398
CDHW40 PHFO 211245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST MON SEP 21 2026
...............................
..THE HONOLULU CLIMATE SUMMARY FOR SEPTEMBER 20 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 1216 PM 92 1986 88 2 89
1987
1995
MINIMUM 79 634 AM 68 1945 75 4 77
1955
1957
AVERAGE 85 82 3 83
PRECIPITATION (IN)
YESTERDAY T 0.69 1968 0.03 -0.03 0.01
MONTH TO DATE 0.32 0.62 -0.30 0.59
SINCE SEP 1 0.32 0.62 -0.30 0.59
SINCE JAN 1 22.35 10.21 12.14 9.47
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 20 16 4 18
MONTH TO DATE 360 337 23 357
SINCE SEP 1 360 337 23 357
SINCE JAN 1 3570 3414 156 3842
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 13.5
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 74 200 AM
LOWEST 52 1200 PM
AVERAGE 63
......................................................
THE HONOLULU CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 92 1990
1995
MINIMUM TEMPERATURE (F) 75 67 1975
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 620 AM HST SUNSET 629 PM HST
SEPTEMBER 22 2026.....SUNRISE 621 AM HST SUNSET 628 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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