Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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005
CDGM40 PGUM 160642
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
442 PM CHST WED JUL 16 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 16 2025...
VALID TODAY AS OF 0400 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 87 2:33 PM 93 1969 88 -1 89
1984
MINIMUM 78 6:04 AM 72 1958 77 1 78
1967
1992
AVERAGE 83 82 1 84
PRECIPITATION (IN)
TODAY 0.00 2.82 1958 0.41 -0.41 0.49
MONTH TO DATE 5.68 5.44 0.24 3.45
SINCE JUN 1 19.18 11.95 7.23 11.45
SINCE JAN 1 34.91 32.16 2.75 28.32
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 19
MONTH TO DATE 278 288 -10 286
SINCE JUN 1 787 840 -53 817
SINCE JAN 1 3351 3352 -1 3298
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 6:00 AM
LOWEST 68 1:00 PM
AVERAGE 79
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 94 1984
MINIMUM TEMPERATURE (F) 77 71 1993
SUNRISE AND SUNSET
JULY 16 2025..........SUNRISE 6:02 AM CHST SUNSET 6:52 PM CHST
JULY 17 2025..........SUNRISE 6:02 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.
$$