Rio Weather in December

December in Rio sees daytime temperatures around 10°C (50°F) and lows of 4°C (39°F) at night. With around 152 mm (6 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Rio in December

This month experiences about 11 days of rain according to historical data, averaging 152 mm (6 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Rio in December

In December, Rio sees low temperatures, with highs of 10°C (50°F). Nights drop to around 4°C (39°F). December is in the winter season. Even at the warmest part of the day, temperatures stay low. Dressing warmly from the start is the sensible approach. Nights fall to 4°C (39°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Rio in December

This month is characterized by fewer sunny days, with about 91 hours of sunshine. It's great for those who appreciate cooler, less sunny days.

December in Rio can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.