392
CDGM40 PGUM 271601
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
201 AM CHST TUE OCT 28 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 27 2025...
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)
YESTERDAY
MAXIMUM 88 11:28 AM 90 1996 88 0 85
1998
2016
MINIMUM 79 5:29 AM 65 1982 77 2 76
AVERAGE 84 82 2 81
PRECIPITATION (IN)
YESTERDAY 0.13 2.21 1995 0.36 -0.23 0.20
MONTH TO DATE 14.50 11.40 3.10 17.03
SINCE SEP 1 26.84 26.57 0.27 41.41
SINCE JAN 1 82.12 83.20 -1.08 88.63
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 19 17 2 16
MONTH TO DATE 442 459 -17 439
SINCE SEP 1 931 961 -30 953
SINCE JAN 1 5060 5089 -29 5051
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (70)
AVERAGE WIND SPEED 10.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 9:00 PM
LOWEST 66 11:00 AM
AVERAGE 79
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 91 1957
2015
MINIMUM TEMPERATURE (F) 77 65 1976
SUNRISE AND SUNSET
OCTOBER 28 2025.......SUNRISE 6:14 AM CHST SUNSET 5:55 PM CHST
OCTOBER 29 2025.......SUNRISE 6:14 AM CHST SUNSET 5:55 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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