357
CDGM40 PGUM 061619
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
219 AM CHST SUN SEP 07 2025
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 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 88 10:00 AM 94 2016 87 1 89
MINIMUM 76 12:01 PM 65 1971 76 0 78
AVERAGE 82 82 0 84
PRECIPITATION (IN)
YESTERDAY 0.40 3.95 2000 0.55 -0.15 0.08
MONTH TO DATE 4.44 3.23 1.21 1.03
SINCE SEP 1 4.44 3.23 1.21 1.03
SINCE JAN 1 59.72 59.86 -0.14 48.25
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 17 17 0 19
MONTH TO DATE 97 102 -5 105
SINCE SEP 1 97 102 -5 105
SINCE JAN 1 4226 4230 -4 4203
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WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 5.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 2:00 PM
LOWEST 70 10:00 AM
AVERAGE 82
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 91 2018
MINIMUM TEMPERATURE (F) 76 67 1985
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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