Currently, November is the cheapest month in which you can book a flight from Southampton to South Island (average of £1,590). Flying from Southampton to South Island in July is currently the most expensive (average of £2,123). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in South Island ranges from 40.0 - 60.0 inches per month. May is typically the wettest month, when rainfall can reach 60.0 mm. February is typically the driest time to visit South Island when rainfall is around 40.0 mm.
If weather is an important factor for your trip to South Island, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 6.0 C).
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