American Samoa in May: Crowds, Weather & What to Pack
Shoulder · VisitWhen score 58/100 · #6 of 12 months
May is a solid shoulder-season month to visit National Park of American Samoa: crowds run 32% of the April peak (981 average visits). Weather: highs average 86°F and lows 78°F, with 11.7″ of precipitation and 11.5 hours of daylight. Computed from NPS and NOAA data.
Bring for American Samoa in May
- Sun protection and 2L+ water per personSee it on AmazonWhy: highs average 86°F.
- Rain shell + pack coverSee it on AmazonWhy: 11.7″ of precipitation is normal this month.
- Waterproof boots — plus navigation and a basic first-aid kitSee it on AmazonWhy: 11.7″ of rain is normal this month.
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Crowds in May
American Samoa averages 981 recreation visits in May — 32% of what April, the peak month, draws. That crowd level sets the tone for parking, permits and lodging.
Weather & daylight
Days are warm (highs average 86°F), and even nights stay hot (lows average 78°F). This is one of the wetter months (11.7″ of precipitation on average). Mid-month daylight runs 11.5 hours.
NOAA 1991–2020 monthly normals, station PAGO PAGO WSO AP, AS AQ (6 mi from park coordinates, 12 ft elevation) — conditions vary inside the park, especially with elevation. Daylight computed for the 15th of May.
What to pack for American Samoa in May
Computed from the month's weather normals above — not a generic list.
- Sun protection and 2L+ water per person — highs average 86°F
- Rain shell + pack cover — 11.7″ of precipitation is normal this month
- Waterproof boots — plus navigation and a basic first-aid kit — 11.7″ of rain is normal this month
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Want quieter or kinder conditions? The computed best months for American Samoa are June and August.
Also at their best in May
Other parks whose computed May verdict is a best window — same NPS × NOAA formula:
- Lake Clark in May — 7% of peak crowds, highs 59°F, score 96/100
- North Cascades in May — 11% of peak crowds, highs 69°F, score 96/100
- Katmai in May — 1% of peak crowds, highs 52°F, score 95/100
- Gates of the Arctic in May — 12% of peak crowds, highs 56°F, score 94/100
Common questions
Is American Samoa crowded in May?
No — May is one of the quieter months: 32% of the April peak, averaging 981 visits (NPS, 2021–2025).
What is the weather like in American Samoa in May?
Average highs of 86°F, lows of 78°F, 11.7″ of precipitation (NOAA 1991–2020 normals, PAGO PAGO WSO AP, AS AQ station).
What should I pack for American Samoa in May?
Sun protection and 2L+ water per person; Rain shell + pack cover; Waterproof boots — plus navigation and a basic first-aid kit — the full weather-computed list is on this page.
See also: the best national parks to visit in May · Last verified 2026-09-24