747
CDGM40 PGUM 291649
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
249 AM CHST THU OCT 30 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 29 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 87 3:10 PM 91 2004 88 -1 88
MINIMUM 77 11:45 PM 67 1977 77 0 77
AVERAGE 82 82 0 83
PRECIPITATION (IN)
YESTERDAY 0.14 2.42 1969 0.34 -0.20 0.01
MONTH TO DATE 15.14 12.09 3.05 17.75
SINCE SEP 1 27.48 27.26 0.22 42.13
SINCE JAN 1 82.76 83.89 -1.13 89.35
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 17 17 0 18
MONTH TO DATE 476 493 -17 474
SINCE SEP 1 965 995 -30 988
SINCE JAN 1 5094 5123 -29 5086
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 7.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 1:00 AM
LOWEST 72 1:00 PM
AVERAGE 82
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 90 2008
MINIMUM TEMPERATURE (F) 77 65 1985
SUNRISE AND SUNSET
OCTOBER 30 2025.......SUNRISE 6:14 AM CHST SUNSET 5:54 PM CHST
OCTOBER 31 2025.......SUNRISE 6:15 AM CHST SUNSET 5:54 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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