Planning for the weather is a good way to make your trip to Cabo de Hornos relaxing and enjoyable, especially when you're splurging. The hottest months are usually February and March, with an average temperature of 26°C, while the coldest months are November and October, with an average of 25°C. The rainiest months in Cabo de Hornos are May, August, July and June, with each month seeing an average of 409 mm of rainfall.