319
CDGM40 PGUM 230632
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
432 PM CHST THU OCT 23 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 23 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 89 MM 93 2018 88 1 87
MINIMUM 77 MM 67 1990 77 0 76
AVERAGE 83 82 1 82
PRECIPITATION (IN)
TODAY T 3.13 1958 0.38 -0.38 0.06
MONTH TO DATE 13.36 9.93 3.43 15.74
SINCE SEP 1 25.70 25.10 0.60 40.12
SINCE JAN 1 80.98 81.73 -0.75 87.34
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 17 1 17
MONTH TO DATE 372 391 -19 373
SINCE SEP 1 861 893 -32 887
SINCE JAN 1 4990 5021 -31 4985
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 8.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 6:00 AM
LOWEST 70 11:00 AM
AVERAGE 82
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 90 2008
2014
2019
MINIMUM TEMPERATURE (F) 77 66 1982
SUNRISE AND SUNSET
OCTOBER 23 2025.......SUNRISE 6:13 AM CHST SUNSET 5:57 PM CHST
OCTOBER 24 2025.......SUNRISE 6:13 AM CHST SUNSET 5:57 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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