Climatological Report (Monthly)
Issued by NWS Honolulu, HI

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CXHW50 PHFO 011701 CCB
CLMHNL

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
625 AM HST FRI SEP 01 2023

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

...THE HONOLULU HI CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             95   08/31/2019
 LOW              65   08/19/2009
HIGHEST           91   08/15         89       2       91  08/18
                       08/17
                       08/21
LOWEST            70   08/25         75      -5       72  08/03
                                                          08/05
                                                          08/31
AVG. MAXIMUM    89.3               88.8     0.5     88.3
AVG. MINIMUM    75.9               75.6     0.3     74.8
MEAN            82.6               82.2     0.4     81.5
DAYS MAX >= 93     0                                   6
DAYS MAX >= 90    11                                   0
DAYS MAX <= 80     0                                   0
DAYS MIN >= 72    29                                  31
DAYS MIN <= 60     0                                   0
DAYS MIN <= 55     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.74   2004
 MINIMUM           T   1974
TOTALS          0.11               0.84   -0.73     0.07
DAILY AVG.      0.00               0.03   -0.02     0.00
DAYS >= .01        3                5.7    -2.7        4
DAYS >= .10        0                1.2    -1.2        0
DAYS >= .50        0                0.4    -0.4        0
DAYS >= 1.00       0                0.2    -0.2        0
GREATEST
 24 HR. TOTAL   0.08   08/25 TO 08/26               0.04

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   MM
TOTALS            MM                 MM      MM       MM
SINCE 7/1         MM                 MM      MM       MM
SNOWDEPTH AVG.    MM                                  MM
DAYS >= 1.0       MM                 MM      MM       MM
GREATEST
 SNOW DEPTH       MM                                  MM  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    553                533      20      521
 SINCE 1/1      3299               3077     222       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              13.5
HIGHEST WIND SPEED/DIRECTION    37/060    DATE  08/08
HIGHEST GUST SPEED/DIRECTION    49/080    DATE  08/08

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.39
NUMBER OF DAYS FAIR           13
NUMBER OF DAYS PC             18
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             MM     MIXED PRECIP              MM
HEAVY RAIN               MM     RAIN                       1
LIGHT RAIN                7     FREEZING RAIN             MM
LT FREEZING RAIN         MM     HAIL                      MM
HEAVY SNOW               MM     SNOW                      MM
LIGHT SNOW               MM     SLEET                     MM
FOG                       1     FOG W/VIS <= 1/4 MILE     MM
HAZE                      3

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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