Climatological Report (Daily)
Issued by NWS Honolulu, HI

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658
CDHW40 PHFO 011245
CLIHNL

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST FRI AUG 01 2025

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

...THE HONOLULU HI CLIMATE SUMMARY FOR JULY 31 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    313 PM  92    1997  89     -1       87
                                      2003
  MINIMUM         78    632 AM  69    1963  76      2       73
  AVERAGE         83                        82      1       80

PRECIPITATION (IN)
  YESTERDAY        0.00          0.35 2016   0.02  -0.02     0.00
  MONTH TO DATE    0.08                      0.52  -0.44     0.02
  SINCE JUN 1      0.15                      1.02  -0.87     0.08
  SINCE JAN 1      8.88                      8.75   0.13     9.56

DEGREE DAYS
 HEATING
  YESTERDAY        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
  YESTERDAY       18                        17      1       15
  MONTH TO DATE  529                       515     14      507
  SINCE JUN 1   1015                       975     40      976
  SINCE JAN 1   2924                      2544    380     2566
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED    17.1


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    69          1200 AM
 LOWEST     50          1100 AM
 AVERAGE    60

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


THE HONOLULU HI CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        91      1995
                                             2003
                                             2019
 MINIMUM TEMPERATURE (F)   76        70      1972
                                             1976
                                             1980


SUNRISE AND SUNSET
AUGUST  1 2025........SUNRISE   605 AM HST   SUNSET   710 PM HST
AUGUST  2 2025........SUNRISE   606 AM HST   SUNSET   710 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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