Climatological Report (Monthly)
Issued by NWS Honolulu, HI

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 14 15 16 17 18
000
CXHW53 PHFO 011625
CLMITO

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
625 AM HST SAT OCT 01 2022

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

...THE HILO HI CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2022...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2022

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   09/05         83       4       86  09/10
                       09/11
                       09/17
                                                          09/15
                                                          09/25
LOWEST            66   09/05         69      -3       66  09/24
                       09/20
AVG. MAXIMUM    84.9               83.3     1.6     84.3
AVG. MINIMUM    69.4               69.8    -0.4     69.6
MEAN            77.2               76.5     0.7     77.0
DAYS MAX >= 90     0                                   0
DAYS MAX >= 93     0                                   0
DAYS MAX <= 80     1                                   3
DAYS MIN >= 72     2                                   4
DAYS MIN <= 60     0                                   0
DAYS MIN <= 55     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       21.82   1994
 MINIMUM        1.59   1974
TOTALS          4.65               8.70   -4.05     8.94
DAILY AVG.      0.16               0.29   -0.14     0.30
DAYS >= .01       21               23.3    -2.3       29
DAYS >= .10       13               15.3    -2.3       18
DAYS >= .50        1                4.8    -3.8        4
DAYS >= 1.00       0                1.6    -1.6        2
GREATEST
 24 HR. TOTAL   0.74   09/05 TO 09/06               1.78

SNOWFALL (INCHES)
RECORDS
 TOTAL            MM   5
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    370                346      24      369
 SINCE 1/1      2819               2457     362       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.3
HIGHEST WIND SPEED/DIRECTION    25/090    DATE  09/19
HIGHEST GUST SPEED/DIRECTION    30/100    DATE  09/19

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            4
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     77

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             MM     MIXED PRECIP              MM
HEAVY RAIN               11     RAIN                      13
LIGHT RAIN               23     FREEZING RAIN             MM
LT FREEZING RAIN         MM     HAIL                      MM
HEAVY SNOW               MM     SNOW                      MM
LIGHT SNOW               MM     SLEET                     MM
FOG                      22     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.

$$


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.