Samoa - When to Visit

When to Visit Samoa

Climate guide & best times to travel

Monthly Climate Data for Samoa Average temperature and rainfall by month Climate Overview 17°C 21°C 26°C 30°C 35°C Rainfall (mm) 0 245 490 Jan Jan: 30.0°C high, 23.0°C low, 490mm rain Feb Feb: 30.0°C high, 24.0°C low, 368mm rain Mar Mar: 30.0°C high, 24.0°C low, 353mm rain Apr Apr: 30.0°C high, 23.0°C low, 211mm rain May May: 30.0°C high, 23.0°C low, 193mm rain Jun Jun: 30.0°C high, 23.0°C low, 122mm rain Jul Jul: 29.0°C high, 22.0°C low, 122mm rain Aug Aug: 29.0°C high, 22.0°C low, 114mm rain Sep Sep: 29.0°C high, 23.0°C low, 155mm rain Oct Oct: 30.0°C high, 23.0°C low, 224mm rain Nov Nov: 30.0°C high, 23.0°C low, 262mm rain Dec Dec: 30.0°C high, 23.0°C low, 358mm rain Temperature Rainfall
Samoa sits in the South Pacific tropics at a latitude where the sun rarely strays far from directly overhead, which means two things follow: the temperature barely moves all year, and rainfall is the real seasonal story. Year-round, highs hover around 29-30°C (85-87°F) and lows stay in the 22-24°C (72-75°F) range. The steady warmth feels welcoming, kept livable by near-constant trade winds off the ocean. Humidity holds at around 70% across every month, noticeable yet never the soupy wall of heat you meet further north. The calendar divides cleanly into a wet season running roughly November through April and a dry season from May through October. The wet season peaks in January, when Samoa can receive close to 490mm of rain in a single month. Expect short, dramatic tropical downpours that arrive in the afternoon, soak everything for an hour, then vanish. This period also overlaps with South Pacific cyclone season. A direct hit on Samoa is relatively uncommon in any given year. Yet the risk is real enough to factor into trip planning. The islands turn green, the waterfalls run at full capacity, and the ocean occasionally shows its force. From May onward the character of the islands shifts. The dry months, June, July, and August, each receiving around 114-122mm, bring longer stretches of sun, calmer seas, and the conditions most visitors associate with Samoa's beaches. Worth noting: "dry season" here is a relative term. Even in August you'll likely see a brief shower or two. The lushness of the interior forests and the fullness of places like To Sua Ocean Trench and Togitogiga Falls depend on that year-round moisture, and a brief tropical rain rarely ruins a day the way a grey northern drizzle can.

Best Time to Visit

Recommended timing for different travel styles.

Beach
July and August offer the most reliable conditions. Rainfall is at its lowest, sunny stretches run longer, and the trade winds keep the heat from becoming oppressive. These are the peak months for Samoa's beaches on both Upolu and Savai'i, and the sea tends to be at its calmest.
Cultural
May through July tends to work well. Getting around the villages of both main islands, and the distance between Apia and the more remote parts of Savai'i, is easier when the roads aren't waterlogged. The fa'a Samoa, Samoa's traditional way of life, plays out at its own pace regardless of season. But drier conditions make village-hopping and cultural site visits noticeably more comfortable.
Adventure
June through September offers the clearest trails, the most manageable river crossings, and the safest conditions for exploring Samoa's interior rainforest and canopy walks. If waterfall volume matters more to you than trail conditions, January through March delivers impressive flow. The trade-off is slippery terrain and some flood risk.
Budget
April and October sit at the seasonal shoulders, after the rain eases but before or after the main tourist push. Accommodation tends to be more available, crowds at places like To Sua are noticeably thinner, and you'll find Samoa in a quieter, more everyday rhythm.

What to Pack

Essentials and seasonal recommendations for Samoa.

Year-Round Essentials
Lightweight, loose-fitting clothing in breathable fabrics
The heat is constant, and even a short walk between villages generates significant body heat. Cotton and linen hold up better than synthetics in sustained humidity.
Reef-safe sunscreen
The equatorial sun in Samoa burns through cloud cover. Reef-safe sunscreen is non-negotiable. Coral ecosystems demand it. Buy before you fly.
A good-quality insect repellent
in the evenings and near freshwater areas.
A waterproof dry bag or pack liner
A dry bag shields electronics and documents from rain and ocean spray. It earns its space in every season. Pack it first.
Water shoes or reef sandals
Water shoes grip Samoa's rocky coastlines. They protect feet at To Sua's entry pools. Reef walking becomes simple.
A wide-brim hat
A wide brim blocks rays that lotion cannot fully stop. Long days outside demand this backup. Shade is scarce.
A reusable water bottle
Tap water is generally safe in and around Apia. Drink often. Heat drains you fast.
Wet season (November through April)
Clothing
Lightweight packable rain jacket or compact poncho, Quick-dry clothing
Footwear
Waterproof sandals beat trainers during this period. Roads and trails stay wet. Dry socks are rare.
Accessories
A small travel umbrella
Dry season (May through October)
Layering Tip
Pack one lightweight long-sleeve layer. Evening meals outdoors can feel cool. Air-conditioned interiors bite. Nothing heavier is needed.
Plug Type
Type I
Voltage
230V
Adapter Note
Travelers from North America need both a plug adapter and a voltage converter for 110-120V devices. Phones, laptops, cameras are usually dual-voltage. Check the label on the device's power brick to confirm.
Skip These Items
Heavy clothing of any kind, since nothing you'll encounter in Samoa warrants it Formal attire beyond a single smart-casual outfit for a nicer dinner Bulky bath towels are provided by accommodation. They add weight and slow you down. Leave them behind. One comfortable pair of walking sandals covers almost every outing. Multiple pairs of leather shoes just sit in the bag. Leave fragile or irreplaceable items at home. Tropical downpours, beach spray, and constant humidity will punish them.
Full Packing Checklist

Interactive checklist with shopping links for every item you need.

View Samoa Packing List →

Month-by-Month Guide

Climate conditions and crowd levels for each month of the year.

January

The wettest month of the year in Samoa, with around 490mm of rainfall and the highest cyclone risk on the calendar. The islands are lush and green, waterfalls are at their fullest, and the pace slows after the holiday rush.

High 30°C (86°F)
Low 23°C (75°F)
Rainfall 490mm
Crowds Medium
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February

Eases from January's peak but remains firmly in wet-season territory. The storms are frequent but shorter, and Samoa at this time of year has a particular depth of colour. The vegetation is impossibly green, and the rivers run full.

High 30°C (87°F)
Low 24°C (75°F)
Rainfall 368mm
Crowds Low
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March

Continues the gradual transition, with often longer clear spells between the downpours. The islands still feel heavy with moisture, though the cyclone risk begins to ease.

High 30°C (87°F)
Low 24°C (75°F)
Rainfall 353mm
Crowds Low
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April

Marks the shift: the wet season is winding down noticeably and longer dry stretches start to appear. Increasing sunshine makes this one of the better months for those willing to chance some lingering rain in exchange for quieter conditions and thinner crowds.

High 30°C (87°F)
Low 23°C (74°F)
Rainfall 211mm
Crowds Low
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May

When Samoa starts to feel like the calendar's reward. Rainfall drops, skies open up more consistently, and the same temperatures feel noticeably more enjoyable under more frequent sunshine. The beaches begin to draw more visitors.

High 30°C (86°F)
Low 23°C (74°F)
Rainfall 193mm
Crowds Medium
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June

Reliably one of the better months in Samoa, with the dry season well established. Apia's markets, the south coast beaches of Upolu, and the longer trails on Savai'i are all accessible and enjoyable without the intensity of the wet months.

High 30°C (86°F)
Low 23°C (73°F)
Rainfall 122mm
Crowds Medium
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July

One of the two driest months of the year, with the coolest overnight temperatures and reliable sunshine make this Samoa's peak visitor period, and you'll notice it at popular sites like To Sua and the Palolo Deep Marine Reserve.

High 29°C (85°F)
Low 22°C (72°F)
Rainfall 122mm
Crowds High
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August

Effectively indistinguishable from July in feel, marginally the driest month of the year. The beaches and resort areas are at their busiest. But the conditions are as settled as they get.

High 29°C (85°F)
Low 22°C (73°F)
Rainfall 114mm
Crowds High
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September

Sees a gentle increase in rainfall as the season begins its slow turn, though the change is gradual and most days remain largely sunny. Crowds thin considerably from the August peak. A good time to find Samoa in a more relaxed state without sacrificing the weather.

High 29°C (85°F)
Low 23°C (73°F)
Rainfall 155mm
Crowds Medium
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October

Brings the first real hint of the wet season returning. While sunny days are still common, afternoon cloud build-ups return more frequently.

High 30°C (86°F)
Low 23°C (74°F)
Rainfall 224mm
Crowds Medium
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November

The transition month heading back into the wet season, the return of heavier downpours, along with the reopening of cyclone season. The humidity becomes more oppressive and visitor numbers tend to drop.

High 30°C (86°F)
Low 23°C (74°F)
Rainfall 262mm
Crowds Low
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December

Ramps back toward the wet-season peak, with the full return of tropical storm patterns. The holiday period brings a notable spike in visitors, including returning Samoans from the diaspora, giving the islands a festive energy that partially offsets the weather.

High 30°C (86°F)
Low 23°C (74°F)
Rainfall 358mm
Crowds Medium
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