066
CDGM40 PGUM 210637
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
437 PM CHST WED JAN 21 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JANUARY 21 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 11:14 AM 89 2018 86 -1 86
MINIMUM 74 1:15 PM 61 1987 75 -1 77
AVERAGE 80 80 0 82
PRECIPITATION (IN)
TODAY 1.17 4.04 1996 0.17 1.00 0.01
MONTH TO DATE 3.62 3.73 -0.11 4.87
SINCE DEC 1 11.78 9.03 2.75 9.57
SINCE JAN 1 3.62 3.73 -0.11 4.87
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 17
MONTH TO DATE 329 336 -7 342
SINCE DEC 1 835 857 -22 857
SINCE JAN 1 329 336 -7 342
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (60)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1:00 PM
LOWEST 70 11:00 AM
AVERAGE 83
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 89 2008
MINIMUM TEMPERATURE (F) 75 60 1987
SUNRISE AND SUNSET
JANUARY 21 2026.......SUNRISE 6:48 AM CHST SUNSET 6:16 PM CHST
JANUARY 22 2026.......SUNRISE 6:48 AM CHST SUNSET 6:16 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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