Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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810
CDGM40 PGUM 061601
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
201 AM CHST THU AUG 07 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 6 2025...
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)
YESTERDAY
MAXIMUM 90 1:56 PM 94 1994 87 3 88
MINIMUM 78 1:06 AM 71 1950 77 1 77
AVERAGE 84 82 2 83
PRECIPITATION (IN)
YESTERDAY 0.23 3.19 2006 0.54 -0.31 0.63
MONTH TO DATE 2.75 3.18 -0.43 5.88
SINCE JUN 1 29.24 21.94 7.30 21.39
SINCE JAN 1 44.97 42.15 2.82 38.26
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 19 17 2 18
MONTH TO DATE 102 102 0 102
SINCE JUN 1 1136 1196 -60 1179
SINCE JAN 1 3700 3708 -8 3660
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SE (140)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 5.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 2:00 AM
LOWEST 72 12:00 PM
AVERAGE 85
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1984
1990
1991
MINIMUM TEMPERATURE (F) 77 73 1951
2019
SUNRISE AND SUNSET
AUGUST 7 2025........SUNRISE 6:07 AM CHST SUNSET 6:46 PM CHST
AUGUST 8 2025........SUNRISE 6:07 AM CHST SUNSET 6:46 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$