887
CDGM40 PGUM 091611
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
211 AM CHST THU SEP 10 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1945 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 86 12:46 PM 91 1988 87 -1 89
1992
1994
MINIMUM 73 3:37 PM 71 1952 76 -3 76
1989
AVERAGE 80 82 -2 83
PRECIPITATION (IN)
YESTERDAY 2.91 7.35 1980 0.52 2.39 0.34
MONTH TO DATE 7.25 4.81 2.44 5.14
SINCE SEP 1 7.25 4.81 2.44 5.14
SINCE JAN 1 99.28 61.44 37.84 60.42
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 15 17 -2 18
MONTH TO DATE 151 153 -2 149
SINCE SEP 1 151 153 -2 149
SINCE JAN 1 4145 4281 -136 4278
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (10)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 8:00 AM
LOWEST 80 1:00 PM
AVERAGE 88
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1984
1987
MINIMUM TEMPERATURE (F) 76 71 1966
SUNRISE AND SUNSET
SEPTEMBER 10 2026.....SUNRISE 6:10 AM CHST SUNSET 6:26 PM CHST
SEPTEMBER 11 2026.....SUNRISE 6:10 AM CHST SUNSET 6:25 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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