144
CDGM40 PGUM 151603
CLIGUM
CLIMATE REPORT
NATIONAL WEATHER SERVICE TIYAN GUAM
203 AM CHST SAT MAY 16 2026
...............................
..THE GUAM INTERNATIONAL AIRPORT CLIMATE SUMMARY FOR MAY 15 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 87 1:24 PM 92 2010 89 -2 89
MINIMUM 78 12:00 AM 64 1957 78 0 78
AVERAGE 83 83 0 84
PRECIPITATION (IN)
YESTERDAY T 4.06 2015 0.13 -0.13 0.08
MONTH TO DATE 4.26 1.97 2.29 0.55
SINCE MAR 1 33.33 8.24 25.09 6.04
SINCE JAN 1 47.10 17.73 29.37 14.30
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 18 18 0 19
MONTH TO DATE 257 270 -13 279
SINCE MAR 1 1198 1299 -101 1307
SINCE JAN 1 2110 2218 -108 2267
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WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION E (100)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)
AVERAGE WIND SPEED 10.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 12:00 AM
LOWEST 70 3:00 PM
AVERAGE 84
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THE GUAM INTERNATIONAL AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 91 2014
2016
2019
MINIMUM TEMPERATURE (F) 78 65 1957
SUNRISE AND SUNSET
MAY 16 2026...........SUNRISE 5:55 AM CHST SUNSET 6:40 PM CHST
MAY 17 2026...........SUNRISE 5:54 AM CHST SUNSET 6:40 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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