775
CDGM40 PGUM 091603
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
203 AM CHST SUN MAY 10 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 9 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 86 2:31 PM 91 1988 89 -3 89
2016
MINIMUM 78 4:18 AM 67 1968 78 0 79
AVERAGE 82 83 -1 84
PRECIPITATION (IN)
YESTERDAY 0.04 4.42 1950 0.13 -0.09 T
MONTH TO DATE 1.46 1.17 0.29 0.26
SINCE MAR 1 30.53 7.44 23.09 5.75
SINCE JAN 1 44.30 16.93 27.37 14.01
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 19
MONTH TO DATE 156 162 -6 166
SINCE MAR 1 1097 1191 -94 1194
SINCE JAN 1 2009 2110 -101 2154
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WIND (MPH)
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION E (80)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 16.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 4:00 AM
LOWEST 68 11:00 AM
AVERAGE 79
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 91 2001
MINIMUM TEMPERATURE (F) 78 64 1987
SUNRISE AND SUNSET
MAY 10 2026...........SUNRISE 5:56 AM CHST SUNSET 6:38 PM CHST
MAY 11 2026...........SUNRISE 5:56 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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