590
CXHW53 PHFO 012039 CCA
CLMITO

CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
625 AM HST MON JUN 01 2026

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

...THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR THE MONTH OF MAY 2026...

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

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             94   05/20/1966
 LOW              59   05/08/1992
HIGHEST           84   05/16         81       3       85  05/04
                                                          05/31
LOWEST            65   05/06         67      -2       65  05/15
                                                          05/19
AVG. MAXIMUM    81.3               80.7     0.6     82.8
AVG. MINIMUM    68.6               67.3     1.3     67.1
MEAN            75.0               74.0     1.0     75.0
DAYS MAX >= 93     0                                   0
DAYS MAX >= 90     0                                   0
DAYS MAX <= 80     6                                   2
DAYS MIN >= 72     3                                   0
DAYS MIN <= 60     0                                   0
DAYS MIN <= 55     0                                   0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       25.01   1964
 MINIMUM        1.18   1945
TOTALS         18.18               6.99   11.19     4.51
DAILY AVG.      0.59               0.23    0.36     0.15
DAYS >= .01       29               22.9     6.1       28
DAYS >= .10       25               14.2    10.8       13
DAYS >= .50       11                3.8     7.2        1
DAYS >= 1.00       6                1.3     4.7        0
GREATEST
 24 HR. TOTAL   2.48   05/03 TO 05/03               0.82
                       05/17 TO 05/18


DEGREE DAYS
HEATING TOTAL      0                  0       0        0
 SINCE 7/1         0                  0       0       MM
COOLING TOTAL    317                279      38      317
 SINCE 1/1      1295               1090     205       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.2
HIGHEST WIND SPEED/DIRECTION    20/050    DATE  05/01
                                20/140          05/16
HIGHEST GUST SPEED/DIRECTION    29/140    DATE  05/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.74
NUMBER OF DAYS FAIR            2
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         20

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             MM     MIXED PRECIP              MM
HEAVY RAIN               16     RAIN                      20
LIGHT RAIN               27     FREEZING RAIN             MM
LT FREEZING RAIN         MM     HAIL                      MM
HEAVY SNOW               MM     SNOW                      MM
LIGHT SNOW               MM     SLEET                     MM
FOG                      25     FOG W/VIS <= 1/4 MILE     MM
HAZE                      4

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

$$