869
CDGM40 PGUM 080645
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
445 PM CHST FRI AUG 08 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 8 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 87 3:54 PM 93 1991 87 0 88
MINIMUM 78 5:54 AM 71 1967 77 1 77
AVERAGE 83 82 1 83
PRECIPITATION (IN)
TODAY 0.00 2.61 2012 0.57 -0.57 0.01
MONTH TO DATE 4.33 4.30 0.03 6.14
SINCE JUN 1 30.82 23.06 7.76 21.65
SINCE JAN 1 46.55 43.27 3.28 38.52
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 18
MONTH TO DATE 137 136 1 137
SINCE JUN 1 1171 1230 -59 1214
SINCE JAN 1 3735 3742 -7 3695
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (110)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 3:00 AM
LOWEST 70 1:00 PM
AVERAGE 82
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 1986
1987
1994
MINIMUM TEMPERATURE (F) 77 73 1952
SUNRISE AND SUNSET
AUGUST 8 2025........SUNRISE 6:07 AM CHST SUNSET 6:46 PM CHST
AUGUST 9 2025........SUNRISE 6:07 AM CHST SUNSET 6:45 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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