Climatological Report (Daily)
Issued by NWS Honolulu, HI

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520
CDHW40 PHFO 190245
CLIHNL

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST WED JUN 18 2025

...................................

...THE HONOLULU HI CLIMATE SUMMARY FOR JUNE 18 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         86    207 PM  91    2019  87     -1       86
  MINIMUM         76    614 AM  68    1991  74      2       73
  AVERAGE         81                        81      0       80

PRECIPITATION (IN)
  TODAY            T             0.11 2010   0.02  -0.02     0.01
  MONTH TO DATE    0.05                      0.31  -0.26     0.01
  SINCE JUN 1      0.05                      0.31  -0.26     0.01
  SINCE JAN 1      8.78                      8.04   0.74     9.49

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           16                        16      0       15
  MONTH TO DATE  286                       270     16      281
  SINCE JUN 1    286                       270     16      281
  SINCE JAN 1   2195                      1839    356     1871
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    15.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           400 AM
 LOWEST     48          1000 AM
 AVERAGE    60

..........................................................


THE HONOLULU HI CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87        92      2019
 MINIMUM TEMPERATURE (F)   74        66      1959


SUNRISE AND SUNSET
JUNE 18 2025..........SUNRISE   550 AM HST   SUNSET   716 PM HST
JUNE 19 2025..........SUNRISE   550 AM HST   SUNSET   716 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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