Climatological Report (Daily)
Issued by NWS Honolulu, HI

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375
CDHW43 PHFO 201245
CLIITO

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST THU AUG 20 2026

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

...THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR AUGUST 19 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    338 PM  89    2019  83      0       85
  MINIMUM         71    612 AM  66    1963  70      1       71
                                      1983
  AVERAGE         77                        77      0       78

PRECIPITATION (IN)
  YESTERDAY        0.03          1.72 2005   0.36  -0.33     0.06
  MONTH TO DATE   17.60                      6.99  10.61     0.82
  SINCE JUN 1     40.27                     23.53  16.74     9.95
  SINCE JAN 1    104.99                     70.68  34.31    34.68

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1      0                         0      0        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY       12                        12      0       13
  MONTH TO DATE  254                       228     26      246
  SINCE JUN 1    972                       888     84      974
  SINCE JAN 1   2267                      1978    289     2357
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     5.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    94           900 AM
 LOWEST     72           100 PM
 AVERAGE    83

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


THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        89      1963
 MINIMUM TEMPERATURE (F)   70        64      1983


SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE   602 AM HST   SUNSET   645 PM HST
AUGUST 21 2026........SUNRISE   602 AM HST   SUNSET   644 PM HST


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




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