389
CDGM40 PGUM 301615
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
215 AM CHST SUN MAY 31 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 30 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 87 1:58 PM 92 1997 89 -2 89
2013
MINIMUM 78 6:04 AM 65 1975 78 0 79
AVERAGE 83 83 0 84
PRECIPITATION (IN)
YESTERDAY 0.00 4.24 2023 0.17 -0.17 0.19
MONTH TO DATE 8.90 4.29 4.61 1.89
SINCE MAR 1 37.97 10.56 27.41 7.38
SINCE JAN 1 51.74 20.05 31.69 15.64
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 18 18 0 19
MONTH TO DATE 521 540 -19 557
SINCE MAR 1 1462 1569 -107 1585
SINCE JAN 1 2374 2488 -114 2545
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WIND (MPH)
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 8.5
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 87 3:00 AM
LOWEST 65 3:00 PM
AVERAGE 76
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 92 1993
MINIMUM TEMPERATURE (F) 78 68 1975
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 5:53 AM CHST SUNSET 6:44 PM CHST
JUNE 1 2026..........SUNRISE 5:53 AM CHST SUNSET 6:45 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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