688
CDGM40 PGUM 270629
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
429 PM CHST THU AUG 27 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 27 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 86 3:00 PM 92 1966 87 -1 88
1971
MINIMUM 77 1:22 AM 72 1951 76 1 79
1984
2004
AVERAGE 82 82 0 84
PRECIPITATION (IN)
TODAY 0.23 3.80 2020 0.58 -0.35 T
MONTH TO DATE 10.74 15.38 -4.64 12.06
SINCE JUN 1 37.08 34.14 2.94 38.55
SINCE JAN 1 88.81 54.35 34.46 54.28
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 19
MONTH TO DATE 472 459 13 463
SINCE JUN 1 1539 1553 -14 1497
SINCE JAN 1 3931 4065 -134 4061
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (280)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 2:00 AM
LOWEST 75 12:00 PM
AVERAGE 84
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 1988
1991
2019
MINIMUM TEMPERATURE (F) 76 73 1953
1968
SUNRISE AND SUNSET
AUGUST 27 2026........SUNRISE 6:09 AM CHST SUNSET 6:36 PM CHST
AUGUST 28 2026........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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