Mayne Island Weather in December

During December, Mayne Island experiences low daytime temperatures of 8°C (46°F) and cooler nights around 4°C (39°F). December sits within the rainy season, and part of the winter season, so expect regular and often heavy rainfall.

Rainfall in Mayne Island in December

Mayne Island is in the rainy season in December, with rain on around 20 days and an average of 171 mm (6.7 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.

Temperature in Mayne Island in December

Expect highs of 8°C (46°F) in Mayne Island in December, with nights dropping to around 4°C (39°F). December is part of the winter season. Expect a cold feel throughout the day, not just in the mornings and evenings. Warm layers are essential. With overnight lows of 4°C (39°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. On average, it is the coldest month of the year. So be prepared and make sure to pack winter clothes.

Sunshine in Mayne Island in December

The month is characterized by fewer sunny days, with roughly 68 hours hours of sunshine. Ideal for those who prefer a cooler, cloudier climate.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. July and August typically offer the best weather for Mayne Island.