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CDGM40 PGUM 250630
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
430 PM CHST THU JUN 25 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 25 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 88 12:45 PM 91 1983 89 -1 86
2014
2018
MINIMUM 79 4:45 AM 69 1988 78 1 74
AVERAGE 84 83 1 80
PRECIPITATION (IN)
TODAY 0.01 5.37 2025 0.26 -0.25 1.17
MONTH TO DATE 4.04 5.10 -1.06 6.88
SINCE JUN 1 4.04 5.10 -1.06 6.88
SINCE JAN 1 55.77 25.31 30.46 22.61
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 18 1 15
MONTH TO DATE 441 450 -9 436
SINCE JUN 1 441 450 -9 436
SINCE JAN 1 2833 2962 -129 3000
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 5:00 AM
LOWEST 68 1:00 PM
AVERAGE 79
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 91 1983
2007
2016
MINIMUM TEMPERATURE (F) 78 69 1975
1984
SUNRISE AND SUNSET
JUNE 25 2026..........SUNRISE 5:56 AM CHST SUNSET 6:51 PM CHST
JUNE 26 2026..........SUNRISE 5:56 AM CHST SUNSET 6:51 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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