Best Places to Visit in Oceania in December 2026

Oceania in December ranges from about 16°C (Milford Sound) to 33°C (Uluru). Median around 25°C. The exact temperature depends heavily on which destination — coastal vs inland, north vs south, altitude all matter.

Milford Sound, New Zealand averages around 16°C in December — the coolest destination in Oceania on our list. Worth checking peak/shoulder season too: even with cool temps, December may not be peak for the destination.

Uluru, Australia runs around 33°C in December — the warmest destination in Oceania on our list. If you're chasing summer in winter or beach weather year-round, this is the move.

Across Oceania we have 19 destinations with weather data. Whether December is "good" depends on what you're after: cool weather, warm weather, peak season pricing or shoulder. The list below sorts by temperature so you can match destinations to your weather preference.