611
CDGM40 PGUM 121643
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
243 AM CHST SUN SEP 13 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 12 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 88 10:47 AM 92 1969 87 1 89
MINIMUM 78 6:14 AM 70 1995 76 2 76
AVERAGE 83 82 1 83
PRECIPITATION (IN)
YESTERDAY 0.07 5.28 1967 0.50 -0.43 0.01
MONTH TO DATE 7.77 6.35 1.42 5.69
SINCE SEP 1 7.77 6.35 1.42 5.69
SINCE JAN 1 99.80 62.98 36.82 60.97
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 18 17 1 18
MONTH TO DATE 205 204 1 202
SINCE SEP 1 205 204 1 202
SINCE JAN 1 4199 4332 -133 4331
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (40)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 5:00 PM
LOWEST 70 9:00 AM
AVERAGE 82
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1983
1988
MINIMUM TEMPERATURE (F) 76 70 1992
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 6:10 AM CHST SUNSET 6:24 PM CHST
SEPTEMBER 14 2026.....SUNRISE 6:10 AM CHST SUNSET 6:23 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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