995
MINIMUM TEMPERATURE (F) 75 68 1979
SUNRISE AND SUNSET
SEPTEMBER 18 2023.....SUNRISE 619 AM HST SUNSET 632 PM HST
SEPTEMBER 19 2023.....SUNRISE 620 AM HST SUNSET 631 PM HST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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