Sven Yrvindvideo

Mean Summer Temperature: 6°C at Cape Horn. It is a mean temperature.

28. juli 2026 · 6 min · 2K visninger

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Sven Yrvind is preparing a high-latitude voyage to Cape Horn on a 5-meter boat and reviews the mean air temperature at that latitude: roughly 6°C in December (the Southern Hemisphere summer), with colder nights and warmer days on either side of that average.Watch He examines a chart showing the temperature gradient, noting it drops to 4°C in some zones.0:15 Packing occupies most of the preparation shown: he evaluates two mosquito nets with different wire gauges, selects rain gear, chooses a spare hat, and organizes tools and a device he calls the "Zika" into tighter configurations to save space.1:22 He addresses flags — a Swedish ensign, a yellow quarantine flag for port entry, and a "Blue Peter" (the flag signaling a vessel is about to proceed to sea).1:53 He rejects Starlink on three grounds: cost, space demand on a 5-meter hull, and power consumption.3:58 A laminated certificate is noted as waterproof.4:13 The core planning constraint throughout is the extreme size limitation of the boat, which drives every gear and equipment decision.

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