783
CDGM40 PGUM 181620
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
220 AM CHST MON JAN 19 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 18 2026...
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)
YESTERDAY
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)
YESTERDAY 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
YESTERDAY 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
YESTERDAY 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 8.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 3:00 AM
LOWEST 65 4:00 PM
AVERAGE 78
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 90 2012
2018
MINIMUM TEMPERATURE (F) 75 64 1964
1991
SUNRISE AND SUNSET
JANUARY 19 2026.......SUNRISE 6:48 AM CHST SUNSET 6:15 PM CHST
JANUARY 20 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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