077
CDGM40 PGUM 150630
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
430 PM CHST FRI AUG 15 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 15 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 12:46 PM 91 1966 87 1 88
MINIMUM 76 4:56 AM 70 1989 77 -1 76
AVERAGE 82 82 0 82
PRECIPITATION (IN)
TODAY T 9.64 2015 0.61 -0.61 0.05
MONTH TO DATE 6.64 8.51 -1.87 6.98
SINCE JUN 1 33.13 27.27 5.86 22.49
SINCE JAN 1 48.86 47.48 1.38 39.36
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 17 17 0 17
MONTH TO DATE 261 255 6 261
SINCE JUN 1 1295 1349 -54 1338
SINCE JAN 1 3859 3861 -2 3819
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (60)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (350)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
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 1966
MINIMUM TEMPERATURE (F) 77 70 1949
SUNRISE AND SUNSET
AUGUST 15 2025........SUNRISE 6:08 AM CHST SUNSET 6:42 PM CHST
AUGUST 16 2025........SUNRISE 6:08 AM CHST SUNSET 6:42 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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