Off-Peak

Ross Sea & McMurdo Sound in August 2026

Elite polar explorers seeking the most remote, pristine, and historically significant destination on Earth. Here's everything you need to plan your August visit.

✦10/10

🌡️ Weather in Ross Sea & McMurdo Sound in August

-30°C

Avg Temperature

extreme cold — full polar gear essential

22h

Dark Hours / Night

Long dark nights — excellent aurora windows

🟢 High

Aurora Likelihood

August is prime aurora season — clear nights frequently deliver displays

August in Ross Sea & McMurdo Sound sits at -30°C average, which is extreme cold — full polar gear essential. Expect around 22 hours of darkness each night. Pack accordingly and check the detailed packing list below.

🌌 Aurora Australis in August

🟢 High likelihood· Aurora score 10/10

Ross Sea & McMurdo Sound has a base aurora score of 10/10. In August, conditions are optimal — long dark nights (22h), typically clear skies, and strong geomagnetic activity combine to make this one of the best aurora months here.

Tips for aurora chasing in August: Head away from town light pollution, check real-time Kp forecasts (apps like SpaceWeatherLive or My Aurora Forecast), and allow at least 3 nights to maximise your chances of a sighting.

Book a guided aurora tour with a local expert — they track forecasts obsessively and know the best viewpoints. Many operators offer "chase" trips that drive to clear sky patches.

🎯 What to Do in Ross Sea & McMurdo Sound in August

✓Wildlife Watching

✓Zodiac Landings

✓Southern Ocean Wildlife

✓Photography Tours

Activity availability depends on snow / ice conditions and local operator schedules. Always confirm in advance.

🎒 What to Pack for August in Ross Sea & McMurdo Sound

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Extreme cold base layers (wool or synthetic), insulating mid-layer, and a -40°C-rated outer shell

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Insulated waterproof boots rated to at least -30°C, and heavyweight wool/fleece socks

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Balaclava, heavyweight wool hat, and face mask to protect exposed skin

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Insulated mittens (warmer than gloves) plus liner gloves for camera operation

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Camera with manual mode, wide-angle lens (f/2.8 or faster), and sturdy tripod

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Extra camera batteries — cold drains power fast; keep spares in an inner pocket

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Remote shutter release or intervalometer for long-exposure aurora shots

📦 View the full interactive packing list for Ross Sea & McMurdo Sound →

🏨 Accommodation in August

Off-Peak

Off-peak pricing means good deals — expect around $390/night. Expedition cruise berths may be discounted for late bookings. Expedition Ships, Research Station Visits remain available year-round.