Climatological Report (Monthly)
Issued by NWS Honolulu, HI

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13
678
CXHW50 PHFO 011625
CLMHNL

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
625 AM HST THU MAY 01 2025

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

...THE HONOLULU HI CLIMATE SUMMARY FOR THE MONTH OF APRIL 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1940 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             91   04/28/1996
 LOW              56   04/22/1958
HIGHEST           89   04/30         83       6       85  04/29
LOWEST            71   04/28         68       3       66  04/16
                       04/29
                       04/30
AVG. MAXIMUM    85.4               83.1     2.3     82.3
AVG. MINIMUM    73.1               70.1     3.0     70.0
MEAN            79.3               76.6     2.7     76.2
DAYS MAX >= 93     0                                   0
DAYS MAX >= 90     0                                   0
DAYS MAX <= 80     0                                   6
DAYS MIN >= 72    21                                   6
DAYS MIN <= 60     0                                   0
DAYS MIN <= 55     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.92   1963
 MINIMUM        0.01   1960
TOTALS          0.90               0.77    0.13     1.41
DAILY AVG.      0.03               0.03    0.00     0.05
DAYS >= .01        3                7.5    -4.5        8
DAYS >= .10        1                1.9    -0.9        2
DAYS >= .50        0                0.3    -0.3        1
DAYS >= 1.00       0                0.1    -0.1        0
GREATEST
 24 HR. TOTAL   0.38   04/17 TO 04/18               0.87


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    434                348      86      342
 SINCE 1/1      1420               1161     259       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              9.4
HIGHEST WIND SPEED/DIRECTION    26/070    DATE  04/06
HIGHEST GUST SPEED/DIRECTION    36/070    DATE  04/06

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.48
NUMBER OF DAYS FAIR            7
NUMBER OF DAYS PC             19
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     66

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             MM     MIXED PRECIP              MM
HEAVY RAIN                1     RAIN                       1
LIGHT RAIN               16     FREEZING RAIN             MM
LT FREEZING RAIN         MM     HAIL                      MM
HEAVY SNOW               MM     SNOW                      MM
LIGHT SNOW               MM     SLEET                     MM
FOG                       2     FOG W/VIS <= 1/4 MILE     MM
HAZE                      5

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

$$