What to expect in Rio de Janeiro in January
January is a strong choice for Rio de Janeiro: 30° / 24°, with the biggest crowds of the year and premium prices.
Rio de Janeiro weather in January
Typical conditions in Rio de Janeiro during January, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 30°C 86°F |
|---|---|
| Average low | 24°C 75°F |
| Rainfall | Wet 55/100 |
| Total rainfall | 114 mm4.5 in |
| Rainy days | 12 |
| Sea temperature | 25°C 77°F |
| Daylight | 13 h 23 min |
| How it feels | Hot — midday shade matters |
Average highs sit around 30°C with lows near 24°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are High for Rio de Janeiro — the biggest crowds of the year.
Prices & value
This month counts as high season: premium prices.
What to pack
Lightweight, breathable clothes, strong sun protection and a refillable bottle — highs near 30°C make midday heat the main constraint. Add a compact rain shell and shoes you do not mind soaking; this is one of the wetter months.
What it costs
This is peak pricing for Rio de Janeiro. Expect to pay a premium on flights and accommodation, and to book considerably further ahead than usual. Compared with the most expensive month of the year, you are looking at roughly 6% less.
Who this month suits
- Travellers who want the most reliable weather
- Families tied to school holidays
Events & what’s on
No major festivals fall in January, so the destination feels like its everyday self.
Rio de Janeiro in January compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| November | 28° / 21° | Moderate | $$ | 59 |
| December | 29° / 23° | High | $$$ | 44 |
| January · This month | 30° / 24° | High | $$$ | 40 |
| February | 30° / 24° | High | $$$ | 38 |
| March | 29° / 23° | High | $$ | 49 |
These months score higher for Rio de Janeiro on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in January
If the destination is negotiable but the month is not, these places are at their best in January.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated October 2026
