247
CDHW43 PHFO 211245
CLIITO
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
245 AM HST THU MAY 21 2026
...............................
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR MAY 20 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 80 MM 94 1966 81 -1 83
MINIMUM 70 MM 59 1952 68 2 67
AVERAGE 75 74 1 75
PRECIPITATION (IN)
YESTERDAY 1.96 2.66 1998 0.22 1.74 0.01
MONTH TO DATE 12.91 4.75 8.16 3.72
SINCE MAR 1 33.49 26.83 6.66 14.60
SINCE JAN 1 59.45 44.91 14.54 23.94
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 10 9 1 10
MONTH TO DATE 207 173 34 200
SINCE MAR 1 762 611 151 790
SINCE JAN 1 1185 984 201 1266
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WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 AM
LOWEST 69 500 PM
AVERAGE 83
......................................................
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 88 1966
1992
MINIMUM TEMPERATURE (F) 68 62 1957
1981
SUNRISE AND SUNSET
MAY 21 2026...........SUNRISE 543 AM HST SUNSET 651 PM HST
MAY 22 2026...........SUNRISE 542 AM HST SUNSET 652 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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