727
CDGM40 PGUM 111625
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
225 AM CHST TUE MAY 12 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 11 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 11:10 AM 91 1987 89 -4 88
1995
2001
MINIMUM 78 3:10 AM 65 1972 78 0 75
AVERAGE 82 83 -1 82
PRECIPITATION (IN)
YESTERDAY 0.11 2.09 2020 0.13 -0.02 0.06
MONTH TO DATE 1.87 1.44 0.43 0.32
SINCE MAR 1 30.94 7.71 23.23 5.81
SINCE JAN 1 44.71 17.20 27.51 14.07
DEGREE DAYS
HEATING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 17 18 -1 17
MONTH TO DATE 189 198 -9 202
SINCE MAR 1 1130 1227 -97 1230
SINCE JAN 1 2042 2146 -104 2190
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 12.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 94 12:00 AM
LOWEST 75 10:00 AM
AVERAGE 85
......................................................
THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 91 2014
MINIMUM TEMPERATURE (F) 78 67 1970
1972
1987
SUNRISE AND SUNSET
MAY 12 2026...........SUNRISE 5:56 AM CHST SUNSET 6:39 PM CHST
MAY 13 2026...........SUNRISE 5:55 AM CHST SUNSET 6:39 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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