Léonie Islands
Island Group of Antarctic islands near Antarctic Peninsula
The Léonie Islands in Antarctic waters appear on expedition itineraries for penguin colonies, seal sightings and stark glacial-coast scenery; visits are by research vessels and polar cruise landings only.
The Léonie Islands are a small group of islands off the Antarctic Peninsula. They are uninhabited and part of the Antarctic island groups.
The islands are composed of rocky islets and provide habitat for Antarctic seabirds and marine life typical of the peninsula region. There are no permanent settlements and visits are by scientific or occasional expedition vessels.
Named chart features in the Antarctic region, the islands have been recorded on nautical charts used by expeditions and research teams. They fall under the Antarctic Treaty System for governance.
Geographically the Léonie Islands lie near the western side of the Antarctic Peninsula at approximately 67.6 S, 68.35 W, within the maritime waters off the peninsula.
How to Get to Léonie Islands #
Access via Antarctic cruise ships that operate in the Peninsula region during the austral summer (November-March). Operators arrange zodiac transfers and manage permit compliance; landings depend on weather and ice.
Tips for Visiting Léonie Islands #
- Travel only with authorized Antarctic operators and follow all IAATO biosecurity rules.
- Be prepared for limited landing opportunities; pack appropriate cold-weather gear even in summer.
- Respect wildlife and maintain safe viewing distances as instructed by expedition leaders.
Best Time to Visit Léonie Islands #
Visits possible only in the austral summer as part of organized Antarctic expeditions.
Weather & Climate near Léonie Islands #
Polar climate with cold summers (peaking in January) and freezing winters (coldest in August). Temperatures range from -13°C to 4°C. Semi-arid with limited rainfall.
January
January is cold with highs of 4°C and lows of 1°C. The driest month with just 15 mm.
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February
February is cold with highs of 3°C and lows of -1°C. Moderate rainfall (46 mm).
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March
March is freezing with highs of 2°C and lows of -2°C. The wettest month with 67 mm of rain and breezy conditions.
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April
April is freezing with highs of 0°C and lows of -4°C. Moderate rainfall (56 mm) and breezy conditions.
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May
May is freezing with highs of -1°C and lows of -6°C. Moderate rainfall (45 mm) and breezy conditions.
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June
June is freezing with highs of -4°C and lows of -9°C. Moderate rainfall (32 mm) and breezy conditions.
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July
July is freezing with highs of -5°C and lows of -12°C. Moderate rainfall (33 mm) and breezy conditions.
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August
August is the coldest month with highs of -5°C and lows of -13°C. Moderate rainfall (30 mm) and breezy conditions.
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September
September is freezing with highs of -4°C and lows of -11°C. Moderate rainfall (32 mm) and breezy conditions.
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October
October is freezing with highs of -2°C and lows of -8°C. Moderate rainfall (42 mm) and breezy conditions.
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November
November is freezing with highs of 1°C and lows of -4°C. Light rainfall and breezy conditions.
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December
December is cold with highs of 3°C and lows of 0°C. Light rainfall.
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