Rossel Island

Island Remote Milne Bay island with diverse coastal ecosystems

Rossel Island in Milne Bay Province is a remote coral island with traditional villages; adventurous visitors arrive by boat for local culture, fishing and coastal snorkeling.

Main image
Rossel Island
-11.3547, 154.1684

Tips for Visiting Rossel Island #

  • Travel during the dry season (roughly May-October) when sea passages to Louisiade Archipelago islands are calmer and small-boat services are more dependable.
  • Confirm transport and local permits well ahead of time-Rossel is remote with very limited infrastructure, so arrange your vessel and any village permissions via Alotau-based operators or local contacts before departure.

Best Time to Visit Rossel Island #

Visit Rossel Island in the dry season (May-October) when sea conditions and travel are most reliable and outdoor activities are easier.

Dry season (best time)
May-October · 24-31°C
Drier weather, calmer seas and better conditions for inter-island travel, diving and beach activities.
Wet season
November-April · 24-31°C
Frequent heavy rains, higher humidity and rougher seas that can disrupt boat services and outdoor plans.

Weather & Climate near Rossel Island #

Climate

Rossel Island's climate is classified as Tropical Rainforest - Tropical Rainforest climate with consistently warm temperatures year-round. Temperatures range from 19°C to 29°C. Heavy rainfall (3241 mm/year), wettest in April.

Temperature & Rainfall
Temperature Range
29°
Warmest Month
19°
Coldest Month
Monthly Conditions

January

January is warm with highs of 28°C and lows of 21°C. Heavy rain (314 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 28°

Weather

314 mm
Rainfall
2.6 m/s
Wind
Calm

February

February is warm with highs of 28°C and lows of 22°C. Heavy rain (333 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
22° 29°

Weather

333 mm
Rainfall
2.4 m/s
Wind
Calm

March

March is warm with highs of 28°C and lows of 21°C. Heavy rain (312 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 28°

Weather

312 mm
Rainfall
2.9 m/s
Wind
Calm

April

April is warm with highs of 28°C and lows of 21°C. The wettest month with heavy rain (393 mm).

Comfort

24°
Feels Like Warm
24°C
Temperature
21° 28°

Weather

393 mm
Rainfall
2.8 m/s
Wind
Calm

May

May is mild with highs of 27°C and lows of 20°C. Heavy rain (264 mm).

Comfort

24°
Feels Like Mild
24°C
Temperature
20° 27°

Weather

264 mm
Rainfall
2.8 m/s
Wind
Calm

June

June is mild with highs of 26°C and lows of 20°C. Heavy rain (204 mm).

Comfort

23°
Feels Like Mild
23°C
Temperature
20° 26°

Weather

204 mm
Rainfall
3.1 m/s
Wind
Light Breeze

July

July is mild with highs of 26°C and lows of 19°C. Heavy rain (269 mm).

Comfort

23°
Feels Like Mild
23°C
Temperature
19° 26°

Weather

269 mm
Rainfall
2.9 m/s
Wind
Calm

August

August is mild with highs of 26°C and lows of 19°C. Heavy rain (230 mm).

Comfort

23°
Feels Like Mild
23°C
Temperature
19° 26°

Weather

230 mm
Rainfall
3.4 m/s
Wind
Light Breeze

September

September is mild with highs of 27°C and lows of 20°C. Heavy rain (205 mm).

Comfort

23°
Feels Like Mild
23°C
Temperature
20° 27°

Weather

205 mm
Rainfall
3.0 m/s
Wind
Light Breeze

October

October is warm with highs of 28°C and lows of 20°C. Heavy rain (248 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 28°

Weather

248 mm
Rainfall
2.5 m/s
Wind
Calm

November

November is warm with highs of 29°C and lows of 21°C. Heavy rain (213 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 29°

Weather

213 mm
Rainfall
2.2 m/s
Wind
Calm

December

December is the warmest month with highs of 29°C and lows of 21°C. Heavy rain (256 mm).

Comfort

25°
Feels Like Warm
25°C
Temperature
21° 29°

Weather

256 mm
Rainfall
2.3 m/s
Wind
Calm

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