Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 290741
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
541 PM CHST SUN JUN 29 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JUNE 29 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 84 11:48 AM 94 1969 89 -5 86
MINIMUM 75 1:47 AM 71 1947 78 -3 76
AVERAGE 80 83 -3 81
PRECIPITATION (IN)
TODAY T 1.99 2017 0.30 -0.30 1.00
MONTH TO DATE 13.11 6.22 6.89 7.78
SINCE JUN 1 13.11 6.22 6.89 7.78
SINCE JAN 1 28.84 26.43 2.41 24.65
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 15 18 -3 16
MONTH TO DATE 496 522 -26 514
SINCE JUN 1 496 522 -26 514
SINCE JAN 1 3060 3034 26 2995
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1:00 AM
LOWEST 74 3:00 PM
AVERAGE 86
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 95 1969
MINIMUM TEMPERATURE (F) 78 72 1952
SUNRISE AND SUNSET
JUNE 29 2025..........SUNRISE 5:57 AM CHST SUNSET 6:52 PM CHST
JUNE 30 2025..........SUNRISE 5:57 AM CHST SUNSET 6:52 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$