Typical Weather in South Island, New Zealand in December
67° F Avg High
54° F Avg Low
7 Rainy Days
☀️ Temperature Summary
December is one of the warmer months of the year for South Island, with highs averaging around 67°F. You can expect overnight lows near 54°F most days.
December is a great time to visit South Island, with mild temperatures and sunny days being very common.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
In December you can expect close to a 23% chance of rain for any given day. It rains more than usual in December, with total rainfall for the month typically near 4 inches.
Rainfall Throughout the Year
Planning a trip to South Island? Try our free trip weather planner