Rio de Janeiro in Summer — Weather & What to Expect
Summer in Rio de Janeiro (December, January, February) averages daytime highs of 28.7°C and lows of 23.1°C, with around 468.2mm of rain across the season (47 rainy days in total). It includes some of the best months of the year to visit (December, January, February).
In the southern hemisphere, summer in Rio de Janeiro covers December, January, February.
Summer in Rio de Janeiro month by month
| Month | High | Low | Rain | Rainy days | Rating |
|---|---|---|---|---|---|
| December | 28.0°C | 22.4°C | 161.3mm | 16 | 9/10 |
| January | 29.2°C | 23.4°C | 149.1mm | 14 | 9/10 |
| February | 28.9°C | 23.4°C | 157.8mm | 17 | 9/10 |
What to pack for Rio de Janeiro in summer
- Light layers
- Sunscreen
- T-shirts and light trousers or shorts
- Compact travel umbrella
- Waterproof jacket
- Quick-dry clothing
Frequently Asked Questions
Is summer a good time to visit Rio de Janeiro?
Summer in Rio de Janeiro rates around 9/10 — excellent time to visit. Average highs are 28.7°C with 468.2mm of rain across the season.
How hot is Rio de Janeiro in summer?
Daytime highs average 28.7°C (83.7°F) across December, January, February, with nights around 23.1°C.
What months are summer in Rio de Janeiro?
Rio de Janeiro is in the southern hemisphere, so summer covers December, January, February.
See also: best time to visit Rio de Janeiro · Rio de Janeiro annual climate · Rio de Janeiro in spring · Rio de Janeiro in autumn · Rio de Janeiro in winter
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Once you know what summer in Rio de Janeiro looks like, find out exactly what to pack for Rio de Janeiro at 247PackingList. For currency, language and country facts, see the Brazil guide at 247CountryInfo.
Summer in Rio de Janeiro — what to pack
Lightweight travel clothing
Lightweight, breathable clothing and a compact travel umbrella are essential in this climate.
Check Price →Check clothing sizes in Brazil at 247Sizing before you shop.
More summer travel essentials
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.