303
CDGM40 PGUM 070625
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
425 PM CHST SUN SEP 07 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 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 12:59 PM 91 2018 87 0 90
MINIMUM 76 3:29 AM 67 1985 76 0 78
AVERAGE 82 82 0 84
PRECIPITATION (IN)
TODAY 0.17 9.28 1950 0.53 -0.36 0.07
MONTH TO DATE 4.61 3.76 0.85 1.10
SINCE SEP 1 4.61 3.76 0.85 1.10
SINCE JAN 1 59.89 60.39 -0.50 48.32
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 17 17 0 19
MONTH TO DATE 114 119 -5 124
SINCE SEP 1 114 119 -5 124
SINCE JAN 1 4243 4247 -4 4222
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (20)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 7:00 AM
LOWEST 70 1:00 PM
AVERAGE 82
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 90 2014
MINIMUM TEMPERATURE (F) 76 68 1971
1975
SUNRISE AND SUNSET
SEPTEMBER 7 2025.....SUNRISE 6:10 AM CHST SUNSET 6:28 PM CHST
SEPTEMBER 8 2025.....SUNRISE 6:10 AM CHST SUNSET 6:27 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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