It stays hot year-round here, but swings between a heavy monsoon centered on August and a markedly drier stretch around February. In February, expect highs around 28°C with rain on roughly 13 days of the month.
Things to Do
Diving and WWII historic sites, including the war in the Pacific museum, are the main draws.
Local Cuisine
Try kelaguen, a Chamorro dish of citrus-marinated meat or seafood.
Month-by-month weather
Daylight, sunrise, and sunset are calculated exactly from this region's latitude. Temperature and rainfall are modeled from its general climate type, not measured station data. Month summaries are generated from those modeled figures.
JanuaryGreat
Expect warm days around 28°/24°C, with frequent rain (~15 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low28° / 24°C
Rainfall120 mm
Rainy days15
Sunrise6:21 AM
Sunset5:39 PM
Daylight11h 17m
FebruaryBest
Expect warm days around 28°/24°C, with frequent rain (~13 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low28° / 24°C
Rainfall104 mm
Rainy days13
Sunrise6:13 AM
Sunset5:47 PM
Daylight11h 34m
MarchGreat
Expect warm days around 29°/24°C, with frequent rain (~13 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low29° / 24°C
Rainfall104 mm
Rainy days13
Sunrise6:03 AM
Sunset5:57 PM
Daylight11h 55m
AprilGreat
Expect warm days around 29°/24°C, with frequent rain (~14 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low29° / 24°C
Rainfall112 mm
Rainy days14
Sunrise5:51 AM
Sunset6:09 PM
Daylight12h 18m
MayAvoid
Expect warm days around 30°/25°C, with very wet conditions (~18 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall144 mm
Rainy days18
Sunrise5:41 AM
Sunset6:19 PM
Daylight12h 37m
JuneAvoid
Expect warm days around 30°/25°C, with very wet conditions (~20 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall160 mm
Rainy days20
Sunrise5:36 AM
Sunset6:24 PM
Daylight12h 47m
JulyAvoid
Expect warm days around 30°/25°C, with very wet conditions (~24 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall192 mm
Rainy days24
Sunrise5:38 AM
Sunset6:22 PM
Daylight12h 43m
AugustAvoid
Expect warm days around 30°/25°C, with very wet conditions (~26 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall208 mm
Rainy days26
Sunrise5:47 AM
Sunset6:13 PM
Daylight12h 27m
SeptemberAvoid
Expect warm days around 30°/25°C, with very wet conditions (~24 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall192 mm
Rainy days24
Sunrise5:58 AM
Sunset6:02 PM
Daylight12h 4m
OctoberAvoid
Expect warm days around 30°/25°C, with very wet conditions (~23 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall184 mm
Rainy days23
Sunrise6:09 AM
Sunset5:51 PM
Daylight11h 42m
NovemberAvoid
Expect warm days around 30°/25°C, with very wet conditions (~20 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall160 mm
Rainy days20
Sunrise6:19 AM
Sunset5:41 PM
Daylight11h 22m
DecemberAvoid
Expect warm days around 29°/24°C, with very wet conditions (~17 rainy days).
Humid — heat will feel more intense than the temperature alone suggests