044
CDGM40 PGUM 230629
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
429 PM CHST SAT AUG 23 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 23 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 86 2:41 PM 92 2019 87 -1 87
MINIMUM 75 8:56 AM 73 1995 77 -2 80
2005
2022
AVERAGE 81 82 -1 84
PRECIPITATION (IN)
TODAY 0.18 2.74 2001 0.55 -0.37 0.00
MONTH TO DATE 10.57 13.10 -2.53 10.70
SINCE JUN 1 37.06 31.86 5.20 26.21
SINCE JAN 1 52.79 52.07 0.72 43.08
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 16 17 -1 19
MONTH TO DATE 393 391 2 399
SINCE JUN 1 1427 1485 -58 1476
SINCE JAN 1 3991 3997 -6 3957
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (150)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 3.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 2:00 AM
LOWEST 72 3:00 PM
AVERAGE 83
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1984
MINIMUM TEMPERATURE (F) 76 72 1992
1993
1997
SUNRISE AND SUNSET
AUGUST 23 2025........SUNRISE 6:09 AM CHST SUNSET 6:38 PM CHST
AUGUST 24 2025........SUNRISE 6:09 AM CHST SUNSET 6:37 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page