081
CDGM40 PGUM 270646
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
446 PM CHST WED AUG 27 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 27 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 88 1:39 PM 91 1999 87 1 89
2016
MINIMUM 79 12:05 AM 66 1983 76 3 77
AVERAGE 84 82 2 83
PRECIPITATION (IN)
TODAY T 3.92 1974 0.58 -0.58 0.22
MONTH TO DATE 12.06 15.38 -3.32 12.57
SINCE JUN 1 38.55 34.14 4.41 28.08
SINCE JAN 1 54.28 54.35 -0.07 44.95
DEGREE DAYS
HEATING
TODAY 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
TODAY 19 17 2 18
MONTH TO DATE 464 459 5 469
SINCE JUN 1 1498 1553 -55 1546
SINCE JAN 1 4062 4065 -3 4027
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 12.8
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 90 12:00 AM
LOWEST 70 1:00 PM
AVERAGE 80
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 2019
MINIMUM TEMPERATURE (F) 76 63 1983
SUNRISE AND SUNSET
AUGUST 27 2025........SUNRISE 6:09 AM CHST SUNSET 6:35 PM CHST
AUGUST 28 2025........SUNRISE 6:09 AM CHST SUNSET 6:35 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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