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000
CXHW53 PHFO 011627
CLMITO

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
627 AM HST SUN OCT 01 2023

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

...THE HILO HI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             93   09/02/2015
                       09/26/2014
 LOW              61   09/30/1970
HIGHEST           87   09/09         83       4       87  09/05
                       09/29
                                                          09/11
                                                          09/17
LOWEST            67   09/04         69      -2       66  09/05
                                                          09/20
AVG. MAXIMUM    84.5               83.3     1.2     84.9
AVG. MINIMUM    69.8               69.8     0.0     69.4
MEAN            77.2               76.5     0.7     77.2
DAYS MAX >= 93     0                                   0
DAYS MAX >= 90     0                                   0
DAYS MAX <= 80     0                                   1
DAYS MIN >= 72     3                                   2
DAYS MIN <= 60     0                                   0
DAYS MIN <= 55     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.82   1994
 MINIMUM        1.59   1974
TOTALS          5.67               8.70   -3.03     4.65
DAILY AVG.      0.19               0.29   -0.10     0.16
DAYS >= .01       27               23.3     3.7       21
DAYS >= .10       16               15.3     0.7       13
DAYS >= .50        2                4.8    -2.8        1
DAYS >= 1.00       0                1.6    -1.6        0
GREATEST
 24 HR. TOTAL   0.88   09/17 TO 09/18               0.74

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    373                346      27      370
 SINCE 1/1      2797               2457     340       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
HIGHEST WIND SPEED/DIRECTION    17/050    DATE  09/21
                                17/250          09/25
                                17/080          09/29
HIGHEST GUST SPEED/DIRECTION    24/070    DATE  09/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.69
NUMBER OF DAYS FAIR            1
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     80

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             MM     MIXED PRECIP              MM
HEAVY RAIN                8     RAIN                      16
LIGHT RAIN               24     FREEZING RAIN             MM
LT FREEZING RAIN         MM     HAIL                      MM
HEAVY SNOW               MM     SNOW                      MM
LIGHT SNOW               MM     SLEET                     MM
FOG                      26     FOG W/VIS <= 1/4 MILE     MM
HAZE                      1

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

$$