469
CDGM40 PGUM 121630
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
230 AM CHST THU AUG 13 2026
...............................
...THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR AUGUST 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 1:54 PM 91 1985 87 1 88
1988
MINIMUM 80 5:49 AM 71 1947 77 3 77
AVERAGE 84 82 2 83
PRECIPITATION (IN)
YESTERDAY T 4.53 1974 0.60 -0.60 0.03
MONTH TO DATE 5.85 6.69 -0.84 5.76
SINCE JUN 1 32.19 25.45 6.74 32.25
SINCE JAN 1 83.92 45.66 38.26 47.98
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 19 17 2 18
MONTH TO DATE 208 204 4 208
SINCE JUN 1 1275 1298 -23 1242
SINCE JAN 1 3667 3810 -143 3806
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (240)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 12.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 12:00 AM
LOWEST 66 12:00 PM
AVERAGE 77
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 87 92 1970
2018
MINIMUM TEMPERATURE (F) 77 70 1967
SUNRISE AND SUNSET
AUGUST 13 2026........SUNRISE 6:08 AM CHST SUNSET 6:44 PM CHST
AUGUST 14 2026........SUNRISE 6:08 AM CHST SUNSET 6:43 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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