031
CDHW43 PHFO 220245
CLIITO
CLIMATE REPORT
NATIONAL WEATHER SERVICE HONOLULU HI
445 PM HST SUN SEP 21 2025
...............................
..THE HILO/GEN.LYMAN FLD CLIMATE SUMMARY FOR SEPTEMBER 21 2025
VALID TODAY AS OF 0425 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 224 PM 92 1951 83 2 84
MINIMUM 69 521 AM 62 1959 70 -1 69
AVERAGE 77 76 1 77
PRECIPITATION (IN)
TODAY 0.00 4.61 1980 0.28 -0.28 0.12
MONTH TO DATE 2.48 6.06 -3.58 6.07
SINCE SEP 1 2.48 6.06 -3.58 6.07
SINCE JAN 1 37.86 81.05 -43.19 74.29
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 12 12 0 12
MONTH TO DATE 272 252 20 262
SINCE SEP 1 272 252 20 262
SINCE JAN 1 2773 2363 410 2562
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 200 AM
LOWEST 61 300 PM
AVERAGE 76
......................................................
THE HILO/GEN.LYMAN FLD CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 90 2019
MINIMUM TEMPERATURE (F) 70 65 1953
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 1029 AM HDT SUNSET 1036 PM HDT
SEPTEMBER 22 2025.....SUNRISE 1029 AM HDT SUNSET 1035 PM HDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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