Silisili
Volcano Samoa's highest mountain and prominent volcanic summit
Samoa’s highest peak on Savai’i Island, reached by multi-day hikes through rainforest and ridgelines. Experienced trekkers aim for summit views and encounters with remote village landscapes.
Silisili (Mount Silisili) is the highest mountain in Samoa, located on the island of Savaiʻi. The peak reaches approximately 1,858 metres and is the island chain’s highest point.
The route to the summit follows ridgelines through montane rainforest and cloud forest, and is known for steep, rugged terrain and muddy conditions during rain; the summit offers broad views across Savaiʻi when weather permits. The mountain is volcanic in origin and forms part of the island’s central highlands.
Silisili sits in the interior of Savaiʻi island and forms part of the island’s central ridge system; access is from villages on Savaiʻi with local guides commonly used for multi‑day ascents. The surrounding landscape is dominated by tropical forest and deeply incised valleys.
- Elevation and trail conditions: The summit reaches about 1,858 metres and is the highest point in Samoa, reached by steep, often muddy trails that require good fitness and local guidance.
How to Get to Silisili #
Mount Silisili is on Savai’i island (Samoa). From international flights into Apia (Faleolo, Upolu) take the regular inter‑island ferry from Mulifanua to Salelologa on Savai’i. From Salelologa drive inland toward the north‑west of Savai’i (the village of Aopo is the common trailhead area) - the drive from Salelologa to Aopo is typically about one to two hours by road; from Aopo the ascent is a multi‑day hike requiring local guides.
Tips for Visiting Silisili #
- Aim for the dry season (roughly May-October) when trails on Savai'i are drier and river crossings are safer; wet weather can make interior tracks very slippery and slow going.
- Arrange a local guide and village permission in advance-mountain access and overnight routes typically require coordination with local communities on Savai'i, and guided trips are recommended for route finding and safety.
- Plan for a multi‑day trek (not a day hike); summit attempts usually involve camping or village‑based stays, so organise food and camping gear through a local operator rather than relying on ad hoc support on the island.
Best Time to Visit Silisili #
Visit Mount Silisili during Samoa's dry season (May-October) for more reliable trail conditions and safer trekking.
Weather & Climate near Silisili #
Silisili's climate is classified as Oceanic - Oceanic climate with consistently warm temperatures year-round. Temperatures range from 13°C to 21°C. Heavy rainfall (3009 mm/year), wettest in December.
January
January is cool with highs of 21°C and lows of 14°C. Heavy rain (407 mm).
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February
February is cool with highs of 21°C and lows of 14°C. Heavy rain (333 mm).
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March
March is cool with highs of 20°C and lows of 15°C. Heavy rain (355 mm).
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April
April is cool with highs of 20°C and lows of 15°C. Heavy rain (248 mm).
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May
May is cool with highs of 19°C and lows of 15°C. Significant rainfall (156 mm).
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June
June is cool with highs of 18°C and lows of 14°C. Significant rainfall (125 mm) and breezy conditions.
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July
July is the coolest month with highs of 18°C and lows of 14°C. Regular rainfall (90 mm) and breezy conditions.
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August
August is the coolest month with highs of 18°C and lows of 14°C. Significant rainfall (111 mm) and breezy conditions.
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September
September is cool with highs of 19°C and lows of 13°C. Significant rainfall (165 mm).
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October
October is cool with highs of 20°C and lows of 14°C. Heavy rain (306 mm).
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November
November is cool with highs of 21°C and lows of 14°C. Heavy rain (295 mm).
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December
December is cool with highs of 21°C and lows of 14°C. The wettest month with heavy rain (418 mm).
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