394
CDGM40 PGUM 280631
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
431 PM CHST MON JUL 28 2025
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 28 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 1:10 PM 93 2013 87 1 89
MINIMUM 77 6:14 AM 73 1950 77 0 78
1952
AVERAGE 83 82 1 84
PRECIPITATION (IN)
TODAY 0.04 4.29 2011 0.47 -0.43 0.63
MONTH TO DATE 11.96 10.83 1.13 7.17
SINCE JUN 1 25.46 17.34 8.12 15.17
SINCE JAN 1 41.19 37.55 3.64 32.04
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 18 17 1 19
MONTH TO DATE 471 492 -21 493
SINCE JUN 1 980 1044 -64 1024
SINCE JAN 1 3544 3556 -12 3505
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (220)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 6:00 AM
LOWEST 65 12:00 PM
AVERAGE 80
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 2013
MINIMUM TEMPERATURE (F) 77 72 1982
1999
SUNRISE AND SUNSET
JULY 28 2025..........SUNRISE 6:05 AM CHST SUNSET 6:50 PM CHST
JULY 29 2025..........SUNRISE 6:05 AM CHST SUNSET 6:49 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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