Climatological Report (Monthly)
Issued by NWS Honolulu, HI

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661
CXHW52 PHFO 011625
CLMOGG

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
625 AM HST SUN JUN 01 2025

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

...THE KAHULUI HI CLIMATE SUMMARY FOR THE MONTH OF MAY 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1954 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             96   05/22/2019
 LOW              54   05/08/1952
HIGHEST           89   05/01         84       5       89  05/28
                       05/17
LOWEST            63   05/17         67      -4       60  05/07
                       05/27
                       05/29
                                                          05/09
AVG. MAXIMUM    86.5               86.5     0.0     84.5
AVG. MINIMUM    69.5               67.7     1.8     67.0
MEAN            78.0               77.1     0.9     75.7
DAYS MAX >= 93     0                                   0
DAYS MAX >= 90     0                                   0
DAYS MAX <= 80     0                                   1
DAYS MIN >= 72    11                                   4
DAYS MIN <= 60     0                                   0
DAYS MIN <= 55     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        4.36   1987
 MINIMUM           T   1972
TOTALS          0.05               0.71   -0.66     0.49
DAILY AVG.      0.00               0.02   -0.02     0.02
DAYS >= .01        2                6.1    -4.1        5
DAYS >= .10        0                1.7    -1.7        2
DAYS >= .50        0                0.3    -0.3        0
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.04   05/24 TO 05/24               0.24


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    412                375      37      340
 SINCE 1/1      1449               1439      10       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              15.7
HIGHEST WIND SPEED/DIRECTION    37/030    DATE  05/06
HIGHEST GUST SPEED/DIRECTION    48/070    DATE  05/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.28
NUMBER OF DAYS FAIR           25
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     65

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

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

$$