254
CDGM40 PGUM 121617
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
217 AM CHST MON JUL 13 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR JULY 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 85 3:10 PM 92 1993 88 -3 83
MINIMUM 75 5:27 AM 69 1979 77 -2 76
AVERAGE 80 83 -3 80
PRECIPITATION (IN)
YESTERDAY 0.42 1.91 1981 0.36 0.06 1.07
MONTH TO DATE 17.69 3.92 13.77 5.47
SINCE JUN 1 23.02 10.43 12.59 18.97
SINCE JAN 1 74.75 30.64 44.11 34.70
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 15 18 -3 15
MONTH TO DATE 201 216 -15 206
SINCE JUN 1 730 768 -38 715
SINCE JAN 1 3122 3280 -158 3279
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 12.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 3:00 AM
LOWEST 77 1:00 PM
AVERAGE 86
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 88 91 1967
2013
MINIMUM TEMPERATURE (F) 77 68 1972
SUNRISE AND SUNSET
JULY 13 2026..........SUNRISE 6:01 AM CHST SUNSET 6:52 PM CHST
JULY 14 2026..........SUNRISE 6:01 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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