523
CDGM40 PGUM 161615
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
215 AM CHST FRI JUL 17 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 16 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 89 12:54 PM 91 1979 88 1 87
1983
MINIMUM 76 11:28 PM 69 1990 77 -1 78
AVERAGE 83 82 1 83
PRECIPITATION (IN)
YESTERDAY 0.38 2.44 1958 0.41 -0.03 0.00
MONTH TO DATE 19.53 5.44 14.09 5.68
SINCE JUN 1 24.86 11.95 12.91 19.18
SINCE JAN 1 76.59 32.16 44.43 34.91
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 18 18 0 18
MONTH TO DATE 271 288 -17 279
SINCE JUN 1 800 840 -40 788
SINCE JAN 1 3192 3352 -160 3352
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 10.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 9:00 PM
LOWEST 68 12:00 PM
AVERAGE 81
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 91 2013
2019
MINIMUM TEMPERATURE (F) 77 69 1968
1971
1984
SUNRISE AND SUNSET
JULY 17 2026..........SUNRISE 6:02 AM CHST SUNSET 6:52 PM CHST
JULY 18 2026..........SUNRISE 6:02 AM CHST SUNSET 6:52 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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