764
CDGM40 PGUM 050641
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
441 PM CHST FRI SEP 05 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 5 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 82 7:26 AM 91 2014 87 -5 81
2016
2017
MINIMUM 75 11:00 AM 66 1976 76 -1 76
AVERAGE 79 82 -3 79
PRECIPITATION (IN)
TODAY 1.09 3.42 1976 0.53 0.56 0.41
MONTH TO DATE 4.04 2.68 1.36 0.95
SINCE SEP 1 4.04 2.68 1.36 0.95
SINCE JAN 1 59.32 59.31 0.01 48.17
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 14 17 -3 14
MONTH TO DATE 80 85 -5 86
SINCE SEP 1 80 85 -5 86
SINCE JAN 1 4209 4213 -4 4184
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 6.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 1:00 PM
LOWEST 82 2:00 PM
AVERAGE 88
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 94 2016
MINIMUM TEMPERATURE (F) 76 65 1971
SUNRISE AND SUNSET
SEPTEMBER 5 2025.....SUNRISE 6:10 AM CHST SUNSET 6:29 PM CHST
SEPTEMBER 6 2025.....SUNRISE 6:10 AM CHST SUNSET 6:29 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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