Rio Weather in January

During January, Rio experiences low daytime temperatures of 9°C (48°F) and cooler nights around 3°C (37°F). As part of the winter season, expect quite a bit of rainfall. Around 122 mm (4.8 in) is typical.

Rainfall in Rio in January

You can expect rain on roughly 12 days based on historical data, averaging 122 mm (4.8 in) for the month. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Rio in January

Expect highs of 9°C (48°F) in Rio in January, with nights dropping to around 3°C (37°F). January marks the winter season. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. January is typically the month with the mildest temperatures of the year.

Sunshine in Rio in January

The area experiences a moderate amount of sunshine, with approximately 104 hours of sunlight expected. This means a decent mix of sun and overcast.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Rio. Our weather planner can help you explore destinations with more pleasant weather conditions.