893
CDGM40 PGUM 181700
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
300 AM CHST SUN JUL 19 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 18 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 1:59 PM 92 2013 88 0 85
MINIMUM 78 5:02 AM 67 1984 77 1 78
AVERAGE 83 82 1 82
PRECIPITATION (IN)
YESTERDAY 0.00 2.41 2006 0.43 -0.43 0.05
MONTH TO DATE 19.54 6.29 13.25 5.83
SINCE JUN 1 24.87 12.80 12.07 19.33
SINCE JAN 1 76.60 33.01 43.59 35.06
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 17 1 17
MONTH TO DATE 307 322 -15 315
SINCE JUN 1 836 874 -38 824
SINCE JAN 1 3228 3386 -158 3388
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WIND (MPH)
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 6:00 AM
LOWEST 70 11:00 AM
AVERAGE 82
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 91 2019
MINIMUM TEMPERATURE (F) 77 67 1984
SUNRISE AND SUNSET
JULY 19 2026..........SUNRISE 6:02 AM CHST SUNSET 6:52 PM CHST
JULY 20 2026..........SUNRISE 6:03 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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