900
CDGM40 PGUM 210629
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
429 PM CHST SUN JUN 21 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 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 88 1:01 PM 92 1983 89 -1 88
MINIMUM 78 3:41 AM 67 1982 78 0 76
AVERAGE 83 83 0 82
PRECIPITATION (IN)
TODAY 0.06 3.34 2016 0.24 -0.18 0.00
MONTH TO DATE 2.96 4.09 -1.13 4.86
SINCE JUN 1 2.96 4.09 -1.13 4.86
SINCE JAN 1 54.69 24.30 30.39 20.59
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 18 0 17
MONTH TO DATE 371 378 -7 367
SINCE JUN 1 371 378 -7 367
SINCE JAN 1 2763 2890 -127 2931
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 91 5:00 AM
LOWEST 68 2:00 PM
AVERAGE 80
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 2010
MINIMUM TEMPERATURE (F) 78 68 1965
SUNRISE AND SUNSET
JUNE 21 2026..........SUNRISE 5:55 AM CHST SUNSET 6:50 PM CHST
JUNE 22 2026..........SUNRISE 5:55 AM CHST SUNSET 6:50 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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