Climatological Report (Daily)
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
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CDGM40 PGUM 131614
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
214 AM CHST MON SEP 14 2026
...................................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 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 87 11:01 AM 92 1983 87 0 87
1988
MINIMUM 76 6:03 AM 70 1992 76 0 75
AVERAGE 82 82 0 81
PRECIPITATION (IN)
YESTERDAY 0.59 3.76 2024 0.49 0.10 0.41
MONTH TO DATE 8.36 6.84 1.52 6.10
SINCE SEP 1 8.36 6.84 1.52 6.10
SINCE JAN 1 100.39 63.47 36.92 61.38
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 16
MONTH TO DATE 222 221 1 218
SINCE SEP 1 222 221 1 218
SINCE JAN 1 4216 4349 -133 4347
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION NE (30)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 3.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 8:00 PM
LOWEST 72 9:00 AM
AVERAGE 86
..........................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1983
MINIMUM TEMPERATURE (F) 76 72 1945
1948
SUNRISE AND SUNSET
SEPTEMBER 14 2026.....SUNRISE 6:10 AM CHST SUNSET 6:23 PM CHST
SEPTEMBER 15 2026.....SUNRISE 6:10 AM CHST SUNSET 6:22 PM CHST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$