Guam weather in March
Warm and pleasant, with regular rainfall. Average highs of 29°C and lows of 25°C, with around 15 rainy days expected throughout the month.
While March isn't our top-rated month for Guam, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
29°C
Average low
25°C
Rainy days
15 days
Best months to visit
February
What to do in Guam in March
Whatever the weather, Guam rewards curious visitors. Here are some of the best ways to spend your time:
Dive pristine coral reefs
Visit WWII battle sites
Learn Chamorro culture
Beach-hop around the island
Hike volcanic ridges
Snorkel Ritidian Beach
What to pack for March
Light layers work well — T-shirts and shorts for the day, a light jacket for evenings. Comfortable walking shoes are a must. Bring a compact umbrella just in case.
Browse other months
January
28C
Warm and pleasant, with regular rainfall.
Recommended
February
28C
Warm and pleasant, with some rainy days.
March (you are here)
29C
Warm and pleasant, with regular rainfall.
April
29C
Warm and pleasant, with regular rainfall.
May
30C
Hot and humid, with frequent heavy rain.
June
30C
Hot and humid, with frequent heavy rain.
July
29C
Warm and pleasant, with frequent heavy rain.
August
29C
Warm and pleasant, with frequent heavy rain.
September
29C
Warm and pleasant, with frequent heavy rain.
October
29C
Warm and pleasant, with frequent heavy rain.
November
29C
Warm and pleasant, with frequent heavy rain.
December
29C
Warm and pleasant, with regular rainfall.
Book your March trip to Guam
Find hotels, tours and experiences for the perfect escape.
