Guam Airport (GUM) Weather 08/25/2025
Overnight
78
Scattered Showers
Thursday
88
Scattered Showers
Thursday Night
78
Scattered Showers
Friday
88
Scattered Showers
Friday Night
78
Partly Cloudy
Saturday
88
Partly Sunny
Saturday Night
78
Mostly Cloudy
Sunday
86
Mostly Sunny
Sunday Night
79
Chance Showers
Monday
89
Chance Showers
Monday Night
79
Chance Showers
Tuesday
88
Chance Showers
Tuesday Night
81
Chance Showers
Weekly Forecast
Overnight
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. Northeast wind around 6 mph. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms. Partly sunny, with a high near 88. East northeast wind 6 to 10 mph. Chance of precipitation is 30%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 78. East wind 3 to 8 mph. Chance of precipitation is 30%.
Friday
Scattered showers and thunderstorms. Partly sunny, with a high near 88. East wind 5 to 9 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 78. East southeast wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 88.
Saturday Night
Mostly cloudy, with a low around 78.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 79.
Monday
A chance of showers. Partly sunny, with a high near 89.
Monday Night
A chance of showers. Mostly cloudy, with a low around 79.
Tuesday
A chance of showers. Partly sunny, with a high near 88.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 81.