Climatological Report (Daily)
Issued by NWS Honolulu, HI
Issued by NWS Honolulu, HI
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744
CDHW40 PHFO 200245
CLIHNL
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST TUE AUG 19 2025
...................................
...THE HONOLULU HI CLIMATE SUMMARY FOR AUGUST 19 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 90 235 PM 93 1994 89 1 89
1995
MINIMUM 78 349 AM 65 2009 76 2 76
AVERAGE 84 82 2 83
PRECIPITATION (IN)
TODAY 0.00 0.61 1986 0.03 -0.03 T
MONTH TO DATE T 0.44 -0.44 0.03
SINCE JUN 1 0.15 1.46 -1.31 0.11
SINCE JAN 1 8.88 9.19 -0.31 9.59
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 19 17 2 18
MONTH TO DATE 345 323 22 332
SINCE JUN 1 1360 1298 62 1308
SINCE JAN 1 3269 2867 402 2898
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (70)
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 13.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 200 AM
LOWEST 48 1000 AM
AVERAGE 61
..........................................................
THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 93 1986
MINIMUM TEMPERATURE (F) 76 66 2009
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 612 AM HST SUNSET 658 PM HST
AUGUST 20 2025........SUNRISE 612 AM HST SUNSET 658 PM HST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$