Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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731
CDGM40 PGUM 020636
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
436 PM CHST SAT AUG 02 2025
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 2 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 2:50 PM 93 1994 87 0 86
MINIMUM 76 5:08 AM 73 1952 77 -1 75
1996
AVERAGE 82 82 0 81
PRECIPITATION (IN)
TODAY 0.70 5.73 1962 0.53 0.17 3.65
MONTH TO DATE 1.75 1.05 0.70 3.75
SINCE JUN 1 28.24 19.81 8.43 19.26
SINCE JAN 1 43.97 40.02 3.95 36.13
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 17 17 0 16
MONTH TO DATE 33 34 -1 34
SINCE JUN 1 1066 1128 -62 1111
SINCE JAN 1 3630 3640 -10 3592
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (50)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 4:00 AM
LOWEST 75 1:00 PM
AVERAGE 86
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 1986
1990
1991
MINIMUM TEMPERATURE (F) 77 71 1989
SUNRISE AND SUNSET
AUGUST 2 2025........SUNRISE 6:06 AM CHST SUNSET 6:48 PM CHST
AUGUST 3 2025........SUNRISE 6:06 AM CHST SUNSET 6:48 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$