630
CDGM40 PGUM 180626
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
426 PM CHST SUN JAN 18 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 18 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 85 12:06 PM 88 2011 86 -1 85
2015
2018
MINIMUM 75 6:54 AM 60 1962 75 0 77
AVERAGE 80 80 0 81
PRECIPITATION (IN)
TODAY 0.00 2.41 1963 0.18 -0.18 T
MONTH TO DATE 2.38 3.20 -0.82 4.86
SINCE DEC 1 10.54 8.50 2.04 9.56
SINCE JAN 1 2.38 3.20 -0.82 4.86
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 15 16 -1 16
MONTH TO DATE 284 288 -4 293
SINCE DEC 1 790 809 -19 808
SINCE JAN 1 284 288 -4 293
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (70)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 8.6
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 90 3:00 AM
LOWEST 65 3:00 PM
AVERAGE 78
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 90 2012
2018
MINIMUM TEMPERATURE (F) 75 64 1964
1991
SUNRISE AND SUNSET
JANUARY 18 2026.......SUNRISE 6:48 AM CHST SUNSET 6:14 PM CHST
JANUARY 19 2026.......SUNRISE 6:48 AM CHST SUNSET 6:15 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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