Guam Airport (GUM) Weather 07/13/2026
Tonight
78
Scattered Showers
Friday
89
Isolated Showers
Friday Night
79
Isolated Showers
Independence Day
89
Isolated Showers
Saturday Night
78
Isolated Showers
Sunday
87
Scattered Showers
Sunday Night
77
Showers Likely and Windy
Monday
85
Heavy Rain and Windy
Monday Night
77
Showers Likely and Windy
Tuesday
86
Chance Showers and Breezy
Tuesday Night
77
Chance Showers and Breezy
Wednesday
87
Chance Showers
Wednesday Night
81
Chance Showers
Weekly Forecast
Tonight
Scattered showers, mainly after midnight. Partly cloudy, with a low around 78. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Friday
Isolated showers. Mostly sunny, with a high near 89. North northeast wind around 8 mph.
Friday Night
Isolated showers. Partly cloudy, with a low around 79. Northeast wind 8 to 10 mph.
Independence Day
Isolated showers. Mostly sunny, with a high near 89. North wind 9 to 11 mph.
Saturday Night
Isolated showers. Partly cloudy, with a low around 78. North northeast wind around 11 mph.
Sunday
Scattered showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Sunday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 77. Windy. Chance of precipitation is 70%.
Monday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Cloudy, with a high near 85. Windy.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 77. Windy.
Tuesday
A chance of showers. Partly sunny, with a high near 86. Breezy.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 77. Breezy.
Wednesday
A chance of showers. Partly sunny, with a high near 87.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 81.